<?xml version="1.0" encoding="UTF-8"?>

<CompactData xmlns="http://www.SDMX.org/resources/SDMXML/schemas/v2_0/message" xmlns:bbk="http://www.bundesbank.de/statistik/zeitreihen/BBKcompact" xmlns:compact="http://www.SDMX.org/resources/SDMXML/schemas/v2_0/compact" xmlns:xsl="http://www.w3.org/2001/XMLSchema-instance" xsl:schemaLocation="http://www.SDMX.org/resources/SDMXML/schemas/v2_0/message schemas/SDMXMessage.xsd http://www.bundesbank.de/statistik/zeitreihen/bbkcompact schemas/BBKCompactData.xsd http://www.SDMX.org/resources/SDMXML/schemas/v2_0/compact schemas/SDMXCompactData.xsd">
  <Header>
    <ID>BBBK11_D_TTA053</ID>
    <Test>false</Test>
    <Truncated>false</Truncated>
    <Prepared>2026-04-05T21:26:58</Prepared>
    <Sender id="BBK">
      <Name xml:lang="de">Deutsche Bundesbank</Name>
      <Contact>
        <Email>presse-information@bundesbank.de</Email>
      </Contact>
    </Sender>
  </Header>
  <bbk:DataSet datasetID="BBK_BSBBK11">
    <bbk:Series FREQ="D" BBK_ID="BBBK11.D.TTA053" DECIMALS="0" UNIT="EURO" UNIT_MULT="6" BBK_TITLE="Forderungen in Fremdwährung an Ansässige außerhalb des Euro-Währungsgebiets / Guthaben bei Banken, Wertpapieranlagen, Auslandskredite und sonstige Auslandsaktiva / Eurosystem" BBK_TITLE_ENG="Claims on non-euro area residents denominated in foreign currency / balances with banks, security investments, external loans and other external assets / Eurosystem">
      <bbk:Obs TIME_PERIOD="2026-03-20" OBS_VALUE="281780.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2026-03-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-03-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-03-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-03-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-03-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-03-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-03-13" OBS_VALUE="282319.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2026-03-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-03-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-03-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-03-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-03-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-03-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-03-06" OBS_VALUE="282825.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2026-03-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-03-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-03-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-03-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-03-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-02-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-02-27" OBS_VALUE="281585.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2026-02-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-02-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-02-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-02-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-02-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-02-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-02-20" OBS_VALUE="280808.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2026-02-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-02-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-02-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-02-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-02-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-02-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-02-13" OBS_VALUE="280206.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2026-02-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-02-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-02-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-02-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-02-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-02-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-02-06" OBS_VALUE="280742.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2026-02-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-02-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-02-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-02-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-02-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-01-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-01-30" OBS_VALUE="279773.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2026-01-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-01-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-01-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-01-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-01-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-01-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-01-23" OBS_VALUE="280675.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2026-01-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-01-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-01-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-01-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-01-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-01-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-01-16" OBS_VALUE="279227.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2026-01-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-01-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-01-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-01-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-01-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-01-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-01-09" OBS_VALUE="277855.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2026-01-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-01-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-01-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-01-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-01-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-01-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2026-01-02" OBS_VALUE="278508.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2026-01-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-12-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-12-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-12-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-12-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-12-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-12-26" OBS_VALUE="277097.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2025-12-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-12-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-12-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-12-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-12-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-12-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-12-19" OBS_VALUE="277307.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2025-12-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-12-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-12-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-12-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-12-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-12-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-12-12" OBS_VALUE="275648.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2025-12-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-12-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-12-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-12-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-12-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-12-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-12-05" OBS_VALUE="275391.0" BBK_DIFF="0.9"/>
      <bbk:Obs TIME_PERIOD="2025-12-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-12-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-12-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-12-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-11-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-11-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-11-28" OBS_VALUE="272947.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2025-11-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-11-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-11-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-11-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-11-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-11-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-11-21" OBS_VALUE="272961.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2025-11-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-11-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-11-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-11-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-11-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-11-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-11-14" OBS_VALUE="272301.0" BBK_DIFF="0.9"/>
      <bbk:Obs TIME_PERIOD="2025-11-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-11-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-11-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-11-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-11-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-11-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-11-07" OBS_VALUE="269873.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2025-11-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-11-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-11-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-11-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-11-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-11-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-10-31" OBS_VALUE="269844.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2025-10-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-10-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-10-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-10-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-10-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-10-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-10-24" OBS_VALUE="270029.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2025-10-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-10-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-10-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-10-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-10-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-10-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-10-17" OBS_VALUE="268617.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2025-10-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-10-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-10-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-10-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-10-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-10-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-10-10" OBS_VALUE="268649.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2025-10-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-10-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-10-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-10-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-10-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-10-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-10-03" OBS_VALUE="270018.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2025-10-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-10-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-09-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-09-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-09-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-09-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-09-26" OBS_VALUE="270279.0" BBK_DIFF="0.7"/>
      <bbk:Obs TIME_PERIOD="2025-09-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-09-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-09-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-09-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-09-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-09-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-09-19" OBS_VALUE="268521.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2025-09-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-09-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-09-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-09-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-09-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-09-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-09-12" OBS_VALUE="269995.0" BBK_DIFF="0.9"/>
      <bbk:Obs TIME_PERIOD="2025-09-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-09-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-09-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-09-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-09-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-09-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-09-05" OBS_VALUE="267488.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2025-09-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-09-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-09-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-09-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-08-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-08-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-08-29" OBS_VALUE="265930.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2025-08-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-08-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-08-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-08-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-08-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-08-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-08-22" OBS_VALUE="266145.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2025-08-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-08-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-08-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-08-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-08-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-08-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-08-15" OBS_VALUE="265024.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2025-08-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-08-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-08-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-08-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-08-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-08-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-08-08" OBS_VALUE="265710.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2025-08-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-08-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-08-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-08-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-08-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-08-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-08-01" OBS_VALUE="266542.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2025-07-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-07-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-07-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-07-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-07-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-07-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-07-25" OBS_VALUE="266164.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2025-07-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-07-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-07-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-07-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-07-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-07-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-07-18" OBS_VALUE="265215.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2025-07-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-07-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-07-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-07-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-07-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-07-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-07-11" OBS_VALUE="266483.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2025-07-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-07-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-07-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-07-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-07-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-07-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-07-04" OBS_VALUE="265413.0" BBK_DIFF="-5.6"/>
      <bbk:Obs TIME_PERIOD="2025-07-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-07-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-07-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-06-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-06-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-06-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-06-27" OBS_VALUE="281135.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2025-06-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-06-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-06-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-06-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-06-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-06-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-06-20" OBS_VALUE="282298.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2025-06-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-06-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-06-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-06-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-06-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-06-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-06-13" OBS_VALUE="280978.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2025-06-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-06-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-06-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-06-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-06-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-06-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-06-06" OBS_VALUE="282438.0" BBK_DIFF="0.7"/>
      <bbk:Obs TIME_PERIOD="2025-06-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-06-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-06-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-06-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-06-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-05-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-05-30" OBS_VALUE="280559.0" BBK_DIFF="-0.6"/>
      <bbk:Obs TIME_PERIOD="2025-05-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-05-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-05-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-05-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-05-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-05-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-05-23" OBS_VALUE="282141.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2025-05-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-05-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-05-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-05-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-05-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-05-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-05-16" OBS_VALUE="280966.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2025-05-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-05-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-05-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-05-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-05-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-05-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-05-09" OBS_VALUE="280709.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2025-05-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-05-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-05-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-05-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-05-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-05-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-05-02" OBS_VALUE="280362.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2025-05-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-04-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-04-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-04-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-04-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-04-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-04-25" OBS_VALUE="279259.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2025-04-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-04-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-04-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-04-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-04-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-04-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-04-18" OBS_VALUE="280612.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2025-04-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-04-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-04-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-04-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-04-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-04-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-04-11" OBS_VALUE="279165.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2025-04-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-04-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-04-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-04-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-04-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-04-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-04-04" OBS_VALUE="278516.0" BBK_DIFF="-2.4"/>
      <bbk:Obs TIME_PERIOD="2025-04-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-04-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-04-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-03-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-03-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-03-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-03-28" OBS_VALUE="285396.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2025-03-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-03-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-03-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-03-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-03-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-03-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-03-21" OBS_VALUE="285705.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2025-03-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-03-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-03-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-03-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-03-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-03-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-03-14" OBS_VALUE="285841.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2025-03-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-03-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-03-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-03-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-03-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-03-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-03-07" OBS_VALUE="285045.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2025-03-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-03-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-03-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-03-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-03-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-03-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-02-28" OBS_VALUE="284692.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2025-02-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-02-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-02-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-02-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-02-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-02-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-02-21" OBS_VALUE="283372.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2025-02-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-02-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-02-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-02-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-02-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-02-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-02-14" OBS_VALUE="282735.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2025-02-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-02-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-02-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-02-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-02-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-02-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-02-07" OBS_VALUE="283555.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2025-02-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-02-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-02-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-02-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-02-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-02-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-01-31" OBS_VALUE="283392.0" BBK_DIFF="-1.0"/>
      <bbk:Obs TIME_PERIOD="2025-01-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-01-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-01-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-01-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-01-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-01-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-01-24" OBS_VALUE="286280.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2025-01-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-01-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-01-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-01-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-01-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-01-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-01-17" OBS_VALUE="285883.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2025-01-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-01-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-01-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-01-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-01-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-01-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-01-10" OBS_VALUE="284817.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2025-01-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-01-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-01-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-01-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-01-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-01-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-01-03" OBS_VALUE="285756.0" BBK_DIFF="4.4"/>
      <bbk:Obs TIME_PERIOD="2025-01-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2025-01-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-12-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-12-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-12-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-12-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-12-27" OBS_VALUE="273626.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2024-12-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-12-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-12-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-12-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-12-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-12-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-12-20" OBS_VALUE="273150.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2024-12-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-12-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-12-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-12-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-12-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-12-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-12-13" OBS_VALUE="271855.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2024-12-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-12-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-12-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-12-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-12-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-12-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-12-06" OBS_VALUE="271753.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2024-12-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-12-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-12-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-12-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-12-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-11-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-11-29" OBS_VALUE="270888.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2024-11-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-11-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-11-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-11-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-11-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-11-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-11-22" OBS_VALUE="271494.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2024-11-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-11-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-11-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-11-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-11-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-11-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-11-15" OBS_VALUE="270138.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2024-11-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-11-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-11-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-11-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-11-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-11-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-11-08" OBS_VALUE="270796.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2024-11-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-11-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-11-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-11-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-11-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-11-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-11-01" OBS_VALUE="270061.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2024-10-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-10-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-10-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-10-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-10-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-10-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-10-25" OBS_VALUE="270253.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2024-10-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-10-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-10-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-10-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-10-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-10-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-10-18" OBS_VALUE="269025.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2024-10-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-10-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-10-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-10-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-10-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-10-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-10-11" OBS_VALUE="269310.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2024-10-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-10-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-10-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-10-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-10-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-10-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-10-04" OBS_VALUE="268128.0" BBK_DIFF="-1.4"/>
      <bbk:Obs TIME_PERIOD="2024-10-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-10-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-10-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-09-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-09-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-09-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-09-27" OBS_VALUE="271991.0" BBK_DIFF="-0.6"/>
      <bbk:Obs TIME_PERIOD="2024-09-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-09-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-09-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-09-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-09-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-09-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-09-20" OBS_VALUE="273560.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2024-09-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-09-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-09-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-09-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-09-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-09-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-09-13" OBS_VALUE="273081.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2024-09-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-09-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-09-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-09-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-09-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-09-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-09-06" OBS_VALUE="272870.0" BBK_DIFF="0.8"/>
      <bbk:Obs TIME_PERIOD="2024-09-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-09-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-09-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-09-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-09-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-08-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-08-30" OBS_VALUE="270606.0" BBK_DIFF="-0.6"/>
      <bbk:Obs TIME_PERIOD="2024-08-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-08-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-08-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-08-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-08-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-08-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-08-23" OBS_VALUE="272187.0" BBK_DIFF="-0.8"/>
      <bbk:Obs TIME_PERIOD="2024-08-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-08-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-08-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-08-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-08-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-08-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-08-16" OBS_VALUE="274376.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2024-08-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-08-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-08-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-08-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-08-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-08-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-08-09" OBS_VALUE="273911.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2024-08-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-08-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-08-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-08-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-08-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-08-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-08-02" OBS_VALUE="274413.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2024-08-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-07-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-07-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-07-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-07-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-07-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-07-26" OBS_VALUE="274636.0" BBK_DIFF="-0.6"/>
      <bbk:Obs TIME_PERIOD="2024-07-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-07-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-07-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-07-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-07-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-07-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-07-19" OBS_VALUE="276167.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2024-07-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-07-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-07-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-07-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-07-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-07-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-07-12" OBS_VALUE="277516.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2024-07-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-07-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-07-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-07-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-07-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-07-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-07-05" OBS_VALUE="277827.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2024-07-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-07-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-07-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-07-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-06-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-06-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-06-28" OBS_VALUE="277845.0" BBK_DIFF="1.5"/>
      <bbk:Obs TIME_PERIOD="2024-06-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-06-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-06-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-06-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-06-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-06-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-06-21" OBS_VALUE="273787.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2024-06-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-06-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-06-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-06-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-06-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-06-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-06-14" OBS_VALUE="274738.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2024-06-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-06-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-06-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-06-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-06-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-06-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-06-07" OBS_VALUE="274779.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2024-06-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-06-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-06-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-06-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-06-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-06-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-05-31" OBS_VALUE="274167.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2024-05-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-05-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-05-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-05-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-05-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-05-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-05-24" OBS_VALUE="274375.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2024-05-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-05-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-05-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-05-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-05-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-05-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-05-17" OBS_VALUE="273529.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2024-05-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-05-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-05-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-05-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-05-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-05-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-05-10" OBS_VALUE="273241.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2024-05-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-05-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-05-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-05-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-05-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-05-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-05-03" OBS_VALUE="273949.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2024-05-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-05-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-04-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-04-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-04-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-04-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-04-26" OBS_VALUE="273300.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2024-04-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-04-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-04-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-04-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-04-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-04-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-04-19" OBS_VALUE="274074.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2024-04-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-04-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-04-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-04-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-04-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-04-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-04-12" OBS_VALUE="274079.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2024-04-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-04-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-04-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-04-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-04-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-04-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-04-05" OBS_VALUE="274669.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2024-04-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-04-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-04-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-04-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-03-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-03-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-03-29" OBS_VALUE="273234.0" BBK_DIFF="1.6"/>
      <bbk:Obs TIME_PERIOD="2024-03-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-03-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-03-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-03-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-03-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-03-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-03-22" OBS_VALUE="269059.0" BBK_DIFF="-1.0"/>
      <bbk:Obs TIME_PERIOD="2024-03-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-03-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-03-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-03-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-03-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-03-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-03-15" OBS_VALUE="271784.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2024-03-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-03-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-03-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-03-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-03-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-03-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-03-08" OBS_VALUE="270269.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2024-03-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-03-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-03-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-03-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-03-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-03-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-03-01" OBS_VALUE="271481.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2024-02-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-02-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-02-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-02-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-02-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-02-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-02-23" OBS_VALUE="270873.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2024-02-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-02-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-02-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-02-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-02-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-02-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-02-16" OBS_VALUE="270496.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2024-02-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-02-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-02-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-02-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-02-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-02-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-02-09" OBS_VALUE="269721.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2024-02-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-02-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-02-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-02-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-02-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-02-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-02-02" OBS_VALUE="269547.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2024-02-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-01-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-01-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-01-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-01-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-01-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-01-26" OBS_VALUE="269480.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2024-01-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-01-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-01-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-01-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-01-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-01-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-01-19" OBS_VALUE="269646.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2024-01-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-01-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-01-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-01-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-01-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-01-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-01-12" OBS_VALUE="269459.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2024-01-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-01-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-01-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-01-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-01-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-01-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-01-05" OBS_VALUE="270452.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2024-01-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-01-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-01-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2024-01-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-12-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-12-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-12-29" OBS_VALUE="270581.0" BBK_DIFF="-1.3"/>
      <bbk:Obs TIME_PERIOD="2023-12-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-12-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-12-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-12-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-12-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-12-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-12-22" OBS_VALUE="274223.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2023-12-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-12-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-12-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-12-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-12-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-12-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-12-15" OBS_VALUE="273511.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2023-12-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-12-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-12-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-12-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-12-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-12-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-12-08" OBS_VALUE="272564.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2023-12-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-12-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-12-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-12-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-12-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-12-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-12-01" OBS_VALUE="273291.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2023-11-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-11-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-11-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-11-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-11-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-11-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-11-24" OBS_VALUE="273305.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2023-11-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-11-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-11-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-11-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-11-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-11-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-11-17" OBS_VALUE="273033.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2023-11-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-11-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-11-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-11-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-11-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-11-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-11-10" OBS_VALUE="271950.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2023-11-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-11-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-11-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-11-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-11-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-11-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-11-03" OBS_VALUE="272132.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2023-11-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-11-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-10-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-10-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-10-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-10-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-10-27" OBS_VALUE="271926.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2023-10-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-10-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-10-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-10-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-10-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-10-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-10-20" OBS_VALUE="270826.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2023-10-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-10-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-10-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-10-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-10-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-10-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-10-13" OBS_VALUE="270601.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2023-10-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-10-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-10-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-10-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-10-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-10-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-10-06" OBS_VALUE="269840.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2023-10-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-10-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-10-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-10-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-10-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-09-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-09-29" OBS_VALUE="268173.0" BBK_DIFF="0.8"/>
      <bbk:Obs TIME_PERIOD="2023-09-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-09-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-09-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-09-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-09-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-09-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-09-22" OBS_VALUE="266006.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2023-09-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-09-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-09-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-09-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-09-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-09-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-09-15" OBS_VALUE="265880.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2023-09-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-09-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-09-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-09-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-09-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-09-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-09-08" OBS_VALUE="267059.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2023-09-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-09-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-09-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-09-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-09-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-09-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-09-01" OBS_VALUE="267385.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2023-08-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-08-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-08-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-08-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-08-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-08-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-08-25" OBS_VALUE="267956.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2023-08-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-08-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-08-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-08-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-08-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-08-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-08-18" OBS_VALUE="268711.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2023-08-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-08-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-08-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-08-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-08-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-08-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-08-11" OBS_VALUE="268564.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2023-08-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-08-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-08-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-08-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-08-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-08-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-08-04" OBS_VALUE="267881.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2023-08-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-08-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-08-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-07-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-07-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-07-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-07-28" OBS_VALUE="268818.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2023-07-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-07-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-07-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-07-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-07-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-07-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-07-21" OBS_VALUE="267606.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2023-07-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-07-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-07-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-07-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-07-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-07-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-07-14" OBS_VALUE="268641.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2023-07-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-07-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-07-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-07-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-07-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-07-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-07-07" OBS_VALUE="270047.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2023-07-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-07-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-07-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-07-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-07-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-07-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-06-30" OBS_VALUE="268474.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2023-06-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-06-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-06-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-06-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-06-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-06-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-06-23" OBS_VALUE="269213.0" BBK_DIFF="-0.8"/>
      <bbk:Obs TIME_PERIOD="2023-06-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-06-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-06-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-06-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-06-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-06-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-06-16" OBS_VALUE="271409.0" BBK_DIFF="0.7"/>
      <bbk:Obs TIME_PERIOD="2023-06-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-06-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-06-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-06-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-06-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-06-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-06-09" OBS_VALUE="269555.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2023-06-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-06-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-06-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-06-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-06-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-06-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-06-02" OBS_VALUE="270325.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2023-06-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-05-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-05-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-05-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-05-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-05-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-05-26" OBS_VALUE="269850.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2023-05-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-05-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-05-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-05-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-05-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-05-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-05-19" OBS_VALUE="270191.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2023-05-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-05-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-05-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-05-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-05-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-05-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-05-12" OBS_VALUE="268695.0" BBK_DIFF="-0.6"/>
      <bbk:Obs TIME_PERIOD="2023-05-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-05-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-05-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-05-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-05-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-05-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-05-05" OBS_VALUE="270450.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2023-05-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-05-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-05-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-05-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-04-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-04-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-04-28" OBS_VALUE="269618.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2023-04-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-04-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-04-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-04-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-04-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-04-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-04-21" OBS_VALUE="269647.0" BBK_DIFF="-1.1"/>
      <bbk:Obs TIME_PERIOD="2023-04-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-04-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-04-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-04-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-04-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-04-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-04-14" OBS_VALUE="272720.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2023-04-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-04-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-04-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-04-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-04-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-04-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-04-07" OBS_VALUE="272375.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2023-04-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-04-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-04-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-04-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-04-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-04-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-03-31" OBS_VALUE="272554.0" BBK_DIFF="-2.0"/>
      <bbk:Obs TIME_PERIOD="2023-03-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-03-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-03-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-03-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-03-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-03-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-03-24" OBS_VALUE="278234.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2023-03-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-03-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-03-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-03-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-03-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-03-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-03-17" OBS_VALUE="277219.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2023-03-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-03-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-03-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-03-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-03-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-03-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-03-10" OBS_VALUE="276138.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2023-03-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-03-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-03-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-03-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-03-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-03-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-03-03" OBS_VALUE="277123.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2023-03-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-03-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-02-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-02-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-02-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-02-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-02-24" OBS_VALUE="277289.0" BBK_DIFF="0.8"/>
      <bbk:Obs TIME_PERIOD="2023-02-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-02-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-02-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-02-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-02-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-02-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-02-17" OBS_VALUE="275048.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2023-02-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-02-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-02-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-02-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-02-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-02-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-02-10" OBS_VALUE="273544.0" BBK_DIFF="-2.7"/>
      <bbk:Obs TIME_PERIOD="2023-02-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-02-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-02-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-02-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-02-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-02-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-02-03" OBS_VALUE="281090.0" BBK_DIFF="-2.9"/>
      <bbk:Obs TIME_PERIOD="2023-02-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-02-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-01-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-01-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-01-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-01-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-01-27" OBS_VALUE="289592.0" BBK_DIFF="-1.3"/>
      <bbk:Obs TIME_PERIOD="2023-01-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-01-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-01-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-01-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-01-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-01-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-01-20" OBS_VALUE="293317.0" BBK_DIFF="-0.9"/>
      <bbk:Obs TIME_PERIOD="2023-01-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-01-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-01-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-01-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-01-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-01-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-01-13" OBS_VALUE="295889.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2023-01-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-01-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-01-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-01-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-01-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-01-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-01-06" OBS_VALUE="296312.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2023-01-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-01-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-01-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-01-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2023-01-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-12-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-12-30" OBS_VALUE="294729.0" BBK_DIFF="-5.8"/>
      <bbk:Obs TIME_PERIOD="2022-12-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-12-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-12-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-12-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-12-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-12-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-12-23" OBS_VALUE="312966.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2022-12-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-12-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-12-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-12-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-12-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-12-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-12-16" OBS_VALUE="313174.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2022-12-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-12-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-12-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-12-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-12-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-12-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-12-09" OBS_VALUE="313601.0" BBK_DIFF="0.7"/>
      <bbk:Obs TIME_PERIOD="2022-12-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-12-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-12-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-12-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-12-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-12-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-12-02" OBS_VALUE="311381.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2022-12-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-11-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-11-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-11-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-11-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-11-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-11-25" OBS_VALUE="311683.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2022-11-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-11-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-11-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-11-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-11-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-11-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-11-18" OBS_VALUE="311816.0" BBK_DIFF="-0.6"/>
      <bbk:Obs TIME_PERIOD="2022-11-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-11-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-11-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-11-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-11-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-11-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-11-11" OBS_VALUE="313543.0" BBK_DIFF="-0.7"/>
      <bbk:Obs TIME_PERIOD="2022-11-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-11-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-11-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-11-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-11-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-11-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-11-04" OBS_VALUE="315733.0" BBK_DIFF="0.8"/>
      <bbk:Obs TIME_PERIOD="2022-11-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-11-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-11-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-10-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-10-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-10-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-10-28" OBS_VALUE="313165.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2022-10-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-10-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-10-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-10-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-10-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-10-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-10-21" OBS_VALUE="313327.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2022-10-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-10-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-10-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-10-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-10-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-10-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-10-14" OBS_VALUE="312580.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2022-10-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-10-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-10-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-10-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-10-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-10-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-10-07" OBS_VALUE="310664.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2022-10-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-10-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-10-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-10-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-10-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-10-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-09-30" OBS_VALUE="310115.0" BBK_DIFF="3.3"/>
      <bbk:Obs TIME_PERIOD="2022-09-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-09-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-09-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-09-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-09-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-09-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-09-23" OBS_VALUE="300218.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2022-09-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-09-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-09-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-09-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-09-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-09-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-09-16" OBS_VALUE="298801.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2022-09-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-09-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-09-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-09-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-09-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-09-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-09-09" OBS_VALUE="297750.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2022-09-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-09-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-09-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-09-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-09-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-09-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-09-02" OBS_VALUE="296189.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2022-09-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-08-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-08-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-08-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-08-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-08-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-08-26" OBS_VALUE="296312.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2022-08-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-08-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-08-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-08-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-08-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-08-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-08-19" OBS_VALUE="294734.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2022-08-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-08-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-08-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-08-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-08-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-08-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-08-12" OBS_VALUE="294076.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2022-08-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-08-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-08-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-08-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-08-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-08-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-08-05" OBS_VALUE="293900.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2022-08-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-08-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-08-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-08-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-07-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-07-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-07-29" OBS_VALUE="294529.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2022-07-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-07-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-07-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-07-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-07-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-07-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-07-22" OBS_VALUE="293700.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2022-07-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-07-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-07-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-07-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-07-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-07-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-07-15" OBS_VALUE="292906.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2022-07-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-07-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-07-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-07-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-07-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-07-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-07-08" OBS_VALUE="292446.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2022-07-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-07-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-07-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-07-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-07-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-07-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-07-01" OBS_VALUE="293392.0" BBK_DIFF="3.9"/>
      <bbk:Obs TIME_PERIOD="2022-06-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-06-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-06-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-06-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-06-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-06-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-06-24" OBS_VALUE="282391.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2022-06-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-06-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-06-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-06-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-06-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-06-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-06-17" OBS_VALUE="283605.0" BBK_DIFF="0.9"/>
      <bbk:Obs TIME_PERIOD="2022-06-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-06-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-06-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-06-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-06-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-06-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-06-10" OBS_VALUE="281094.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2022-06-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-06-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-06-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-06-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-06-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-06-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-06-03" OBS_VALUE="280602.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2022-06-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-06-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-05-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-05-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-05-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-05-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-05-27" OBS_VALUE="280038.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2022-05-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-05-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-05-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-05-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-05-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-05-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-05-20" OBS_VALUE="280129.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2022-05-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-05-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-05-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-05-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-05-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-05-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-05-13" OBS_VALUE="279940.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2022-05-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-05-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-05-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-05-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-05-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-05-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-05-06" OBS_VALUE="280834.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2022-05-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-05-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-05-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-05-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-05-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-04-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-04-29" OBS_VALUE="279041.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2022-04-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-04-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-04-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-04-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-04-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-04-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-04-22" OBS_VALUE="278995.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2022-04-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-04-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-04-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-04-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-04-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-04-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-04-15" OBS_VALUE="279828.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2022-04-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-04-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-04-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-04-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-04-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-04-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-04-08" OBS_VALUE="278396.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2022-04-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-04-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-04-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-04-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-04-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-04-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-04-01" OBS_VALUE="278127.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2022-03-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-03-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-03-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-03-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-03-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-03-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-03-25" OBS_VALUE="278350.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2022-03-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-03-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-03-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-03-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-03-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-03-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-03-18" OBS_VALUE="279045.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2022-03-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-03-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-03-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-03-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-03-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-03-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-03-11" OBS_VALUE="279481.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2022-03-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-03-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-03-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-03-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-03-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-03-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-03-04" OBS_VALUE="278907.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2022-03-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-03-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-03-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-02-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-02-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-02-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-02-25" OBS_VALUE="279843.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2022-02-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-02-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-02-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-02-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-02-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-02-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-02-18" OBS_VALUE="279549.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2022-02-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-02-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-02-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-02-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-02-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-02-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-02-11" OBS_VALUE="277792.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2022-02-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-02-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-02-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-02-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-02-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-02-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-02-04" OBS_VALUE="277538.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2022-02-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-02-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-02-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-01-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-01-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-01-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-01-28" OBS_VALUE="277715.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2022-01-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-01-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-01-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-01-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-01-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-01-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-01-21" OBS_VALUE="276722.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2022-01-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-01-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-01-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-01-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-01-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-01-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-01-14" OBS_VALUE="277313.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2022-01-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-01-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-01-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-01-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-01-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-01-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-01-07" OBS_VALUE="278255.0" BBK_DIFF="-1.0"/>
      <bbk:Obs TIME_PERIOD="2022-01-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-01-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-01-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-01-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-01-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2022-01-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-12-31" OBS_VALUE="281188.0" BBK_DIFF="2.0"/>
      <bbk:Obs TIME_PERIOD="2021-12-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-12-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-12-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-12-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-12-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-12-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-12-24" OBS_VALUE="275712.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2021-12-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-12-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-12-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-12-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-12-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-12-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-12-17" OBS_VALUE="275310.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2021-12-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-12-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-12-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-12-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-12-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-12-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-12-10" OBS_VALUE="275732.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2021-12-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-12-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-12-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-12-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-12-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-12-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-12-03" OBS_VALUE="275931.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2021-12-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-12-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-11-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-11-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-11-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-11-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-11-26" OBS_VALUE="275761.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2021-11-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-11-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-11-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-11-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-11-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-11-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-11-19" OBS_VALUE="275761.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2021-11-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-11-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-11-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-11-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-11-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-11-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-11-12" OBS_VALUE="274764.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2021-11-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-11-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-11-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-11-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-11-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-11-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-11-05" OBS_VALUE="274753.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2021-11-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-11-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-11-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-11-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-10-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-10-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-10-29" OBS_VALUE="274102.0" BBK_DIFF="-0.6"/>
      <bbk:Obs TIME_PERIOD="2021-10-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-10-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-10-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-10-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-10-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-10-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-10-22" OBS_VALUE="275640.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2021-10-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-10-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-10-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-10-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-10-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-10-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-10-15" OBS_VALUE="275074.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2021-10-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-10-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-10-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-10-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-10-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-10-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-10-08" OBS_VALUE="274424.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2021-10-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-10-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-10-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-10-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-10-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-10-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-10-01" OBS_VALUE="274325.0" BBK_DIFF="3.8"/>
      <bbk:Obs TIME_PERIOD="2021-09-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-09-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-09-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-09-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-09-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-09-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-09-24" OBS_VALUE="264400.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2021-09-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-09-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-09-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-09-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-09-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-09-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-09-17" OBS_VALUE="264391.0" BBK_DIFF="-1.2"/>
      <bbk:Obs TIME_PERIOD="2021-09-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-09-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-09-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-09-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-09-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-09-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-09-10" OBS_VALUE="267489.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2021-09-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-09-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-09-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-09-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-09-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-09-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-09-03" OBS_VALUE="267565.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2021-09-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-09-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-08-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-08-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-08-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-08-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-08-27" OBS_VALUE="267433.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2021-08-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-08-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-08-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-08-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-08-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-08-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-08-20" OBS_VALUE="268371.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2021-08-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-08-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-08-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-08-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-08-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-08-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-08-13" OBS_VALUE="268192.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2021-08-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-08-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-08-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-08-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-08-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-08-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-08-06" OBS_VALUE="267430.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2021-08-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-08-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-08-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-08-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-08-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-07-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-07-30" OBS_VALUE="267536.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2021-07-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-07-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-07-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-07-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-07-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-07-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-07-23" OBS_VALUE="266707.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2021-07-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-07-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-07-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-07-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-07-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-07-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-07-16" OBS_VALUE="267880.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2021-07-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-07-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-07-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-07-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-07-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-07-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-07-09" OBS_VALUE="268027.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2021-07-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-07-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-07-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-07-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-07-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-07-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-07-02" OBS_VALUE="267451.0" BBK_DIFF="-2.0"/>
      <bbk:Obs TIME_PERIOD="2021-07-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-06-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-06-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-06-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-06-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-06-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-06-25" OBS_VALUE="272889.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2021-06-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-06-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-06-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-06-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-06-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-06-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-06-18" OBS_VALUE="271750.0" BBK_DIFF="1.5"/>
      <bbk:Obs TIME_PERIOD="2021-06-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-06-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-06-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-06-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-06-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-06-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-06-11" OBS_VALUE="267633.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2021-06-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-06-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-06-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-06-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-06-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-06-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-06-04" OBS_VALUE="267683.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2021-06-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-06-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-06-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-05-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-05-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-05-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-05-28" OBS_VALUE="267354.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2021-05-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-05-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-05-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-05-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-05-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-05-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-05-21" OBS_VALUE="267357.0" BBK_DIFF="0.7"/>
      <bbk:Obs TIME_PERIOD="2021-05-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-05-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-05-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-05-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-05-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-05-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-05-14" OBS_VALUE="265523.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2021-05-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-05-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-05-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-05-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-05-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-05-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-05-07" OBS_VALUE="266045.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2021-05-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-05-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-05-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-05-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-05-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-05-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-04-30" OBS_VALUE="265437.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2021-04-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-04-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-04-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-04-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-04-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-04-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-04-23" OBS_VALUE="264699.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2021-04-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-04-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-04-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-04-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-04-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-04-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-04-16" OBS_VALUE="264137.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2021-04-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-04-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-04-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-04-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-04-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-04-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-04-09" OBS_VALUE="264130.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2021-04-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-04-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-04-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-04-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-04-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-04-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-04-02" OBS_VALUE="264162.0" BBK_DIFF="3.3"/>
      <bbk:Obs TIME_PERIOD="2021-04-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-03-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-03-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-03-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-03-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-03-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-03-26" OBS_VALUE="255610.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2021-03-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-03-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-03-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-03-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-03-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-03-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-03-19" OBS_VALUE="254457.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2021-03-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-03-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-03-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-03-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-03-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-03-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-03-12" OBS_VALUE="255563.0" BBK_DIFF="-0.7"/>
      <bbk:Obs TIME_PERIOD="2021-03-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-03-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-03-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-03-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-03-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-03-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-03-05" OBS_VALUE="257410.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2021-03-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-03-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-03-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-03-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-02-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-02-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-02-26" OBS_VALUE="255766.0" BBK_DIFF="0.9"/>
      <bbk:Obs TIME_PERIOD="2021-02-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-02-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-02-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-02-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-02-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-02-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-02-19" OBS_VALUE="253576.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2021-02-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-02-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-02-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-02-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-02-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-02-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-02-12" OBS_VALUE="254443.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2021-02-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-02-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-02-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-02-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-02-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-02-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-02-05" OBS_VALUE="254671.0" BBK_DIFF="-0.9"/>
      <bbk:Obs TIME_PERIOD="2021-02-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-02-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-02-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-02-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-01-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-01-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-01-29" OBS_VALUE="257042.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2021-01-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-01-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-01-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-01-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-01-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-01-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-01-22" OBS_VALUE="257576.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2021-01-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-01-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-01-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-01-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-01-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-01-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-01-15" OBS_VALUE="257625.0" BBK_DIFF="-0.6"/>
      <bbk:Obs TIME_PERIOD="2021-01-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-01-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-01-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-01-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-01-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-01-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-01-08" OBS_VALUE="259193.0" BBK_DIFF="-1.0"/>
      <bbk:Obs TIME_PERIOD="2021-01-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-01-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-01-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-01-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-01-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-01-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2021-01-01" OBS_VALUE="261800.0" BBK_DIFF="-2.9"/>
      <bbk:Obs TIME_PERIOD="2020-12-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-12-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-12-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-12-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-12-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-12-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-12-25" OBS_VALUE="269664.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2020-12-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-12-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-12-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-12-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-12-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-12-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-12-18" OBS_VALUE="268413.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2020-12-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-12-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-12-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-12-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-12-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-12-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-12-11" OBS_VALUE="267102.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2020-12-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-12-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-12-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-12-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-12-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-12-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-12-04" OBS_VALUE="267214.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2020-12-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-12-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-12-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-11-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-11-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-11-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-11-27" OBS_VALUE="266665.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2020-11-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-11-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-11-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-11-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-11-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-11-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-11-20" OBS_VALUE="267774.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2020-11-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-11-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-11-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-11-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-11-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-11-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-11-13" OBS_VALUE="267807.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2020-11-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-11-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-11-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-11-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-11-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-11-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-11-06" OBS_VALUE="268210.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2020-11-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-11-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-11-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-11-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-11-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-10-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-10-30" OBS_VALUE="268584.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2020-10-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-10-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-10-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-10-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-10-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-10-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-10-23" OBS_VALUE="267809.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2020-10-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-10-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-10-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-10-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-10-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-10-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-10-16" OBS_VALUE="267120.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2020-10-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-10-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-10-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-10-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-10-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-10-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-10-09" OBS_VALUE="266047.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2020-10-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-10-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-10-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-10-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-10-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-10-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-10-02" OBS_VALUE="266603.0" BBK_DIFF="-2.7"/>
      <bbk:Obs TIME_PERIOD="2020-10-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-09-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-09-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-09-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-09-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-09-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-09-25" OBS_VALUE="273914.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2020-09-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-09-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-09-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-09-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-09-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-09-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-09-18" OBS_VALUE="274562.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2020-09-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-09-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-09-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-09-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-09-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-09-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-09-11" OBS_VALUE="273502.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2020-09-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-09-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-09-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-09-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-09-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-09-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-09-04" OBS_VALUE="273715.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2020-09-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-09-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-09-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-08-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-08-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-08-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-08-28" OBS_VALUE="272801.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2020-08-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-08-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-08-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-08-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-08-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-08-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-08-21" OBS_VALUE="272044.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2020-08-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-08-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-08-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-08-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-08-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-08-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-08-14" OBS_VALUE="271316.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2020-08-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-08-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-08-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-08-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-08-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-08-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-08-07" OBS_VALUE="271283.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2020-08-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-08-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-08-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-08-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-08-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-08-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-07-31" OBS_VALUE="271063.0" BBK_DIFF="-0.6"/>
      <bbk:Obs TIME_PERIOD="2020-07-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-07-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-07-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-07-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-07-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-07-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-07-24" OBS_VALUE="272787.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2020-07-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-07-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-07-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-07-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-07-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-07-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-07-17" OBS_VALUE="271993.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2020-07-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-07-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-07-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-07-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-07-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-07-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-07-10" OBS_VALUE="272638.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2020-07-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-07-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-07-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-07-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-07-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-07-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-07-03" OBS_VALUE="273670.0" BBK_DIFF="-0.8"/>
      <bbk:Obs TIME_PERIOD="2020-07-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-07-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-06-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-06-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-06-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-06-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-06-26" OBS_VALUE="275979.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2020-06-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-06-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-06-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-06-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-06-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-06-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-06-19" OBS_VALUE="276226.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2020-06-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-06-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-06-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-06-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-06-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-06-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-06-12" OBS_VALUE="277114.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2020-06-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-06-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-06-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-06-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-06-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-06-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-06-05" OBS_VALUE="277936.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2020-06-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-06-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-06-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-06-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-05-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-05-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-05-29" OBS_VALUE="277449.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2020-05-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-05-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-05-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-05-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-05-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-05-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-05-22" OBS_VALUE="276756.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2020-05-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-05-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-05-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-05-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-05-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-05-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-05-15" OBS_VALUE="275760.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2020-05-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-05-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-05-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-05-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-05-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-05-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-05-08" OBS_VALUE="275409.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2020-05-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-05-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-05-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-05-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-05-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-05-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-05-01" OBS_VALUE="276068.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2020-04-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-04-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-04-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-04-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-04-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-04-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-04-24" OBS_VALUE="276713.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2020-04-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-04-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-04-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-04-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-04-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-04-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-04-17" OBS_VALUE="275192.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2020-04-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-04-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-04-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-04-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-04-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-04-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-04-10" OBS_VALUE="275874.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2020-04-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-04-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-04-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-04-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-04-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-04-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-04-03" OBS_VALUE="276263.0" BBK_DIFF="2.3"/>
      <bbk:Obs TIME_PERIOD="2020-04-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-04-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-03-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-03-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-03-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-03-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-03-27" OBS_VALUE="269925.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2020-03-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-03-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-03-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-03-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-03-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-03-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-03-20" OBS_VALUE="269346.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2020-03-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-03-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-03-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-03-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-03-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-03-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-03-13" OBS_VALUE="268875.0" BBK_DIFF="0.9"/>
      <bbk:Obs TIME_PERIOD="2020-03-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-03-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-03-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-03-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-03-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-03-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-03-06" OBS_VALUE="266388.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2020-03-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-03-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-03-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-03-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-03-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-02-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-02-28" OBS_VALUE="265786.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2020-02-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-02-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-02-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-02-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-02-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-02-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-02-21" OBS_VALUE="265224.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2020-02-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-02-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-02-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-02-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-02-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-02-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-02-14" OBS_VALUE="264103.0" BBK_DIFF="-1.0"/>
      <bbk:Obs TIME_PERIOD="2020-02-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-02-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-02-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-02-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-02-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-02-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-02-07" OBS_VALUE="266725.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2020-02-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-02-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-02-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-02-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-02-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-02-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-01-31" OBS_VALUE="265518.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2020-01-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-01-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-01-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-01-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-01-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-01-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-01-24" OBS_VALUE="264961.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2020-01-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-01-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-01-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-01-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-01-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-01-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-01-17" OBS_VALUE="264804.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2020-01-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-01-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-01-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-01-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-01-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-01-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-01-10" OBS_VALUE="263656.0" BBK_DIFF="-1.2"/>
      <bbk:Obs TIME_PERIOD="2020-01-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-01-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-01-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-01-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-01-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-01-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-01-03" OBS_VALUE="266815.0" BBK_DIFF="-3.7"/>
      <bbk:Obs TIME_PERIOD="2020-01-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2020-01-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-12-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-12-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-12-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-12-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-12-27" OBS_VALUE="277002.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2019-12-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-12-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-12-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-12-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-12-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-12-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-12-20" OBS_VALUE="275726.0" BBK_DIFF="0.7"/>
      <bbk:Obs TIME_PERIOD="2019-12-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-12-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-12-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-12-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-12-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-12-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-12-13" OBS_VALUE="273864.0" BBK_DIFF="1.0"/>
      <bbk:Obs TIME_PERIOD="2019-12-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-12-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-12-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-12-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-12-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-12-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-12-06" OBS_VALUE="271153.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2019-12-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-12-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-12-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-12-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-12-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-11-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-11-29" OBS_VALUE="271821.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2019-11-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-11-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-11-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-11-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-11-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-11-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-11-22" OBS_VALUE="273123.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2019-11-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-11-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-11-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-11-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-11-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-11-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-11-15" OBS_VALUE="271977.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2019-11-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-11-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-11-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-11-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-11-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-11-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-11-08" OBS_VALUE="273309.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2019-11-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-11-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-11-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-11-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-11-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-11-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-11-01" OBS_VALUE="273926.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2019-10-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-10-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-10-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-10-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-10-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-10-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-10-25" OBS_VALUE="273372.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2019-10-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-10-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-10-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-10-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-10-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-10-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-10-18" OBS_VALUE="274866.0" BBK_DIFF="-0.6"/>
      <bbk:Obs TIME_PERIOD="2019-10-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-10-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-10-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-10-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-10-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-10-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-10-11" OBS_VALUE="276555.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2019-10-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-10-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-10-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-10-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-10-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-10-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-10-04" OBS_VALUE="275122.0" BBK_DIFF="5.2"/>
      <bbk:Obs TIME_PERIOD="2019-10-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-10-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-10-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-09-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-09-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-09-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-09-27" OBS_VALUE="261420.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2019-09-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-09-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-09-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-09-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-09-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-09-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-09-20" OBS_VALUE="261672.0" BBK_DIFF="-1.4"/>
      <bbk:Obs TIME_PERIOD="2019-09-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-09-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-09-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-09-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-09-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-09-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-09-13" OBS_VALUE="265359.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2019-09-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-09-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-09-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-09-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-09-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-09-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-09-06" OBS_VALUE="265908.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2019-09-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-09-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-09-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-09-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-09-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-08-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-08-30" OBS_VALUE="267254.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2019-08-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-08-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-08-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-08-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-08-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-08-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-08-23" OBS_VALUE="266965.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2019-08-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-08-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-08-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-08-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-08-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-08-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-08-16" OBS_VALUE="266477.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2019-08-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-08-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-08-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-08-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-08-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-08-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-08-09" OBS_VALUE="266751.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2019-08-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-08-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-08-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-08-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-08-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-08-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-08-02" OBS_VALUE="267123.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2019-08-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-07-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-07-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-07-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-07-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-07-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-07-26" OBS_VALUE="266434.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2019-07-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-07-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-07-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-07-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-07-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-07-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-07-19" OBS_VALUE="264715.0" BBK_DIFF="1.2"/>
      <bbk:Obs TIME_PERIOD="2019-07-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-07-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-07-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-07-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-07-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-07-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-07-12" OBS_VALUE="261590.0" BBK_DIFF="0.8"/>
      <bbk:Obs TIME_PERIOD="2019-07-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-07-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-07-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-07-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-07-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-07-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-07-05" OBS_VALUE="259477.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2019-07-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-07-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-07-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-07-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-06-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-06-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-06-28" OBS_VALUE="260754.0" BBK_DIFF="-1.2"/>
      <bbk:Obs TIME_PERIOD="2019-06-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-06-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-06-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-06-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-06-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-06-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-06-21" OBS_VALUE="263893.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2019-06-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-06-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-06-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-06-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-06-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-06-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-06-14" OBS_VALUE="265275.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2019-06-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-06-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-06-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-06-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-06-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-06-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-06-07" OBS_VALUE="264191.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2019-06-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-06-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-06-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-06-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-06-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-06-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-05-31" OBS_VALUE="264216.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2019-05-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-05-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-05-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-05-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-05-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-05-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-05-24" OBS_VALUE="265039.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2019-05-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-05-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-05-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-05-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-05-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-05-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-05-17" OBS_VALUE="263891.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2019-05-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-05-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-05-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-05-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-05-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-05-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-05-10" OBS_VALUE="263588.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2019-05-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-05-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-05-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-05-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-05-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-05-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-05-03" OBS_VALUE="263681.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2019-05-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-05-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-04-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-04-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-04-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-04-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-04-26" OBS_VALUE="264116.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2019-04-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-04-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-04-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-04-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-04-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-04-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-04-19" OBS_VALUE="262981.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2019-04-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-04-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-04-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-04-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-04-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-04-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-04-12" OBS_VALUE="261747.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2019-04-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-04-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-04-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-04-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-04-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-04-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-04-05" OBS_VALUE="260690.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2019-04-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-04-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-04-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-04-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-03-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-03-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-03-29" OBS_VALUE="262107.0" BBK_DIFF="3.0"/>
      <bbk:Obs TIME_PERIOD="2019-03-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-03-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-03-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-03-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-03-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-03-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-03-22" OBS_VALUE="254417.0" BBK_DIFF="0.8"/>
      <bbk:Obs TIME_PERIOD="2019-03-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-03-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-03-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-03-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-03-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-03-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-03-15" OBS_VALUE="252443.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2019-03-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-03-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-03-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-03-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-03-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-03-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-03-08" OBS_VALUE="251618.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2019-03-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-03-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-03-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-03-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-03-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-03-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-03-01" OBS_VALUE="250780.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2019-02-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-02-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-02-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-02-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-02-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-02-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-02-22" OBS_VALUE="251947.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2019-02-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-02-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-02-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-02-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-02-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-02-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-02-15" OBS_VALUE="252088.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2019-02-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-02-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-02-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-02-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-02-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-02-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-02-08" OBS_VALUE="251372.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2019-02-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-02-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-02-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-02-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-02-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-02-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-02-01" OBS_VALUE="250041.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2019-01-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-01-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-01-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-01-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-01-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-01-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-01-25" OBS_VALUE="250955.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2019-01-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-01-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-01-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-01-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-01-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-01-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-01-18" OBS_VALUE="250700.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2019-01-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-01-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-01-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-01-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-01-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-01-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-01-11" OBS_VALUE="250947.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2019-01-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-01-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-01-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-01-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-01-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-01-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-01-04" OBS_VALUE="252047.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2019-01-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-01-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2019-01-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-12-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-12-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-12-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-12-28" OBS_VALUE="252844.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2018-12-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-12-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-12-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-12-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-12-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-12-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-12-21" OBS_VALUE="252220.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2018-12-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-12-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-12-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-12-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-12-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-12-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-12-14" OBS_VALUE="251548.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2018-12-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-12-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-12-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-12-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-12-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-12-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-12-07" OBS_VALUE="251234.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2018-12-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-12-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-12-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-12-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-12-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-12-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-11-30" OBS_VALUE="249819.0" BBK_DIFF="0.7"/>
      <bbk:Obs TIME_PERIOD="2018-11-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-11-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-11-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-11-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-11-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-11-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-11-23" OBS_VALUE="248187.0" BBK_DIFF="0.7"/>
      <bbk:Obs TIME_PERIOD="2018-11-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-11-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-11-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-11-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-11-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-11-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-11-16" OBS_VALUE="246491.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2018-11-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-11-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-11-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-11-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-11-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-11-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-11-09" OBS_VALUE="245036.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2018-11-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-11-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-11-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-11-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-11-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-11-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-11-02" OBS_VALUE="243865.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2018-11-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-10-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-10-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-10-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-10-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-10-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-10-26" OBS_VALUE="244872.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2018-10-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-10-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-10-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-10-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-10-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-10-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-10-19" OBS_VALUE="246199.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2018-10-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-10-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-10-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-10-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-10-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-10-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-10-12" OBS_VALUE="246886.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2018-10-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-10-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-10-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-10-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-10-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-10-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-10-05" OBS_VALUE="246194.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2018-10-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-10-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-10-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-10-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-09-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-09-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-09-28" OBS_VALUE="245580.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2018-09-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-09-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-09-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-09-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-09-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-09-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-09-21" OBS_VALUE="244191.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2018-09-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-09-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-09-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-09-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-09-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-09-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-09-14" OBS_VALUE="243812.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2018-09-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-09-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-09-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-09-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-09-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-09-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-09-07" OBS_VALUE="243046.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2018-09-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-09-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-09-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-09-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-09-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-09-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-08-31" OBS_VALUE="242863.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2018-08-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-08-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-08-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-08-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-08-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-08-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-08-24" OBS_VALUE="242975.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2018-08-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-08-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-08-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-08-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-08-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-08-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-08-17" OBS_VALUE="241953.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2018-08-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-08-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-08-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-08-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-08-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-08-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-08-10" OBS_VALUE="242534.0" BBK_DIFF="0.7"/>
      <bbk:Obs TIME_PERIOD="2018-08-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-08-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-08-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-08-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-08-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-08-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-08-03" OBS_VALUE="240836.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2018-08-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-08-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-07-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-07-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-07-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-07-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-07-27" OBS_VALUE="240394.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2018-07-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-07-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-07-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-07-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-07-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-07-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-07-20" OBS_VALUE="239612.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2018-07-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-07-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-07-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-07-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-07-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-07-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-07-13" OBS_VALUE="238820.0" BBK_DIFF="-0.8"/>
      <bbk:Obs TIME_PERIOD="2018-07-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-07-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-07-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-07-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-07-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-07-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-07-06" OBS_VALUE="240630.0" BBK_DIFF="-1.4"/>
      <bbk:Obs TIME_PERIOD="2018-07-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-07-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-07-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-07-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-07-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-06-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-06-29" OBS_VALUE="244128.0" BBK_DIFF="4.6"/>
      <bbk:Obs TIME_PERIOD="2018-06-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-06-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-06-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-06-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-06-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-06-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-06-22" OBS_VALUE="233484.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2018-06-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-06-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-06-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-06-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-06-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-06-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-06-15" OBS_VALUE="232765.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2018-06-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-06-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-06-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-06-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-06-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-06-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-06-08" OBS_VALUE="231771.0" BBK_DIFF="1.1"/>
      <bbk:Obs TIME_PERIOD="2018-06-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-06-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-06-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-06-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-06-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-06-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-06-01" OBS_VALUE="229267.0" BBK_DIFF="-0.6"/>
      <bbk:Obs TIME_PERIOD="2018-05-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-05-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-05-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-05-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-05-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-05-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-05-25" OBS_VALUE="230573.0" BBK_DIFF="1.8"/>
      <bbk:Obs TIME_PERIOD="2018-05-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-05-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-05-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-05-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-05-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-05-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-05-18" OBS_VALUE="226505.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2018-05-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-05-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-05-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-05-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-05-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-05-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-05-11" OBS_VALUE="227364.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2018-05-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-05-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-05-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-05-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-05-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-05-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-05-04" OBS_VALUE="226534.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2018-05-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-05-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-05-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-04-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-04-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-04-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-04-27" OBS_VALUE="226839.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2018-04-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-04-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-04-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-04-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-04-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-04-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-04-20" OBS_VALUE="225626.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2018-04-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-04-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-04-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-04-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-04-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-04-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-04-13" OBS_VALUE="225530.0" BBK_DIFF="-1.0"/>
      <bbk:Obs TIME_PERIOD="2018-04-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-04-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-04-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-04-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-04-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-04-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-04-06" OBS_VALUE="227876.0" BBK_DIFF="-1.0"/>
      <bbk:Obs TIME_PERIOD="2018-04-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-04-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-04-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-04-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-04-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-03-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-03-30" OBS_VALUE="230275.0" BBK_DIFF="-1.9"/>
      <bbk:Obs TIME_PERIOD="2018-03-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-03-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-03-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-03-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-03-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-03-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-03-23" OBS_VALUE="234728.0" BBK_DIFF="1.9"/>
      <bbk:Obs TIME_PERIOD="2018-03-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-03-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-03-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-03-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-03-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-03-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-03-16" OBS_VALUE="230380.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2018-03-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-03-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-03-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-03-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-03-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-03-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-03-09" OBS_VALUE="229706.0" BBK_DIFF="1.1"/>
      <bbk:Obs TIME_PERIOD="2018-03-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-03-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-03-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-03-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-03-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-03-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-03-02" OBS_VALUE="227204.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2018-03-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-02-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-02-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-02-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-02-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-02-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-02-23" OBS_VALUE="226335.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2018-02-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-02-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-02-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-02-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-02-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-02-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-02-16" OBS_VALUE="226900.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2018-02-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-02-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-02-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-02-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-02-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-02-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-02-09" OBS_VALUE="227272.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2018-02-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-02-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-02-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-02-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-02-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-02-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-02-02" OBS_VALUE="225931.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2018-02-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-01-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-01-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-01-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-01-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-01-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-01-26" OBS_VALUE="226345.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2018-01-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-01-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-01-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-01-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-01-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-01-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-01-19" OBS_VALUE="227367.0" BBK_DIFF="0.9"/>
      <bbk:Obs TIME_PERIOD="2018-01-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-01-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-01-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-01-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-01-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-01-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-01-12" OBS_VALUE="225290.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2018-01-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-01-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-01-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-01-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-01-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-01-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-01-05" OBS_VALUE="224403.0" BBK_DIFF="-0.7"/>
      <bbk:Obs TIME_PERIOD="2018-01-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-01-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-01-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2018-01-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-12-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-12-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-12-29" OBS_VALUE="225963.0" BBK_DIFF="-1.8"/>
      <bbk:Obs TIME_PERIOD="2017-12-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-12-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-12-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-12-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-12-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-12-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-12-22" OBS_VALUE="229991.0" BBK_DIFF="1.0"/>
      <bbk:Obs TIME_PERIOD="2017-12-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-12-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-12-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-12-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-12-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-12-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-12-15" OBS_VALUE="227792.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2017-12-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-12-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-12-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-12-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-12-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-12-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-12-08" OBS_VALUE="228171.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2017-12-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-12-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-12-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-12-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-12-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-12-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-12-01" OBS_VALUE="227518.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2017-11-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-11-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-11-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-11-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-11-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-11-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-11-24" OBS_VALUE="226079.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2017-11-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-11-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-11-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-11-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-11-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-11-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-11-17" OBS_VALUE="225333.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2017-11-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-11-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-11-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-11-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-11-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-11-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-11-10" OBS_VALUE="224620.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2017-11-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-11-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-11-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-11-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-11-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-11-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-11-03" OBS_VALUE="223517.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2017-11-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-11-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-10-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-10-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-10-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-10-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-10-27" OBS_VALUE="222518.0" BBK_DIFF="-0.8"/>
      <bbk:Obs TIME_PERIOD="2017-10-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-10-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-10-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-10-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-10-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-10-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-10-20" OBS_VALUE="224379.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2017-10-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-10-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-10-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-10-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-10-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-10-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-10-13" OBS_VALUE="224202.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2017-10-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-10-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-10-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-10-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-10-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-10-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-10-06" OBS_VALUE="222846.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2017-10-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-10-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-10-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-10-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-10-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-09-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-09-29" OBS_VALUE="223828.0" BBK_DIFF="-1.8"/>
      <bbk:Obs TIME_PERIOD="2017-09-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-09-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-09-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-09-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-09-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-09-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-09-22" OBS_VALUE="228036.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2017-09-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-09-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-09-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-09-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-09-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-09-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-09-15" OBS_VALUE="228415.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2017-09-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-09-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-09-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-09-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-09-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-09-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-09-08" OBS_VALUE="227408.0" BBK_DIFF="1.4"/>
      <bbk:Obs TIME_PERIOD="2017-09-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-09-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-09-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-09-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-09-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-09-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-09-01" OBS_VALUE="224334.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2017-08-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-08-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-08-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-08-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-08-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-08-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-08-25" OBS_VALUE="224724.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2017-08-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-08-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-08-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-08-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-08-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-08-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-08-18" OBS_VALUE="225643.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2017-08-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-08-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-08-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-08-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-08-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-08-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-08-11" OBS_VALUE="226783.0" BBK_DIFF="0.9"/>
      <bbk:Obs TIME_PERIOD="2017-08-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-08-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-08-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-08-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-08-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-08-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-08-04" OBS_VALUE="224797.0" BBK_DIFF="-1.3"/>
      <bbk:Obs TIME_PERIOD="2017-08-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-08-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-08-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-07-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-07-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-07-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-07-28" OBS_VALUE="227678.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2017-07-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-07-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-07-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-07-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-07-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-07-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-07-21" OBS_VALUE="226427.0" BBK_DIFF="-1.0"/>
      <bbk:Obs TIME_PERIOD="2017-07-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-07-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-07-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-07-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-07-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-07-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-07-14" OBS_VALUE="228688.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2017-07-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-07-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-07-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-07-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-07-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-07-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-07-07" OBS_VALUE="228932.0" BBK_DIFF="-0.6"/>
      <bbk:Obs TIME_PERIOD="2017-07-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-07-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-07-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-07-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-07-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-07-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-06-30" OBS_VALUE="230386.0" BBK_DIFF="-5.6"/>
      <bbk:Obs TIME_PERIOD="2017-06-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-06-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-06-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-06-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-06-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-06-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-06-23" OBS_VALUE="244040.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2017-06-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-06-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-06-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-06-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-06-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-06-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-06-16" OBS_VALUE="245321.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2017-06-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-06-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-06-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-06-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-06-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-06-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-06-09" OBS_VALUE="244080.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2017-06-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-06-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-06-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-06-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-06-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-06-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-06-02" OBS_VALUE="243754.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2017-06-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-05-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-05-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-05-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-05-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-05-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-05-26" OBS_VALUE="243719.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2017-05-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-05-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-05-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-05-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-05-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-05-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-05-19" OBS_VALUE="243213.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2017-05-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-05-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-05-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-05-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-05-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-05-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-05-12" OBS_VALUE="243523.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2017-05-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-05-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-05-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-05-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-05-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-05-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-05-05" OBS_VALUE="242359.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2017-05-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-05-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-05-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-05-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-04-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-04-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-04-28" OBS_VALUE="242068.0" BBK_DIFF="-0.8"/>
      <bbk:Obs TIME_PERIOD="2017-04-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-04-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-04-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-04-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-04-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-04-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-04-21" OBS_VALUE="243945.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2017-04-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-04-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-04-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-04-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-04-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-04-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-04-14" OBS_VALUE="244185.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2017-04-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-04-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-04-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-04-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-04-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-04-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-04-07" OBS_VALUE="245402.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2017-04-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-04-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-04-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-04-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-04-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-04-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-03-31" OBS_VALUE="245804.0" BBK_DIFF="-1.1"/>
      <bbk:Obs TIME_PERIOD="2017-03-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-03-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-03-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-03-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-03-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-03-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-03-24" OBS_VALUE="248541.0" BBK_DIFF="0.7"/>
      <bbk:Obs TIME_PERIOD="2017-03-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-03-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-03-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-03-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-03-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-03-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-03-17" OBS_VALUE="246763.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2017-03-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-03-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-03-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-03-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-03-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-03-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-03-10" OBS_VALUE="247553.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2017-03-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-03-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-03-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-03-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-03-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-03-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-03-03" OBS_VALUE="246050.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2017-03-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-03-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-02-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-02-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-02-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-02-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-02-24" OBS_VALUE="246649.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2017-02-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-02-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-02-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-02-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-02-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-02-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-02-17" OBS_VALUE="246936.0" BBK_DIFF="0.9"/>
      <bbk:Obs TIME_PERIOD="2017-02-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-02-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-02-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-02-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-02-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-02-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-02-10" OBS_VALUE="244749.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2017-02-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-02-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-02-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-02-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-02-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-02-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-02-03" OBS_VALUE="244786.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2017-02-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-02-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-01-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-01-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-01-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-01-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-01-27" OBS_VALUE="244971.0" BBK_DIFF="-0.8"/>
      <bbk:Obs TIME_PERIOD="2017-01-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-01-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-01-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-01-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-01-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-01-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-01-20" OBS_VALUE="247039.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2017-01-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-01-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-01-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-01-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-01-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-01-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-01-13" OBS_VALUE="248226.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2017-01-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-01-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-01-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-01-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-01-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-01-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-01-06" OBS_VALUE="247839.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2017-01-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-01-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-01-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-01-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2017-01-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-12-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-12-30" OBS_VALUE="249102.0" BBK_DIFF="3.5"/>
      <bbk:Obs TIME_PERIOD="2016-12-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-12-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-12-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-12-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-12-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-12-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-12-23" OBS_VALUE="240642.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2016-12-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-12-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-12-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-12-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-12-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-12-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-12-16" OBS_VALUE="241953.0" BBK_DIFF="1.2"/>
      <bbk:Obs TIME_PERIOD="2016-12-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-12-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-12-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-12-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-12-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-12-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-12-09" OBS_VALUE="239059.0" BBK_DIFF="0.9"/>
      <bbk:Obs TIME_PERIOD="2016-12-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-12-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-12-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-12-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-12-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-12-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-12-02" OBS_VALUE="236953.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2016-12-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-11-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-11-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-11-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-11-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-11-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-11-25" OBS_VALUE="236643.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2016-11-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-11-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-11-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-11-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-11-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-11-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-11-18" OBS_VALUE="236368.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2016-11-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-11-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-11-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-11-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-11-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-11-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-11-11" OBS_VALUE="236102.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2016-11-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-11-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-11-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-11-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-11-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-11-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-11-04" OBS_VALUE="234685.0" BBK_DIFF="0.7"/>
      <bbk:Obs TIME_PERIOD="2016-11-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-11-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-11-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-10-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-10-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-10-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-10-28" OBS_VALUE="233134.0" BBK_DIFF="-0.9"/>
      <bbk:Obs TIME_PERIOD="2016-10-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-10-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-10-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-10-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-10-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-10-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-10-21" OBS_VALUE="235289.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2016-10-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-10-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-10-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-10-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-10-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-10-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-10-14" OBS_VALUE="235194.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2016-10-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-10-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-10-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-10-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-10-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-10-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-10-07" OBS_VALUE="235844.0" BBK_DIFF="-0.6"/>
      <bbk:Obs TIME_PERIOD="2016-10-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-10-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-10-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-10-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-10-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-10-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-09-30" OBS_VALUE="237354.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2016-09-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-09-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-09-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-09-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-09-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-09-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-09-23" OBS_VALUE="237269.0" BBK_DIFF="1.0"/>
      <bbk:Obs TIME_PERIOD="2016-09-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-09-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-09-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-09-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-09-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-09-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-09-16" OBS_VALUE="234962.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2016-09-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-09-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-09-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-09-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-09-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-09-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-09-09" OBS_VALUE="234297.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2016-09-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-09-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-09-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-09-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-09-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-09-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-09-02" OBS_VALUE="233957.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2016-09-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-08-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-08-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-08-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-08-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-08-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-08-26" OBS_VALUE="232812.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2016-08-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-08-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-08-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-08-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-08-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-08-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-08-19" OBS_VALUE="231627.0" BBK_DIFF="0.7"/>
      <bbk:Obs TIME_PERIOD="2016-08-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-08-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-08-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-08-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-08-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-08-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-08-12" OBS_VALUE="230060.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2016-08-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-08-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-08-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-08-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-08-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-08-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-08-05" OBS_VALUE="231183.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2016-08-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-08-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-08-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-08-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-07-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-07-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-07-29" OBS_VALUE="230135.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2016-07-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-07-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-07-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-07-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-07-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-07-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-07-22" OBS_VALUE="231001.0" BBK_DIFF="1.2"/>
      <bbk:Obs TIME_PERIOD="2016-07-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-07-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-07-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-07-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-07-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-07-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-07-15" OBS_VALUE="228288.0" BBK_DIFF="-0.8"/>
      <bbk:Obs TIME_PERIOD="2016-07-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-07-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-07-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-07-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-07-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-07-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-07-08" OBS_VALUE="230117.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2016-07-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-07-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-07-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-07-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-07-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-07-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-07-01" OBS_VALUE="231312.0" BBK_DIFF="3.7"/>
      <bbk:Obs TIME_PERIOD="2016-06-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-06-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-06-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-06-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-06-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-06-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-06-24" OBS_VALUE="223067.0" BBK_DIFF="0.7"/>
      <bbk:Obs TIME_PERIOD="2016-06-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-06-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-06-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-06-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-06-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-06-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-06-17" OBS_VALUE="221411.0" BBK_DIFF="-0.9"/>
      <bbk:Obs TIME_PERIOD="2016-06-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-06-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-06-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-06-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-06-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-06-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-06-10" OBS_VALUE="223427.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2016-06-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-06-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-06-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-06-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-06-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-06-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-06-03" OBS_VALUE="223714.0" BBK_DIFF="0.7"/>
      <bbk:Obs TIME_PERIOD="2016-06-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-06-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-05-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-05-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-05-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-05-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-05-27" OBS_VALUE="222207.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2016-05-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-05-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-05-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-05-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-05-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-05-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-05-20" OBS_VALUE="220789.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2016-05-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-05-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-05-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-05-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-05-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-05-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-05-13" OBS_VALUE="221750.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2016-05-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-05-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-05-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-05-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-05-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-05-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-05-06" OBS_VALUE="221144.0" BBK_DIFF="0.8"/>
      <bbk:Obs TIME_PERIOD="2016-05-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-05-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-05-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-05-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-05-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-04-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-04-29" OBS_VALUE="219367.0" BBK_DIFF="0.9"/>
      <bbk:Obs TIME_PERIOD="2016-04-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-04-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-04-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-04-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-04-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-04-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-04-22" OBS_VALUE="217361.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2016-04-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-04-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-04-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-04-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-04-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-04-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-04-15" OBS_VALUE="218033.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2016-04-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-04-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-04-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-04-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-04-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-04-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-04-08" OBS_VALUE="218646.0" BBK_DIFF="-0.7"/>
      <bbk:Obs TIME_PERIOD="2016-04-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-04-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-04-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-04-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-04-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-04-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-04-01" OBS_VALUE="220095.0" BBK_DIFF="-4.1"/>
      <bbk:Obs TIME_PERIOD="2016-03-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-03-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-03-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-03-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-03-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-03-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-03-25" OBS_VALUE="229519.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2016-03-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-03-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-03-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-03-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-03-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-03-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-03-18" OBS_VALUE="228196.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2016-03-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-03-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-03-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-03-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-03-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-03-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-03-11" OBS_VALUE="227268.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2016-03-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-03-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-03-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-03-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-03-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-03-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-03-04" OBS_VALUE="227227.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2016-03-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-03-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-03-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-02-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-02-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-02-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-02-26" OBS_VALUE="227627.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2016-02-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-02-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-02-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-02-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-02-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-02-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-02-19" OBS_VALUE="227015.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2016-02-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-02-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-02-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-02-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-02-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-02-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-02-12" OBS_VALUE="225857.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2016-02-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-02-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-02-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-02-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-02-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-02-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-02-05" OBS_VALUE="225489.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2016-02-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-02-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-02-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-02-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-01-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-01-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-01-29" OBS_VALUE="224990.0" BBK_DIFF="-1.1"/>
      <bbk:Obs TIME_PERIOD="2016-01-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-01-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-01-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-01-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-01-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-01-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-01-22" OBS_VALUE="227580.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2016-01-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-01-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-01-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-01-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-01-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-01-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-01-15" OBS_VALUE="228049.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2016-01-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-01-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-01-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-01-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-01-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-01-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-01-08" OBS_VALUE="228414.0" BBK_DIFF="0.7"/>
      <bbk:Obs TIME_PERIOD="2016-01-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-01-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-01-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-01-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-01-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-01-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2016-01-01" OBS_VALUE="226732.0" BBK_DIFF="3.5"/>
      <bbk:Obs TIME_PERIOD="2015-12-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-12-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-12-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-12-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-12-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-12-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-12-25" OBS_VALUE="219104.0" BBK_DIFF="1.3"/>
      <bbk:Obs TIME_PERIOD="2015-12-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-12-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-12-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-12-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-12-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-12-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-12-18" OBS_VALUE="216385.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2015-12-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-12-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-12-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-12-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-12-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-12-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-12-11" OBS_VALUE="217530.0" BBK_DIFF="0.8"/>
      <bbk:Obs TIME_PERIOD="2015-12-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-12-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-12-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-12-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-12-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-12-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-12-04" OBS_VALUE="215817.0" BBK_DIFF="1.1"/>
      <bbk:Obs TIME_PERIOD="2015-12-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-12-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-12-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-11-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-11-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-11-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-11-27" OBS_VALUE="213426.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2015-11-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-11-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-11-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-11-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-11-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-11-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-11-20" OBS_VALUE="213675.0" BBK_DIFF="0.8"/>
      <bbk:Obs TIME_PERIOD="2015-11-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-11-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-11-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-11-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-11-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-11-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-11-13" OBS_VALUE="212023.0" BBK_DIFF="1.1"/>
      <bbk:Obs TIME_PERIOD="2015-11-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-11-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-11-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-11-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-11-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-11-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-11-06" OBS_VALUE="209812.0" BBK_DIFF="-0.6"/>
      <bbk:Obs TIME_PERIOD="2015-11-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-11-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-11-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-11-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-11-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-10-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-10-30" OBS_VALUE="211089.0" BBK_DIFF="1.1"/>
      <bbk:Obs TIME_PERIOD="2015-10-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-10-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-10-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-10-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-10-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-10-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-10-23" OBS_VALUE="208715.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2015-10-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-10-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-10-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-10-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-10-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-10-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-10-16" OBS_VALUE="207799.0" BBK_DIFF="-0.8"/>
      <bbk:Obs TIME_PERIOD="2015-10-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-10-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-10-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-10-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-10-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-10-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-10-09" OBS_VALUE="209543.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2015-10-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-10-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-10-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-10-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-10-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-10-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-10-02" OBS_VALUE="208980.0" BBK_DIFF="-1.6"/>
      <bbk:Obs TIME_PERIOD="2015-10-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-09-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-09-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-09-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-09-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-09-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-09-25" OBS_VALUE="212486.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2015-09-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-09-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-09-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-09-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-09-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-09-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-09-18" OBS_VALUE="211138.0" BBK_DIFF="0.7"/>
      <bbk:Obs TIME_PERIOD="2015-09-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-09-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-09-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-09-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-09-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-09-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-09-11" OBS_VALUE="209638.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2015-09-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-09-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-09-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-09-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-09-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-09-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-09-04" OBS_VALUE="210422.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2015-09-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-09-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-09-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-08-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-08-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-08-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-08-28" OBS_VALUE="210311.0" BBK_DIFF="-1.3"/>
      <bbk:Obs TIME_PERIOD="2015-08-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-08-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-08-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-08-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-08-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-08-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-08-21" OBS_VALUE="213058.0" BBK_DIFF="0.9"/>
      <bbk:Obs TIME_PERIOD="2015-08-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-08-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-08-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-08-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-08-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-08-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-08-14" OBS_VALUE="211096.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2015-08-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-08-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-08-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-08-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-08-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-08-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-08-07" OBS_VALUE="211198.0" BBK_DIFF="0.9"/>
      <bbk:Obs TIME_PERIOD="2015-08-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-08-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-08-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-08-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-08-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-08-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-07-31" OBS_VALUE="209357.0" BBK_DIFF="-0.8"/>
      <bbk:Obs TIME_PERIOD="2015-07-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-07-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-07-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-07-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-07-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-07-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-07-24" OBS_VALUE="210948.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2015-07-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-07-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-07-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-07-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-07-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-07-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-07-17" OBS_VALUE="210190.0" BBK_DIFF="-0.7"/>
      <bbk:Obs TIME_PERIOD="2015-07-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-07-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-07-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-07-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-07-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-07-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-07-10" OBS_VALUE="211644.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2015-07-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-07-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-07-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-07-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-07-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-07-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-07-03" OBS_VALUE="212268.0" BBK_DIFF="-5.4"/>
      <bbk:Obs TIME_PERIOD="2015-07-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-07-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-06-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-06-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-06-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-06-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-06-26" OBS_VALUE="224485.0" BBK_DIFF="1.0"/>
      <bbk:Obs TIME_PERIOD="2015-06-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-06-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-06-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-06-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-06-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-06-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-06-19" OBS_VALUE="222296.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2015-06-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-06-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-06-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-06-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-06-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-06-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-06-12" OBS_VALUE="221492.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2015-06-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-06-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-06-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-06-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-06-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-06-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-06-05" OBS_VALUE="220235.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2015-06-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-06-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-06-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-06-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-05-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-05-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-05-29" OBS_VALUE="220403.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2015-05-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-05-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-05-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-05-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-05-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-05-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-05-22" OBS_VALUE="220093.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2015-05-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-05-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-05-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-05-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-05-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-05-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-05-15" OBS_VALUE="219225.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2015-05-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-05-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-05-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-05-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-05-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-05-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-05-08" OBS_VALUE="219787.0" BBK_DIFF="-0.6"/>
      <bbk:Obs TIME_PERIOD="2015-05-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-05-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-05-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-05-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-05-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-05-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-05-01" OBS_VALUE="221136.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2015-04-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-04-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-04-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-04-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-04-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-04-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-04-24" OBS_VALUE="220231.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2015-04-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-04-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-04-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-04-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-04-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-04-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-04-17" OBS_VALUE="219638.0" BBK_DIFF="-1.0"/>
      <bbk:Obs TIME_PERIOD="2015-04-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-04-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-04-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-04-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-04-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-04-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-04-10" OBS_VALUE="221882.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2015-04-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-04-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-04-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-04-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-04-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-04-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-04-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-04-02" OBS_VALUE="222711.0" BBK_DIFF="9.1"/>
      <bbk:Obs TIME_PERIOD="2015-04-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-03-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-03-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-03-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-03-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-03-27" OBS_VALUE="204054.0" BBK_DIFF="1.1"/>
      <bbk:Obs TIME_PERIOD="2015-03-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-03-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-03-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-03-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-03-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-03-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-03-20" OBS_VALUE="201913.0" BBK_DIFF="1.5"/>
      <bbk:Obs TIME_PERIOD="2015-03-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-03-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-03-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-03-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-03-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-03-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-03-13" OBS_VALUE="199022.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2015-03-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-03-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-03-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-03-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-03-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-03-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-03-06" OBS_VALUE="197874.0" BBK_DIFF="-0.6"/>
      <bbk:Obs TIME_PERIOD="2015-03-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-03-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-03-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-03-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-03-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-02-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-02-27" OBS_VALUE="199139.0" BBK_DIFF="1.6"/>
      <bbk:Obs TIME_PERIOD="2015-02-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-02-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-02-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-02-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-02-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-02-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-02-20" OBS_VALUE="195940.0" BBK_DIFF="1.0"/>
      <bbk:Obs TIME_PERIOD="2015-02-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-02-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-02-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-02-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-02-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-02-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-02-13" OBS_VALUE="194088.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2015-02-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-02-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-02-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-02-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-02-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-02-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-02-06" OBS_VALUE="193187.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2015-02-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-02-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-02-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-02-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-02-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-01-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-01-30" OBS_VALUE="192464.0" BBK_DIFF="-0.6"/>
      <bbk:Obs TIME_PERIOD="2015-01-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-01-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-01-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-01-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-01-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-01-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-01-23" OBS_VALUE="193649.0" BBK_DIFF="1.0"/>
      <bbk:Obs TIME_PERIOD="2015-01-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-01-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-01-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-01-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-01-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-01-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-01-16" OBS_VALUE="191717.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2015-01-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-01-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-01-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-01-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-01-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-01-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-01-09" OBS_VALUE="191154.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2015-01-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-01-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-01-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-01-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-01-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-01-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2015-01-02" OBS_VALUE="192036.0" BBK_DIFF="3.4"/>
      <bbk:Obs TIME_PERIOD="2015-01-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-12-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-12-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-12-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-12-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-12-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-12-26" OBS_VALUE="185773.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2014-12-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-12-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-12-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-12-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-12-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-12-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-12-19" OBS_VALUE="185612.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2014-12-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-12-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-12-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-12-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-12-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-12-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-12-12" OBS_VALUE="185122.0" BBK_DIFF="0.7"/>
      <bbk:Obs TIME_PERIOD="2014-12-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-12-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-12-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-12-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-12-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-12-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-12-05" OBS_VALUE="183839.0" BBK_DIFF="1.8"/>
      <bbk:Obs TIME_PERIOD="2014-12-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-12-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-12-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-12-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-11-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-11-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-11-28" OBS_VALUE="180646.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2014-11-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-11-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-11-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-11-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-11-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-11-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-11-21" OBS_VALUE="180846.0" BBK_DIFF="0.8"/>
      <bbk:Obs TIME_PERIOD="2014-11-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-11-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-11-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-11-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-11-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-11-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-11-14" OBS_VALUE="179353.0" BBK_DIFF="1.1"/>
      <bbk:Obs TIME_PERIOD="2014-11-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-11-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-11-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-11-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-11-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-11-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-11-07" OBS_VALUE="177472.0" BBK_DIFF="-0.7"/>
      <bbk:Obs TIME_PERIOD="2014-11-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-11-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-11-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-11-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-11-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-11-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-10-31" OBS_VALUE="178648.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2014-10-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-10-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-10-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-10-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-10-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-10-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-10-24" OBS_VALUE="179295.0" BBK_DIFF="0.7"/>
      <bbk:Obs TIME_PERIOD="2014-10-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-10-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-10-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-10-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-10-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-10-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-10-17" OBS_VALUE="178074.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2014-10-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-10-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-10-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-10-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-10-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-10-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-10-10" OBS_VALUE="178665.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2014-10-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-10-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-10-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-10-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-10-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-10-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-10-03" OBS_VALUE="178560.0" BBK_DIFF="6.8"/>
      <bbk:Obs TIME_PERIOD="2014-10-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-10-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-09-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-09-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-09-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-09-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-09-26" OBS_VALUE="167239.0" BBK_DIFF="0.7"/>
      <bbk:Obs TIME_PERIOD="2014-09-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-09-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-09-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-09-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-09-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-09-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-09-19" OBS_VALUE="166132.0" BBK_DIFF="-1.5"/>
      <bbk:Obs TIME_PERIOD="2014-09-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-09-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-09-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-09-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-09-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-09-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-09-12" OBS_VALUE="168706.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2014-09-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-09-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-09-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-09-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-09-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-09-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-09-05" OBS_VALUE="168361.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2014-09-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-09-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-09-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-09-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-08-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-08-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-08-29" OBS_VALUE="168675.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2014-08-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-08-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-08-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-08-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-08-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-08-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-08-22" OBS_VALUE="168451.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2014-08-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-08-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-08-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-08-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-08-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-08-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-08-15" OBS_VALUE="168251.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2014-08-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-08-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-08-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-08-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-08-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-08-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-08-08" OBS_VALUE="168273.0" BBK_DIFF="0.9"/>
      <bbk:Obs TIME_PERIOD="2014-08-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-08-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-08-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-08-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-08-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-08-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-08-01" OBS_VALUE="166807.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2014-07-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-07-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-07-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-07-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-07-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-07-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-07-25" OBS_VALUE="166480.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2014-07-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-07-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-07-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-07-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-07-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-07-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-07-18" OBS_VALUE="166536.0" BBK_DIFF="-0.6"/>
      <bbk:Obs TIME_PERIOD="2014-07-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-07-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-07-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-07-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-07-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-07-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-07-11" OBS_VALUE="167564.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2014-07-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-07-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-07-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-07-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-07-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-07-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-07-04" OBS_VALUE="167925.0" BBK_DIFF="2.5"/>
      <bbk:Obs TIME_PERIOD="2014-07-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-07-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-07-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-06-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-06-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-06-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-06-27" OBS_VALUE="163814.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2014-06-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-06-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-06-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-06-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-06-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-06-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-06-20" OBS_VALUE="163464.0" BBK_DIFF="-1.5"/>
      <bbk:Obs TIME_PERIOD="2014-06-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-06-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-06-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-06-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-06-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-06-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-06-13" OBS_VALUE="165931.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2014-06-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-06-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-06-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-06-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-06-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-06-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-06-06" OBS_VALUE="166593.0" BBK_DIFF="1.2"/>
      <bbk:Obs TIME_PERIOD="2014-06-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-06-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-06-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-06-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-06-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-05-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-05-30" OBS_VALUE="164583.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2014-05-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-05-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-05-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-05-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-05-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-05-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-05-23" OBS_VALUE="163986.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2014-05-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-05-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-05-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-05-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-05-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-05-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-05-16" OBS_VALUE="163206.0" BBK_DIFF="-0.9"/>
      <bbk:Obs TIME_PERIOD="2014-05-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-05-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-05-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-05-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-05-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-05-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-05-09" OBS_VALUE="164673.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2014-05-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-05-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-05-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-05-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-05-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-05-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-05-02" OBS_VALUE="163808.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2014-05-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-04-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-04-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-04-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-04-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-04-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-04-25" OBS_VALUE="163447.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2014-04-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-04-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-04-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-04-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-04-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-04-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-04-18" OBS_VALUE="163164.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2014-04-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-04-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-04-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-04-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-04-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-04-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-04-11" OBS_VALUE="163473.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2014-04-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-04-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-04-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-04-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-04-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-04-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-04-04" OBS_VALUE="163473.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2014-04-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-04-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-04-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-03-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-03-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-03-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-03-28" OBS_VALUE="163857.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2014-03-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-03-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-03-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-03-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-03-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-03-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-03-21" OBS_VALUE="163961.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2014-03-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-03-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-03-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-03-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-03-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-03-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-03-14" OBS_VALUE="163677.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2014-03-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-03-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-03-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-03-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-03-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-03-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-03-07" OBS_VALUE="163518.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2014-03-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-03-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-03-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-03-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-03-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-03-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-02-28" OBS_VALUE="163102.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2014-02-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-02-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-02-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-02-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-02-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-02-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-02-21" OBS_VALUE="163410.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2014-02-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-02-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-02-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-02-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-02-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-02-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-02-14" OBS_VALUE="163978.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2014-02-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-02-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-02-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-02-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-02-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-02-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-02-07" OBS_VALUE="163169.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2014-02-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-02-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-02-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-02-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-02-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-02-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-01-31" OBS_VALUE="162844.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2014-01-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-01-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-01-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-01-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-01-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-01-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-01-24" OBS_VALUE="162278.0" BBK_DIFF="-1.2"/>
      <bbk:Obs TIME_PERIOD="2014-01-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-01-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-01-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-01-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-01-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-01-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-01-17" OBS_VALUE="164171.0" BBK_DIFF="0.9"/>
      <bbk:Obs TIME_PERIOD="2014-01-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-01-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-01-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-01-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-01-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-01-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-01-10" OBS_VALUE="162701.0" BBK_DIFF="1.8"/>
      <bbk:Obs TIME_PERIOD="2014-01-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-01-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-01-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-01-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-01-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-01-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-01-03" OBS_VALUE="159891.0" BBK_DIFF="-1.8"/>
      <bbk:Obs TIME_PERIOD="2014-01-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2014-01-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-12-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-12-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-12-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-12-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-12-27" OBS_VALUE="162801.0" BBK_DIFF="1.0"/>
      <bbk:Obs TIME_PERIOD="2013-12-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-12-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-12-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-12-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-12-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-12-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-12-20" OBS_VALUE="161268.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2013-12-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-12-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-12-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-12-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-12-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-12-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-12-13" OBS_VALUE="161238.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2013-12-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-12-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-12-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-12-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-12-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-12-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-12-06" OBS_VALUE="162064.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2013-12-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-12-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-12-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-12-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-12-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-11-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-11-29" OBS_VALUE="161805.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2013-11-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-11-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-11-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-11-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-11-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-11-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-11-22" OBS_VALUE="162431.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2013-11-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-11-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-11-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-11-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-11-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-11-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-11-15" OBS_VALUE="161693.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2013-11-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-11-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-11-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-11-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-11-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-11-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-11-08" OBS_VALUE="161179.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2013-11-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-11-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-11-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-11-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-11-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-11-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-11-01" OBS_VALUE="161619.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2013-10-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-10-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-10-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-10-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-10-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-10-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-10-25" OBS_VALUE="162256.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2013-10-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-10-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-10-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-10-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-10-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-10-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-10-18" OBS_VALUE="161393.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2013-10-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-10-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-10-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-10-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-10-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-10-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-10-11" OBS_VALUE="162174.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2013-10-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-10-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-10-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-10-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-10-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-10-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-10-04" OBS_VALUE="161878.0" BBK_DIFF="-2.2"/>
      <bbk:Obs TIME_PERIOD="2013-10-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-10-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-10-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-09-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-09-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-09-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-09-27" OBS_VALUE="165439.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2013-09-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-09-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-09-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-09-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-09-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-09-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-09-20" OBS_VALUE="166037.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2013-09-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-09-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-09-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-09-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-09-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-09-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-09-13" OBS_VALUE="166372.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2013-09-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-09-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-09-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-09-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-09-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-09-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-09-06" OBS_VALUE="166765.0" BBK_DIFF="1.0"/>
      <bbk:Obs TIME_PERIOD="2013-09-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-09-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-09-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-09-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-09-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-08-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-08-30" OBS_VALUE="165079.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2013-08-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-08-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-08-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-08-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-08-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-08-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-08-23" OBS_VALUE="165774.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2013-08-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-08-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-08-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-08-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-08-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-08-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-08-16" OBS_VALUE="165447.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2013-08-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-08-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-08-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-08-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-08-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-08-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-08-09" OBS_VALUE="164460.0" BBK_DIFF="1.5"/>
      <bbk:Obs TIME_PERIOD="2013-08-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-08-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-08-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-08-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-08-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-08-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-08-02" OBS_VALUE="161988.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2013-08-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-07-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-07-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-07-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-07-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-07-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-07-26" OBS_VALUE="162607.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2013-07-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-07-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-07-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-07-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-07-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-07-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-07-19" OBS_VALUE="162121.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2013-07-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-07-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-07-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-07-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-07-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-07-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-07-12" OBS_VALUE="162979.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2013-07-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-07-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-07-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-07-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-07-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-07-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-07-05" OBS_VALUE="162683.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2013-07-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-07-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-07-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-07-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-06-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-06-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-06-28" OBS_VALUE="162331.0" BBK_DIFF="-4.1"/>
      <bbk:Obs TIME_PERIOD="2013-06-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-06-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-06-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-06-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-06-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-06-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-06-21" OBS_VALUE="169302.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2013-06-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-06-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-06-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-06-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-06-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-06-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-06-14" OBS_VALUE="168558.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2013-06-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-06-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-06-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-06-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-06-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-06-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-06-07" OBS_VALUE="168416.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2013-06-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-06-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-06-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-06-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-06-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-06-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-05-31" OBS_VALUE="168688.0" BBK_DIFF="0.7"/>
      <bbk:Obs TIME_PERIOD="2013-05-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-05-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-05-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-05-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-05-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-05-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-05-24" OBS_VALUE="167529.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2013-05-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-05-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-05-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-05-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-05-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-05-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-05-17" OBS_VALUE="167226.0" BBK_DIFF="-1.3"/>
      <bbk:Obs TIME_PERIOD="2013-05-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-05-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-05-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-05-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-05-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-05-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-05-10" OBS_VALUE="169480.0" BBK_DIFF="1.1"/>
      <bbk:Obs TIME_PERIOD="2013-05-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-05-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-05-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-05-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-05-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-05-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-05-03" OBS_VALUE="167595.0" BBK_DIFF="0.9"/>
      <bbk:Obs TIME_PERIOD="2013-05-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-05-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-04-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-04-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-04-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-04-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-04-26" OBS_VALUE="166175.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2013-04-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-04-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-04-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-04-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-04-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-04-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-04-19" OBS_VALUE="166708.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2013-04-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-04-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-04-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-04-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-04-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-04-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-04-12" OBS_VALUE="167613.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2013-04-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-04-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-04-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-04-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-04-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-04-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-04-05" OBS_VALUE="167528.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2013-04-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-04-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-04-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-04-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-03-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-03-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-03-29" OBS_VALUE="167248.0" BBK_DIFF="1.3"/>
      <bbk:Obs TIME_PERIOD="2013-03-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-03-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-03-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-03-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-03-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-03-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-03-22" OBS_VALUE="165120.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2013-03-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-03-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-03-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-03-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-03-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-03-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-03-15" OBS_VALUE="164869.0" BBK_DIFF="-0.7"/>
      <bbk:Obs TIME_PERIOD="2013-03-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-03-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-03-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-03-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-03-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-03-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-03-08" OBS_VALUE="165950.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2013-03-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-03-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-03-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-03-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-03-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-03-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-03-01" OBS_VALUE="166278.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2013-02-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-02-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-02-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-02-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-02-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-02-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-02-22" OBS_VALUE="166443.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2013-02-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-02-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-02-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-02-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-02-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-02-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-02-15" OBS_VALUE="167362.0" BBK_DIFF="0.7"/>
      <bbk:Obs TIME_PERIOD="2013-02-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-02-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-02-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-02-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-02-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-02-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-02-08" OBS_VALUE="166255.0" BBK_DIFF="-0.9"/>
      <bbk:Obs TIME_PERIOD="2013-02-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-02-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-02-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-02-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-02-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-02-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-02-01" OBS_VALUE="167704.0" BBK_DIFF="0.7"/>
      <bbk:Obs TIME_PERIOD="2013-01-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-01-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-01-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-01-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-01-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-01-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-01-25" OBS_VALUE="166507.0" BBK_DIFF="-1.3"/>
      <bbk:Obs TIME_PERIOD="2013-01-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-01-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-01-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-01-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-01-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-01-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-01-18" OBS_VALUE="168685.0" BBK_DIFF="2.6"/>
      <bbk:Obs TIME_PERIOD="2013-01-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-01-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-01-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-01-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-01-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-01-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-01-11" OBS_VALUE="164332.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2013-01-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-01-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-01-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-01-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-01-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-01-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-01-04" OBS_VALUE="163705.0" BBK_DIFF="-3.6"/>
      <bbk:Obs TIME_PERIOD="2013-01-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-01-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2013-01-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-12-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-12-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-12-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-12-28" OBS_VALUE="169832.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2012-12-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-12-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-12-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-12-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-12-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-12-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-12-21" OBS_VALUE="169028.0" BBK_DIFF="-0.6"/>
      <bbk:Obs TIME_PERIOD="2012-12-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-12-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-12-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-12-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-12-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-12-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-12-14" OBS_VALUE="170056.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2012-12-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-12-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-12-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-12-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-12-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-12-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-12-07" OBS_VALUE="170084.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2012-12-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-12-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-12-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-12-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-12-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-12-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-11-30" OBS_VALUE="170048.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2012-11-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-11-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-11-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-11-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-11-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-11-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-11-23" OBS_VALUE="169388.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2012-11-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-11-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-11-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-11-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-11-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-11-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-11-16" OBS_VALUE="169400.0" BBK_DIFF="1.4"/>
      <bbk:Obs TIME_PERIOD="2012-11-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-11-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-11-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-11-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-11-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-11-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-11-09" OBS_VALUE="167030.0" BBK_DIFF="-0.6"/>
      <bbk:Obs TIME_PERIOD="2012-11-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-11-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-11-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-11-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-11-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-11-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-11-02" OBS_VALUE="168097.0" BBK_DIFF="-1.0"/>
      <bbk:Obs TIME_PERIOD="2012-11-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-10-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-10-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-10-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-10-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-10-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-10-26" OBS_VALUE="169845.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2012-10-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-10-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-10-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-10-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-10-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-10-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-10-19" OBS_VALUE="168779.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2012-10-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-10-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-10-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-10-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-10-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-10-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-10-12" OBS_VALUE="168356.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2012-10-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-10-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-10-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-10-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-10-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-10-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-10-05" OBS_VALUE="167734.0" BBK_DIFF="0.8"/>
      <bbk:Obs TIME_PERIOD="2012-10-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-10-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-10-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-10-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-09-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-09-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-09-28" OBS_VALUE="166344.0" BBK_DIFF="-2.5"/>
      <bbk:Obs TIME_PERIOD="2012-09-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-09-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-09-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-09-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-09-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-09-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-09-21" OBS_VALUE="170630.0" BBK_DIFF="-0.6"/>
      <bbk:Obs TIME_PERIOD="2012-09-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-09-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-09-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-09-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-09-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-09-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-09-14" OBS_VALUE="171704.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2012-09-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-09-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-09-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-09-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-09-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-09-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-09-07" OBS_VALUE="171812.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2012-09-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-09-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-09-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-09-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-09-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-09-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-08-31" OBS_VALUE="171864.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2012-08-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-08-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-08-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-08-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-08-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-08-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-08-24" OBS_VALUE="171306.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2012-08-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-08-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-08-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-08-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-08-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-08-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-08-17" OBS_VALUE="171275.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2012-08-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-08-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-08-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-08-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-08-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-08-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-08-10" OBS_VALUE="170222.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2012-08-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-08-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-08-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-08-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-08-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-08-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-08-03" OBS_VALUE="170542.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2012-08-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-08-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-07-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-07-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-07-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-07-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-07-27" OBS_VALUE="170175.0" BBK_DIFF="-0.7"/>
      <bbk:Obs TIME_PERIOD="2012-07-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-07-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-07-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-07-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-07-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-07-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-07-20" OBS_VALUE="171309.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2012-07-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-07-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-07-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-07-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-07-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-07-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-07-13" OBS_VALUE="171264.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2012-07-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-07-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-07-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-07-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-07-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-07-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-07-06" OBS_VALUE="171025.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2012-07-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-07-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-07-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-07-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-07-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-06-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-06-29" OBS_VALUE="171061.0" BBK_DIFF="6.6"/>
      <bbk:Obs TIME_PERIOD="2012-06-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-06-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-06-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-06-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-06-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-06-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-06-22" OBS_VALUE="160492.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2012-06-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-06-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-06-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-06-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-06-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-06-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-06-15" OBS_VALUE="159939.0" BBK_DIFF="0.9"/>
      <bbk:Obs TIME_PERIOD="2012-06-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-06-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-06-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-06-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-06-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-06-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-06-08" OBS_VALUE="158441.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2012-06-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-06-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-06-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-06-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-06-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-06-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-06-01" OBS_VALUE="157516.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2012-05-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-05-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-05-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-05-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-05-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-05-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-05-25" OBS_VALUE="156809.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2012-05-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-05-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-05-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-05-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-05-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-05-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-05-18" OBS_VALUE="156172.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2012-05-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-05-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-05-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-05-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-05-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-05-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-05-11" OBS_VALUE="156140.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2012-05-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-05-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-05-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-05-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-05-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-05-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-05-04" OBS_VALUE="156010.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2012-05-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-05-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-05-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-04-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-04-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-04-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-04-27" OBS_VALUE="155054.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2012-04-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-04-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-04-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-04-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-04-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-04-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-04-20" OBS_VALUE="154258.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2012-04-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-04-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-04-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-04-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-04-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-04-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-04-13" OBS_VALUE="153566.0" BBK_DIFF="-0.9"/>
      <bbk:Obs TIME_PERIOD="2012-04-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-04-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-04-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-04-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-04-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-04-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-04-06" OBS_VALUE="154995.0" BBK_DIFF="1.1"/>
      <bbk:Obs TIME_PERIOD="2012-04-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-04-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-04-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-04-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-04-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-03-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-03-30" OBS_VALUE="153273.0" BBK_DIFF="-4.5"/>
      <bbk:Obs TIME_PERIOD="2012-03-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-03-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-03-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-03-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-03-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-03-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-03-23" OBS_VALUE="160416.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2012-03-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-03-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-03-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-03-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-03-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-03-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-03-16" OBS_VALUE="159719.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2012-03-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-03-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-03-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-03-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-03-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-03-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-03-09" OBS_VALUE="160117.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2012-03-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-03-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-03-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-03-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-03-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-03-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-03-02" OBS_VALUE="160138.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2012-03-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-02-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-02-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-02-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-02-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-02-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-02-24" OBS_VALUE="159761.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2012-02-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-02-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-02-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-02-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-02-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-02-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-02-17" OBS_VALUE="160288.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2012-02-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-02-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-02-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-02-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-02-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-02-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-02-10" OBS_VALUE="159587.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2012-02-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-02-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-02-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-02-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-02-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-02-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-02-03" OBS_VALUE="160302.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2012-02-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-02-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-01-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-01-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-01-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-01-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-01-27" OBS_VALUE="159298.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2012-01-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-01-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-01-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-01-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-01-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-01-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-01-20" OBS_VALUE="159648.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2012-01-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-01-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-01-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-01-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-01-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-01-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-01-13" OBS_VALUE="160366.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2012-01-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-01-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-01-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-01-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-01-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-01-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-01-06" OBS_VALUE="160351.0" BBK_DIFF="0.9"/>
      <bbk:Obs TIME_PERIOD="2012-01-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-01-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-01-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-01-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2012-01-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-12-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-12-30" OBS_VALUE="158966.0" BBK_DIFF="3.7"/>
      <bbk:Obs TIME_PERIOD="2011-12-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-12-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-12-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-12-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-12-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-12-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-12-23" OBS_VALUE="153313.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2011-12-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-12-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-12-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-12-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-12-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-12-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-12-16" OBS_VALUE="152495.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2011-12-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-12-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-12-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-12-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-12-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-12-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-12-09" OBS_VALUE="152736.0" BBK_DIFF="0.8"/>
      <bbk:Obs TIME_PERIOD="2011-12-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-12-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-12-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-12-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-12-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-12-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-12-02" OBS_VALUE="151528.0" BBK_DIFF="1.4"/>
      <bbk:Obs TIME_PERIOD="2011-12-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-11-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-11-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-11-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-11-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-11-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-11-25" OBS_VALUE="149507.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2011-11-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-11-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-11-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-11-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-11-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-11-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-11-18" OBS_VALUE="149022.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2011-11-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-11-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-11-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-11-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-11-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-11-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-11-11" OBS_VALUE="148971.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2011-11-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-11-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-11-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-11-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-11-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-11-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-11-04" OBS_VALUE="149481.0" BBK_DIFF="0.9"/>
      <bbk:Obs TIME_PERIOD="2011-11-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-11-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-11-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-10-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-10-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-10-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-10-28" OBS_VALUE="148085.0" BBK_DIFF="1.1"/>
      <bbk:Obs TIME_PERIOD="2011-10-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-10-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-10-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-10-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-10-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-10-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-10-21" OBS_VALUE="146475.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2011-10-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-10-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-10-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-10-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-10-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-10-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-10-14" OBS_VALUE="146703.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2011-10-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-10-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-10-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-10-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-10-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-10-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-10-07" OBS_VALUE="146404.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2011-10-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-10-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-10-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-10-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-10-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-10-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-09-30" OBS_VALUE="146120.0" BBK_DIFF="7.5"/>
      <bbk:Obs TIME_PERIOD="2011-09-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-09-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-09-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-09-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-09-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-09-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-09-23" OBS_VALUE="135917.0" BBK_DIFF="-0.6"/>
      <bbk:Obs TIME_PERIOD="2011-09-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-09-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-09-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-09-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-09-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-09-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-09-16" OBS_VALUE="136730.0" BBK_DIFF="-0.7"/>
      <bbk:Obs TIME_PERIOD="2011-09-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-09-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-09-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-09-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-09-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-09-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-09-09" OBS_VALUE="137695.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2011-09-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-09-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-09-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-09-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-09-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-09-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-09-02" OBS_VALUE="138327.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2011-09-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-08-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-08-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-08-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-08-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-08-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-08-26" OBS_VALUE="138975.0" BBK_DIFF="-0.7"/>
      <bbk:Obs TIME_PERIOD="2011-08-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-08-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-08-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-08-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-08-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-08-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-08-19" OBS_VALUE="139917.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2011-08-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-08-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-08-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-08-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-08-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-08-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-08-12" OBS_VALUE="140037.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2011-08-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-08-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-08-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-08-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-08-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-08-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-08-05" OBS_VALUE="140641.0" BBK_DIFF="-0.8"/>
      <bbk:Obs TIME_PERIOD="2011-08-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-08-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-08-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-08-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-07-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-07-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-07-29" OBS_VALUE="141776.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2011-07-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-07-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-07-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-07-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-07-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-07-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-07-22" OBS_VALUE="142164.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2011-07-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-07-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-07-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-07-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-07-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-07-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-07-15" OBS_VALUE="141835.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2011-07-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-07-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-07-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-07-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-07-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-07-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-07-08" OBS_VALUE="142040.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2011-07-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-07-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-07-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-07-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-07-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-07-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-07-01" OBS_VALUE="141728.0" BBK_DIFF="-0.8"/>
      <bbk:Obs TIME_PERIOD="2011-06-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-06-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-06-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-06-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-06-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-06-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-06-24" OBS_VALUE="142817.0" BBK_DIFF="-1.0"/>
      <bbk:Obs TIME_PERIOD="2011-06-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-06-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-06-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-06-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-06-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-06-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-06-17" OBS_VALUE="144192.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2011-06-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-06-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-06-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-06-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-06-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-06-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-06-10" OBS_VALUE="144740.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2011-06-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-06-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-06-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-06-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-06-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-06-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-06-03" OBS_VALUE="144527.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2011-06-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-06-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-05-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-05-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-05-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-05-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-05-27" OBS_VALUE="144499.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2011-05-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-05-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-05-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-05-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-05-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-05-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-05-20" OBS_VALUE="143854.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2011-05-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-05-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-05-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-05-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-05-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-05-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-05-13" OBS_VALUE="143337.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2011-05-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-05-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-05-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-05-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-05-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-05-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-05-06" OBS_VALUE="143967.0" BBK_DIFF="1.0"/>
      <bbk:Obs TIME_PERIOD="2011-05-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-05-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-05-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-05-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-05-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-04-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-04-29" OBS_VALUE="142578.0" BBK_DIFF="-0.9"/>
      <bbk:Obs TIME_PERIOD="2011-04-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-04-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-04-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-04-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-04-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-04-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-04-22" OBS_VALUE="143822.0" BBK_DIFF="-0.8"/>
      <bbk:Obs TIME_PERIOD="2011-04-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-04-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-04-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-04-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-04-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-04-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-04-15" OBS_VALUE="145030.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2011-04-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-04-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-04-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-04-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-04-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-04-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-04-08" OBS_VALUE="145426.0" BBK_DIFF="-1.6"/>
      <bbk:Obs TIME_PERIOD="2011-04-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-04-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-04-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-04-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-04-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-04-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-04-01" OBS_VALUE="147750.0" BBK_DIFF="-5.5"/>
      <bbk:Obs TIME_PERIOD="2011-03-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-03-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-03-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-03-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-03-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-03-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-03-25" OBS_VALUE="156385.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2011-03-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-03-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-03-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-03-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-03-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-03-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-03-18" OBS_VALUE="156856.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2011-03-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-03-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-03-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-03-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-03-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-03-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-03-11" OBS_VALUE="156714.0" BBK_DIFF="0.9"/>
      <bbk:Obs TIME_PERIOD="2011-03-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-03-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-03-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-03-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-03-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-03-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-03-04" OBS_VALUE="155267.0" BBK_DIFF="0.9"/>
      <bbk:Obs TIME_PERIOD="2011-03-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-03-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-03-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-02-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-02-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-02-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-02-25" OBS_VALUE="153942.0" BBK_DIFF="-0.6"/>
      <bbk:Obs TIME_PERIOD="2011-02-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-02-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-02-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-02-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-02-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-02-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-02-18" OBS_VALUE="154830.0" BBK_DIFF="-1.5"/>
      <bbk:Obs TIME_PERIOD="2011-02-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-02-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-02-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-02-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-02-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-02-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-02-11" OBS_VALUE="157139.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2011-02-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-02-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-02-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-02-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-02-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-02-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-02-04" OBS_VALUE="156768.0" BBK_DIFF="0.9"/>
      <bbk:Obs TIME_PERIOD="2011-02-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-02-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-02-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-01-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-01-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-01-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-01-28" OBS_VALUE="155396.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2011-01-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-01-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-01-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-01-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-01-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-01-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-01-21" OBS_VALUE="155387.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2011-01-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-01-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-01-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-01-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-01-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-01-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-01-14" OBS_VALUE="155183.0" BBK_DIFF="1.0"/>
      <bbk:Obs TIME_PERIOD="2011-01-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-01-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-01-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-01-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-01-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-01-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-01-07" OBS_VALUE="153616.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2011-01-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-01-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-01-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-01-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-01-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2011-01-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-12-31" OBS_VALUE="152675.0" BBK_DIFF="1.8"/>
      <bbk:Obs TIME_PERIOD="2010-12-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-12-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-12-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-12-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-12-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-12-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-12-24" OBS_VALUE="149940.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2010-12-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-12-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-12-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-12-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-12-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-12-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-12-17" OBS_VALUE="150254.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2010-12-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-12-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-12-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-12-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-12-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-12-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-12-10" OBS_VALUE="150537.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2010-12-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-12-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-12-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-12-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-12-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-12-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-12-03" OBS_VALUE="149641.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2010-12-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-12-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-11-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-11-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-11-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-11-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-11-26" OBS_VALUE="150465.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2010-11-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-11-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-11-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-11-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-11-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-11-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-11-19" OBS_VALUE="150595.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2010-11-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-11-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-11-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-11-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-11-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-11-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-11-12" OBS_VALUE="149869.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2010-11-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-11-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-11-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-11-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-11-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-11-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-11-05" OBS_VALUE="150431.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2010-11-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-11-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-11-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-11-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-10-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-10-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-10-29" OBS_VALUE="150995.0" BBK_DIFF="0.8"/>
      <bbk:Obs TIME_PERIOD="2010-10-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-10-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-10-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-10-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-10-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-10-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-10-22" OBS_VALUE="149849.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2010-10-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-10-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-10-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-10-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-10-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-10-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-10-15" OBS_VALUE="149907.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2010-10-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-10-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-10-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-10-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-10-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-10-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-10-08" OBS_VALUE="149871.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2010-10-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-10-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-10-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-10-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-10-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-10-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-10-01" OBS_VALUE="149546.0" BBK_DIFF="-7.9"/>
      <bbk:Obs TIME_PERIOD="2010-09-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-09-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-09-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-09-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-09-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-09-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-09-24" OBS_VALUE="162404.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2010-09-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-09-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-09-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-09-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-09-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-09-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-09-17" OBS_VALUE="162465.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2010-09-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-09-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-09-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-09-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-09-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-09-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-09-10" OBS_VALUE="163254.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2010-09-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-09-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-09-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-09-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-09-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-09-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-09-03" OBS_VALUE="163948.0" BBK_DIFF="1.4"/>
      <bbk:Obs TIME_PERIOD="2010-09-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-09-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-08-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-08-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-08-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-08-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-08-27" OBS_VALUE="161612.0" BBK_DIFF="0.9"/>
      <bbk:Obs TIME_PERIOD="2010-08-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-08-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-08-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-08-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-08-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-08-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-08-20" OBS_VALUE="160101.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2010-08-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-08-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-08-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-08-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-08-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-08-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-08-13" OBS_VALUE="160401.0" BBK_DIFF="-1.0"/>
      <bbk:Obs TIME_PERIOD="2010-08-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-08-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-08-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-08-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-08-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-08-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-08-06" OBS_VALUE="162028.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2010-08-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-08-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-08-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-08-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-08-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-07-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-07-30" OBS_VALUE="162245.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2010-07-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-07-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-07-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-07-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-07-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-07-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-07-23" OBS_VALUE="161602.0" BBK_DIFF="1.0"/>
      <bbk:Obs TIME_PERIOD="2010-07-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-07-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-07-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-07-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-07-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-07-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-07-16" OBS_VALUE="160080.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2010-07-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-07-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-07-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-07-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-07-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-07-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-07-09" OBS_VALUE="160202.0" BBK_DIFF="1.0"/>
      <bbk:Obs TIME_PERIOD="2010-07-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-07-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-07-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-07-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-07-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-07-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-07-02" OBS_VALUE="158561.0" BBK_DIFF="10.4"/>
      <bbk:Obs TIME_PERIOD="2010-07-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-06-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-06-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-06-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-06-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-06-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-06-25" OBS_VALUE="143649.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2010-06-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-06-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-06-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-06-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-06-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-06-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-06-18" OBS_VALUE="144353.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2010-06-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-06-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-06-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-06-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-06-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-06-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-06-11" OBS_VALUE="144282.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2010-06-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-06-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-06-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-06-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-06-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-06-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-06-04" OBS_VALUE="143580.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2010-06-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-06-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-06-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-05-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-05-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-05-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-05-28" OBS_VALUE="142750.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2010-05-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-05-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-05-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-05-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-05-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-05-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-05-21" OBS_VALUE="142147.0" BBK_DIFF="-2.2"/>
      <bbk:Obs TIME_PERIOD="2010-05-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-05-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-05-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-05-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-05-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-05-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-05-14" OBS_VALUE="145301.0" BBK_DIFF="1.5"/>
      <bbk:Obs TIME_PERIOD="2010-05-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-05-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-05-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-05-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-05-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-05-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-05-07" OBS_VALUE="143120.0" BBK_DIFF="-1.4"/>
      <bbk:Obs TIME_PERIOD="2010-05-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-05-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-05-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-05-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-05-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-05-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-04-30" OBS_VALUE="145178.0" BBK_DIFF="1.8"/>
      <bbk:Obs TIME_PERIOD="2010-04-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-04-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-04-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-04-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-04-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-04-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-04-23" OBS_VALUE="142669.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2010-04-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-04-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-04-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-04-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-04-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-04-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-04-16" OBS_VALUE="143309.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2010-04-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-04-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-04-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-04-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-04-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-04-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-04-09" OBS_VALUE="142737.0" BBK_DIFF="-0.9"/>
      <bbk:Obs TIME_PERIOD="2010-04-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-04-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-04-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-04-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-04-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-04-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-04-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-04-01" OBS_VALUE="144058.0" BBK_DIFF="7.3"/>
      <bbk:Obs TIME_PERIOD="2010-03-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-03-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-03-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-03-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-03-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-03-26" OBS_VALUE="134241.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2010-03-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-03-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-03-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-03-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-03-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-03-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-03-19" OBS_VALUE="133790.0" BBK_DIFF="0.7"/>
      <bbk:Obs TIME_PERIOD="2010-03-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-03-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-03-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-03-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-03-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-03-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-03-12" OBS_VALUE="132911.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2010-03-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-03-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-03-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-03-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-03-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-03-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-03-05" OBS_VALUE="133145.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2010-03-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-03-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-03-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-03-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-02-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-02-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-02-26" OBS_VALUE="133164.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2010-02-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-02-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-02-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-02-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-02-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-02-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-02-19" OBS_VALUE="132652.0" BBK_DIFF="1.6"/>
      <bbk:Obs TIME_PERIOD="2010-02-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-02-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-02-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-02-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-02-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-02-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-02-12" OBS_VALUE="130568.0" BBK_DIFF="-0.8"/>
      <bbk:Obs TIME_PERIOD="2010-02-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-02-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-02-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-02-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-02-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-02-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-02-05" OBS_VALUE="131682.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2010-02-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-02-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-02-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-02-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-01-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-01-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-01-29" OBS_VALUE="130945.0" BBK_DIFF="-1.0"/>
      <bbk:Obs TIME_PERIOD="2010-01-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-01-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-01-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-01-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-01-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-01-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-01-22" OBS_VALUE="132316.0" BBK_DIFF="-1.0"/>
      <bbk:Obs TIME_PERIOD="2010-01-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-01-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-01-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-01-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-01-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-01-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-01-15" OBS_VALUE="133595.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2010-01-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-01-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-01-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-01-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-01-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-01-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-01-08" OBS_VALUE="133322.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2010-01-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-01-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-01-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-01-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-01-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-01-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2010-01-01" OBS_VALUE="132680.0" BBK_DIFF="1.6"/>
      <bbk:Obs TIME_PERIOD="2009-12-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-12-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-12-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-12-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-12-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-12-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-12-25" OBS_VALUE="130554.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2009-12-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-12-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-12-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-12-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-12-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-12-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-12-18" OBS_VALUE="129838.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2009-12-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-12-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-12-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-12-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-12-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-12-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-12-11" OBS_VALUE="129698.0" BBK_DIFF="-0.6"/>
      <bbk:Obs TIME_PERIOD="2009-12-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-12-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-12-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-12-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-12-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-12-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-12-04" OBS_VALUE="130426.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2009-12-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-12-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-12-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-11-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-11-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-11-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-11-27" OBS_VALUE="130114.0" BBK_DIFF="-1.1"/>
      <bbk:Obs TIME_PERIOD="2009-11-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-11-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-11-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-11-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-11-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-11-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-11-20" OBS_VALUE="131575.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2009-11-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-11-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-11-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-11-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-11-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-11-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-11-13" OBS_VALUE="131753.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2009-11-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-11-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-11-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-11-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-11-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-11-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-11-06" OBS_VALUE="131210.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2009-11-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-11-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-11-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-11-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-11-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-10-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-10-30" OBS_VALUE="131500.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2009-10-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-10-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-10-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-10-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-10-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-10-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-10-23" OBS_VALUE="131859.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2009-10-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-10-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-10-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-10-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-10-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-10-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-10-16" OBS_VALUE="131453.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2009-10-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-10-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-10-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-10-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-10-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-10-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-10-09" OBS_VALUE="130824.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2009-10-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-10-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-10-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-10-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-10-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-10-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-10-02" OBS_VALUE="131542.0" BBK_DIFF="-0.9"/>
      <bbk:Obs TIME_PERIOD="2009-10-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-09-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-09-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-09-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-09-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-09-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-09-25" OBS_VALUE="132723.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2009-09-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-09-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-09-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-09-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-09-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-09-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-09-18" OBS_VALUE="133353.0" BBK_DIFF="-1.1"/>
      <bbk:Obs TIME_PERIOD="2009-09-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-09-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-09-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-09-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-09-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-09-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-09-11" OBS_VALUE="134820.0" BBK_DIFF="-2.5"/>
      <bbk:Obs TIME_PERIOD="2009-09-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-09-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-09-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-09-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-09-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-09-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-09-04" OBS_VALUE="138241.0" BBK_DIFF="-0.8"/>
      <bbk:Obs TIME_PERIOD="2009-09-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-09-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-09-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-08-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-08-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-08-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-08-28" OBS_VALUE="139305.0" BBK_DIFF="-1.4"/>
      <bbk:Obs TIME_PERIOD="2009-08-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-08-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-08-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-08-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-08-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-08-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-08-21" OBS_VALUE="141322.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2009-08-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-08-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-08-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-08-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-08-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-08-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-08-14" OBS_VALUE="141335.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2009-08-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-08-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-08-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-08-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-08-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-08-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-08-07" OBS_VALUE="141002.0" BBK_DIFF="-1.1"/>
      <bbk:Obs TIME_PERIOD="2009-08-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-08-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-08-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-08-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-08-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-08-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-07-31" OBS_VALUE="142506.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2009-07-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-07-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-07-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-07-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-07-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-07-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-07-24" OBS_VALUE="142786.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2009-07-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-07-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-07-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-07-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-07-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-07-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-07-17" OBS_VALUE="142777.0" BBK_DIFF="-0.6"/>
      <bbk:Obs TIME_PERIOD="2009-07-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-07-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-07-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-07-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-07-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-07-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-07-10" OBS_VALUE="143573.0" BBK_DIFF="1.1"/>
      <bbk:Obs TIME_PERIOD="2009-07-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-07-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-07-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-07-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-07-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-07-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-07-03" OBS_VALUE="142019.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2009-07-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-07-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-06-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-06-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-06-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-06-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-06-26" OBS_VALUE="142500.0" BBK_DIFF="-1.5"/>
      <bbk:Obs TIME_PERIOD="2009-06-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-06-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-06-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-06-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-06-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-06-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-06-19" OBS_VALUE="144676.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2009-06-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-06-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-06-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-06-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-06-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-06-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-06-12" OBS_VALUE="145259.0" BBK_DIFF="4.1"/>
      <bbk:Obs TIME_PERIOD="2009-06-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-06-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-06-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-06-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-06-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-06-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-06-05" OBS_VALUE="139589.0" BBK_DIFF="-1.0"/>
      <bbk:Obs TIME_PERIOD="2009-06-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-06-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-06-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-06-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-05-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-05-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-05-29" OBS_VALUE="141044.0" BBK_DIFF="-0.9"/>
      <bbk:Obs TIME_PERIOD="2009-05-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-05-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-05-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-05-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-05-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-05-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-05-22" OBS_VALUE="142274.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2009-05-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-05-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-05-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-05-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-05-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-05-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-05-15" OBS_VALUE="142262.0" BBK_DIFF="-0.6"/>
      <bbk:Obs TIME_PERIOD="2009-05-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-05-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-05-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-05-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-05-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-05-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-05-08" OBS_VALUE="143079.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2009-05-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-05-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-05-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-05-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-05-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-05-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-05-01" OBS_VALUE="142811.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2009-04-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-04-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-04-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-04-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-04-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-04-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-04-24" OBS_VALUE="143566.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2009-04-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-04-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-04-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-04-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-04-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-04-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-04-17" OBS_VALUE="142661.0" BBK_DIFF="-0.7"/>
      <bbk:Obs TIME_PERIOD="2009-04-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-04-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-04-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-04-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-04-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-04-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-04-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-04-09" OBS_VALUE="143690.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2009-04-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-04-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-04-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-04-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-04-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-04-03" OBS_VALUE="144167.0" BBK_DIFF="3.6"/>
      <bbk:Obs TIME_PERIOD="2009-04-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-04-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-03-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-03-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-03-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-03-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-03-27" OBS_VALUE="139141.0" BBK_DIFF="-1.4"/>
      <bbk:Obs TIME_PERIOD="2009-03-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-03-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-03-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-03-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-03-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-03-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-03-20" OBS_VALUE="141130.0" BBK_DIFF="-0.6"/>
      <bbk:Obs TIME_PERIOD="2009-03-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-03-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-03-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-03-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-03-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-03-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-03-13" OBS_VALUE="142035.0" BBK_DIFF="-1.1"/>
      <bbk:Obs TIME_PERIOD="2009-03-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-03-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-03-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-03-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-03-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-03-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-03-06" OBS_VALUE="143681.0" BBK_DIFF="0.8"/>
      <bbk:Obs TIME_PERIOD="2009-03-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-03-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-03-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-03-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-03-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-02-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-02-27" OBS_VALUE="142565.0" BBK_DIFF="-2.5"/>
      <bbk:Obs TIME_PERIOD="2009-02-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-02-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-02-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-02-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-02-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-02-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-02-20" OBS_VALUE="146196.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2009-02-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-02-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-02-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-02-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-02-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-02-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-02-13" OBS_VALUE="146114.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2009-02-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-02-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-02-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-02-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-02-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-02-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-02-06" OBS_VALUE="146525.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2009-02-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-02-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-02-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-02-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-02-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-01-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-01-30" OBS_VALUE="146008.0" BBK_DIFF="-1.7"/>
      <bbk:Obs TIME_PERIOD="2009-01-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-01-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-01-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-01-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-01-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-01-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-01-23" OBS_VALUE="148520.0" BBK_DIFF="1.8"/>
      <bbk:Obs TIME_PERIOD="2009-01-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-01-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-01-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-01-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-01-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-01-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-01-16" OBS_VALUE="145905.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2009-01-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-01-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-01-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-01-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-01-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-01-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-01-09" OBS_VALUE="146289.0" BBK_DIFF="-1.7"/>
      <bbk:Obs TIME_PERIOD="2009-01-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-01-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-01-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-01-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-01-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-01-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2009-01-02" OBS_VALUE="148842.0" BBK_DIFF="8.5"/>
      <bbk:Obs TIME_PERIOD="2009-01-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-12-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-12-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-12-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-12-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-12-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-12-26" OBS_VALUE="137122.0" BBK_DIFF="-2.2"/>
      <bbk:Obs TIME_PERIOD="2008-12-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-12-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-12-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-12-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-12-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-12-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-12-19" OBS_VALUE="140243.0" BBK_DIFF="-2.6"/>
      <bbk:Obs TIME_PERIOD="2008-12-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-12-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-12-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-12-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-12-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-12-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-12-12" OBS_VALUE="144003.0" BBK_DIFF="-3.8"/>
      <bbk:Obs TIME_PERIOD="2008-12-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-12-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-12-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-12-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-12-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-12-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-12-05" OBS_VALUE="149614.0" BBK_DIFF="1.7"/>
      <bbk:Obs TIME_PERIOD="2008-12-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-12-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-12-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-12-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-11-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-11-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-11-28" OBS_VALUE="147104.0" BBK_DIFF="-2.8"/>
      <bbk:Obs TIME_PERIOD="2008-11-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-11-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-11-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-11-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-11-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-11-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-11-21" OBS_VALUE="151316.0" BBK_DIFF="1.9"/>
      <bbk:Obs TIME_PERIOD="2008-11-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-11-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-11-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-11-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-11-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-11-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-11-14" OBS_VALUE="148480.0" BBK_DIFF="1.9"/>
      <bbk:Obs TIME_PERIOD="2008-11-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-11-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-11-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-11-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-11-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-11-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-11-07" OBS_VALUE="145732.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2008-11-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-11-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-11-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-11-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-11-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-11-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-10-31" OBS_VALUE="145414.0" BBK_DIFF="0.9"/>
      <bbk:Obs TIME_PERIOD="2008-10-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-10-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-10-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-10-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-10-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-10-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-10-24" OBS_VALUE="144121.0" BBK_DIFF="5.4"/>
      <bbk:Obs TIME_PERIOD="2008-10-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-10-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-10-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-10-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-10-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-10-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-10-17" OBS_VALUE="136769.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2008-10-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-10-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-10-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-10-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-10-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-10-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-10-10" OBS_VALUE="137171.0" BBK_DIFF="-1.2"/>
      <bbk:Obs TIME_PERIOD="2008-10-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-10-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-10-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-10-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-10-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-10-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-10-03" OBS_VALUE="138831.0" BBK_DIFF="10.9"/>
      <bbk:Obs TIME_PERIOD="2008-10-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-10-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-09-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-09-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-09-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-09-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-09-26" OBS_VALUE="125221.0" BBK_DIFF="2.7"/>
      <bbk:Obs TIME_PERIOD="2008-09-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-09-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-09-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-09-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-09-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-09-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-09-19" OBS_VALUE="121987.0" BBK_DIFF="-2.9"/>
      <bbk:Obs TIME_PERIOD="2008-09-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-09-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-09-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-09-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-09-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-09-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-09-12" OBS_VALUE="125569.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2008-09-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-09-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-09-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-09-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-09-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-09-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-09-05" OBS_VALUE="125929.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2008-09-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-09-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-09-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-09-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-08-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-08-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-08-29" OBS_VALUE="126081.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2008-08-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-08-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-08-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-08-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-08-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-08-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-08-22" OBS_VALUE="126707.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2008-08-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-08-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-08-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-08-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-08-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-08-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-08-15" OBS_VALUE="127349.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2008-08-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-08-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-08-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-08-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-08-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-08-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-08-08" OBS_VALUE="127719.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2008-08-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-08-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-08-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-08-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-08-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-08-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-08-01" OBS_VALUE="127582.0" BBK_DIFF="1.0"/>
      <bbk:Obs TIME_PERIOD="2008-07-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-07-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-07-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-07-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-07-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-07-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-07-25" OBS_VALUE="126308.0" BBK_DIFF="3.1"/>
      <bbk:Obs TIME_PERIOD="2008-07-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-07-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-07-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-07-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-07-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-07-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-07-18" OBS_VALUE="122535.0" BBK_DIFF="-3.4"/>
      <bbk:Obs TIME_PERIOD="2008-07-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-07-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-07-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-07-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-07-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-07-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-07-11" OBS_VALUE="126810.0" BBK_DIFF="-1.2"/>
      <bbk:Obs TIME_PERIOD="2008-07-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-07-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-07-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-07-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-07-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-07-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-07-04" OBS_VALUE="128309.0" BBK_DIFF="1.9"/>
      <bbk:Obs TIME_PERIOD="2008-07-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-07-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-07-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-06-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-06-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-06-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-06-27" OBS_VALUE="125924.0" BBK_DIFF="-0.6"/>
      <bbk:Obs TIME_PERIOD="2008-06-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-06-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-06-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-06-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-06-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-06-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-06-20" OBS_VALUE="126745.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2008-06-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-06-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-06-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-06-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-06-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-06-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-06-13" OBS_VALUE="126330.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2008-06-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-06-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-06-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-06-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-06-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-06-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-06-06" OBS_VALUE="126777.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2008-06-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-06-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-06-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-06-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-06-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-05-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-05-30" OBS_VALUE="126867.0" BBK_DIFF="-1.6"/>
      <bbk:Obs TIME_PERIOD="2008-05-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-05-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-05-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-05-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-05-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-05-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-05-23" OBS_VALUE="128969.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2008-05-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-05-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-05-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-05-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-05-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-05-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-05-16" OBS_VALUE="128975.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2008-05-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-05-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-05-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-05-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-05-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-05-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-05-09" OBS_VALUE="128594.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2008-05-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-05-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-05-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-05-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-05-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-05-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-05-02" OBS_VALUE="129231.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2008-05-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-04-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-04-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-04-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-04-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-04-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-04-25" OBS_VALUE="129906.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2008-04-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-04-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-04-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-04-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-04-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-04-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-04-18" OBS_VALUE="129434.0" BBK_DIFF="1.6"/>
      <bbk:Obs TIME_PERIOD="2008-04-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-04-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-04-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-04-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-04-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-04-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-04-11" OBS_VALUE="127405.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2008-04-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-04-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-04-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-04-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-04-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-04-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-04-04" OBS_VALUE="127981.0" BBK_DIFF="-2.9"/>
      <bbk:Obs TIME_PERIOD="2008-04-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-04-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-04-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-03-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-03-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-03-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-03-28" OBS_VALUE="131833.0" BBK_DIFF="1.1"/>
      <bbk:Obs TIME_PERIOD="2008-03-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-03-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-03-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-03-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-03-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-03-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-03-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-03-20" OBS_VALUE="130372.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2008-03-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-03-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-03-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-03-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-03-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-03-14" OBS_VALUE="130173.0" BBK_DIFF="2.2"/>
      <bbk:Obs TIME_PERIOD="2008-03-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-03-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-03-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-03-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-03-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-03-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-03-07" OBS_VALUE="127325.0" BBK_DIFF="-1.2"/>
      <bbk:Obs TIME_PERIOD="2008-03-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-03-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-03-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-03-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-03-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-03-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-02-29" OBS_VALUE="128843.0" BBK_DIFF="-1.1"/>
      <bbk:Obs TIME_PERIOD="2008-02-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-02-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-02-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-02-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-02-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-02-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-02-22" OBS_VALUE="130219.0" BBK_DIFF="-1.0"/>
      <bbk:Obs TIME_PERIOD="2008-02-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-02-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-02-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-02-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-02-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-02-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-02-15" OBS_VALUE="131600.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2008-02-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-02-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-02-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-02-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-02-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-02-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-02-08" OBS_VALUE="131670.0" BBK_DIFF="-1.7"/>
      <bbk:Obs TIME_PERIOD="2008-02-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-02-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-02-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-02-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-02-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-02-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-02-01" OBS_VALUE="133925.0" BBK_DIFF="2.3"/>
      <bbk:Obs TIME_PERIOD="2008-01-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-01-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-01-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-01-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-01-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-01-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-01-25" OBS_VALUE="130907.0" BBK_DIFF="-0.7"/>
      <bbk:Obs TIME_PERIOD="2008-01-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-01-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-01-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-01-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-01-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-01-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-01-18" OBS_VALUE="131837.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2008-01-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-01-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-01-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-01-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-01-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-01-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-01-11" OBS_VALUE="131505.0" BBK_DIFF="2.1"/>
      <bbk:Obs TIME_PERIOD="2008-01-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-01-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-01-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-01-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-01-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-01-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-01-04" OBS_VALUE="128849.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2008-01-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-01-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2008-01-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-12-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-12-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-12-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-12-28" OBS_VALUE="128755.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2007-12-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-12-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-12-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-12-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-12-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-12-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-12-21" OBS_VALUE="128349.0" BBK_DIFF="-3.8"/>
      <bbk:Obs TIME_PERIOD="2007-12-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-12-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-12-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-12-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-12-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-12-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-12-14" OBS_VALUE="133471.0" BBK_DIFF="-1.6"/>
      <bbk:Obs TIME_PERIOD="2007-12-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-12-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-12-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-12-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-12-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-12-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-12-07" OBS_VALUE="135576.0" BBK_DIFF="2.0"/>
      <bbk:Obs TIME_PERIOD="2007-12-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-12-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-12-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-12-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-12-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-12-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-11-30" OBS_VALUE="132919.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2007-11-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-11-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-11-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-11-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-11-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-11-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-11-23" OBS_VALUE="132665.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2007-11-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-11-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-11-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-11-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-11-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-11-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-11-16" OBS_VALUE="132294.0" BBK_DIFF="-1.1"/>
      <bbk:Obs TIME_PERIOD="2007-11-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-11-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-11-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-11-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-11-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-11-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-11-09" OBS_VALUE="133730.0" BBK_DIFF="-1.0"/>
      <bbk:Obs TIME_PERIOD="2007-11-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-11-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-11-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-11-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-11-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-11-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-11-02" OBS_VALUE="135115.0" BBK_DIFF="1.7"/>
      <bbk:Obs TIME_PERIOD="2007-11-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-10-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-10-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-10-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-10-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-10-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-10-26" OBS_VALUE="132877.0" BBK_DIFF="-3.3"/>
      <bbk:Obs TIME_PERIOD="2007-10-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-10-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-10-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-10-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-10-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-10-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-10-19" OBS_VALUE="137346.0" BBK_DIFF="2.5"/>
      <bbk:Obs TIME_PERIOD="2007-10-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-10-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-10-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-10-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-10-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-10-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-10-12" OBS_VALUE="134045.0" BBK_DIFF="1.1"/>
      <bbk:Obs TIME_PERIOD="2007-10-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-10-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-10-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-10-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-10-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-10-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-10-05" OBS_VALUE="132559.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2007-10-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-10-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-10-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-10-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-09-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-09-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-09-28" OBS_VALUE="132618.0" BBK_DIFF="-3.5"/>
      <bbk:Obs TIME_PERIOD="2007-09-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-09-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-09-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-09-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-09-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-09-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-09-21" OBS_VALUE="137405.0" BBK_DIFF="1.3"/>
      <bbk:Obs TIME_PERIOD="2007-09-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-09-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-09-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-09-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-09-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-09-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-09-14" OBS_VALUE="135697.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2007-09-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-09-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-09-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-09-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-09-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-09-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-09-07" OBS_VALUE="135058.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2007-09-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-09-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-09-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-09-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-09-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-09-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-08-31" OBS_VALUE="134472.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2007-08-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-08-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-08-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-08-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-08-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-08-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-08-24" OBS_VALUE="133764.0" BBK_DIFF="-0.8"/>
      <bbk:Obs TIME_PERIOD="2007-08-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-08-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-08-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-08-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-08-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-08-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-08-17" OBS_VALUE="134814.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2007-08-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-08-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-08-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-08-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-08-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-08-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-08-10" OBS_VALUE="135447.0" BBK_DIFF="-0.8"/>
      <bbk:Obs TIME_PERIOD="2007-08-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-08-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-08-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-08-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-08-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-08-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-08-03" OBS_VALUE="136480.0" BBK_DIFF="2.2"/>
      <bbk:Obs TIME_PERIOD="2007-08-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-08-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-07-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-07-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-07-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-07-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-07-27" OBS_VALUE="133513.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2007-07-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-07-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-07-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-07-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-07-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-07-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-07-20" OBS_VALUE="133818.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2007-07-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-07-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-07-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-07-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-07-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-07-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-07-13" OBS_VALUE="133401.0" BBK_DIFF="-0.8"/>
      <bbk:Obs TIME_PERIOD="2007-07-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-07-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-07-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-07-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-07-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-07-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-07-06" OBS_VALUE="134521.0" BBK_DIFF="2.1"/>
      <bbk:Obs TIME_PERIOD="2007-07-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-07-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-07-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-07-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-07-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-06-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-06-29" OBS_VALUE="131768.0" BBK_DIFF="-1.2"/>
      <bbk:Obs TIME_PERIOD="2007-06-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-06-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-06-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-06-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-06-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-06-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-06-22" OBS_VALUE="133394.0" BBK_DIFF="-0.6"/>
      <bbk:Obs TIME_PERIOD="2007-06-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-06-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-06-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-06-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-06-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-06-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-06-15" OBS_VALUE="134187.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2007-06-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-06-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-06-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-06-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-06-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-06-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-06-08" OBS_VALUE="133811.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2007-06-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-06-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-06-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-06-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-06-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-06-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-06-01" OBS_VALUE="133214.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2007-05-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-05-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-05-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-05-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-05-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-05-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-05-25" OBS_VALUE="132550.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2007-05-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-05-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-05-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-05-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-05-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-05-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-05-18" OBS_VALUE="132626.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2007-05-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-05-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-05-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-05-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-05-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-05-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-05-11" OBS_VALUE="132854.0" BBK_DIFF="0.8"/>
      <bbk:Obs TIME_PERIOD="2007-05-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-05-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-05-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-05-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-05-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-05-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-05-04" OBS_VALUE="131798.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2007-05-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-05-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-05-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-04-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-04-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-04-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-04-27" OBS_VALUE="132411.0" BBK_DIFF="1.4"/>
      <bbk:Obs TIME_PERIOD="2007-04-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-04-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-04-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-04-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-04-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-04-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-04-20" OBS_VALUE="130562.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2007-04-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-04-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-04-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-04-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-04-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-04-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-04-13" OBS_VALUE="130841.0" BBK_DIFF="1.1"/>
      <bbk:Obs TIME_PERIOD="2007-04-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-04-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-04-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-04-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-04-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-04-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-04-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-04-05" OBS_VALUE="129471.0" BBK_DIFF="-1.1"/>
      <bbk:Obs TIME_PERIOD="2007-04-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-04-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-04-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-04-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-03-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-03-30" OBS_VALUE="130879.0" BBK_DIFF="-0.7"/>
      <bbk:Obs TIME_PERIOD="2007-03-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-03-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-03-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-03-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-03-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-03-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-03-23" OBS_VALUE="131862.0" BBK_DIFF="1.2"/>
      <bbk:Obs TIME_PERIOD="2007-03-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-03-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-03-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-03-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-03-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-03-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-03-16" OBS_VALUE="130350.0" BBK_DIFF="-1.0"/>
      <bbk:Obs TIME_PERIOD="2007-03-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-03-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-03-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-03-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-03-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-03-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-03-09" OBS_VALUE="131643.0" BBK_DIFF="-0.6"/>
      <bbk:Obs TIME_PERIOD="2007-03-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-03-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-03-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-03-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-03-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-03-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-03-02" OBS_VALUE="132490.0" BBK_DIFF="-0.6"/>
      <bbk:Obs TIME_PERIOD="2007-03-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-02-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-02-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-02-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-02-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-02-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-02-23" OBS_VALUE="133285.0" BBK_DIFF="-0.8"/>
      <bbk:Obs TIME_PERIOD="2007-02-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-02-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-02-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-02-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-02-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-02-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-02-16" OBS_VALUE="134399.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2007-02-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-02-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-02-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-02-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-02-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-02-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-02-09" OBS_VALUE="134115.0" BBK_DIFF="0.7"/>
      <bbk:Obs TIME_PERIOD="2007-02-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-02-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-02-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-02-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-02-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-02-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-02-02" OBS_VALUE="133229.0" BBK_DIFF="1.1"/>
      <bbk:Obs TIME_PERIOD="2007-02-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-01-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-01-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-01-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-01-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-01-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-01-26" OBS_VALUE="131755.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2007-01-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-01-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-01-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-01-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-01-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-01-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-01-19" OBS_VALUE="131836.0" BBK_DIFF="-1.0"/>
      <bbk:Obs TIME_PERIOD="2007-01-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-01-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-01-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-01-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-01-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-01-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-01-12" OBS_VALUE="133139.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2007-01-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-01-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-01-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-01-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-01-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-01-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-01-05" OBS_VALUE="133334.0" BBK_DIFF="1.3"/>
      <bbk:Obs TIME_PERIOD="2007-01-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-01-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-01-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2007-01-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-12-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-12-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-12-29" OBS_VALUE="131633.0" BBK_DIFF="-3.2"/>
      <bbk:Obs TIME_PERIOD="2006-12-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-12-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-12-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-12-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-12-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-12-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-12-22" OBS_VALUE="135979.0" BBK_DIFF="2.7"/>
      <bbk:Obs TIME_PERIOD="2006-12-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-12-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-12-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-12-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-12-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-12-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-12-15" OBS_VALUE="132406.0" BBK_DIFF="-1.2"/>
      <bbk:Obs TIME_PERIOD="2006-12-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-12-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-12-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-12-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-12-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-12-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-12-08" OBS_VALUE="133950.0" BBK_DIFF="-1.7"/>
      <bbk:Obs TIME_PERIOD="2006-12-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-12-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-12-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-12-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-12-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-12-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-12-01" OBS_VALUE="136298.0" BBK_DIFF="3.8"/>
      <bbk:Obs TIME_PERIOD="2006-11-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-11-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-11-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-11-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-11-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-11-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-11-24" OBS_VALUE="131367.0" BBK_DIFF="0.9"/>
      <bbk:Obs TIME_PERIOD="2006-11-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-11-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-11-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-11-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-11-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-11-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-11-17" OBS_VALUE="130164.0" BBK_DIFF="-1.4"/>
      <bbk:Obs TIME_PERIOD="2006-11-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-11-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-11-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-11-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-11-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-11-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-11-10" OBS_VALUE="131955.0" BBK_DIFF="0.9"/>
      <bbk:Obs TIME_PERIOD="2006-11-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-11-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-11-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-11-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-11-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-11-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-11-03" OBS_VALUE="130784.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2006-11-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-11-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-10-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-10-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-10-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-10-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-10-27" OBS_VALUE="131170.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2006-10-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-10-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-10-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-10-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-10-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-10-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-10-20" OBS_VALUE="130754.0" BBK_DIFF="0.8"/>
      <bbk:Obs TIME_PERIOD="2006-10-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-10-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-10-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-10-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-10-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-10-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-10-13" OBS_VALUE="129746.0" BBK_DIFF="-0.7"/>
      <bbk:Obs TIME_PERIOD="2006-10-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-10-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-10-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-10-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-10-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-10-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-10-06" OBS_VALUE="130644.0" BBK_DIFF="-1.2"/>
      <bbk:Obs TIME_PERIOD="2006-10-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-10-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-10-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-10-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-10-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-09-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-09-29" OBS_VALUE="132260.0" BBK_DIFF="1.9"/>
      <bbk:Obs TIME_PERIOD="2006-09-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-09-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-09-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-09-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-09-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-09-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-09-22" OBS_VALUE="129824.0" BBK_DIFF="-0.8"/>
      <bbk:Obs TIME_PERIOD="2006-09-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-09-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-09-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-09-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-09-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-09-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-09-15" OBS_VALUE="130927.0" BBK_DIFF="0.9"/>
      <bbk:Obs TIME_PERIOD="2006-09-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-09-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-09-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-09-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-09-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-09-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-09-08" OBS_VALUE="129767.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2006-09-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-09-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-09-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-09-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-09-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-09-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-09-01" OBS_VALUE="129968.0" BBK_DIFF="-0.7"/>
      <bbk:Obs TIME_PERIOD="2006-08-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-08-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-08-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-08-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-08-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-08-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-08-25" OBS_VALUE="130830.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2006-08-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-08-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-08-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-08-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-08-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-08-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-08-18" OBS_VALUE="130617.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2006-08-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-08-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-08-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-08-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-08-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-08-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-08-11" OBS_VALUE="129839.0" BBK_DIFF="1.3"/>
      <bbk:Obs TIME_PERIOD="2006-08-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-08-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-08-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-08-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-08-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-08-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-08-04" OBS_VALUE="128218.0" BBK_DIFF="-1.4"/>
      <bbk:Obs TIME_PERIOD="2006-08-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-08-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-08-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-07-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-07-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-07-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-07-28" OBS_VALUE="130062.0" BBK_DIFF="-0.7"/>
      <bbk:Obs TIME_PERIOD="2006-07-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-07-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-07-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-07-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-07-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-07-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-07-21" OBS_VALUE="130937.0" BBK_DIFF="0.9"/>
      <bbk:Obs TIME_PERIOD="2006-07-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-07-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-07-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-07-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-07-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-07-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-07-14" OBS_VALUE="129763.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2006-07-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-07-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-07-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-07-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-07-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-07-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-07-07" OBS_VALUE="130232.0" BBK_DIFF="0.8"/>
      <bbk:Obs TIME_PERIOD="2006-07-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-07-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-07-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-07-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-07-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-07-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-06-30" OBS_VALUE="129159.0" BBK_DIFF="-4.7"/>
      <bbk:Obs TIME_PERIOD="2006-06-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-06-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-06-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-06-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-06-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-06-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-06-23" OBS_VALUE="135592.0" BBK_DIFF="-1.5"/>
      <bbk:Obs TIME_PERIOD="2006-06-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-06-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-06-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-06-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-06-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-06-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-06-16" OBS_VALUE="137625.0" BBK_DIFF="1.3"/>
      <bbk:Obs TIME_PERIOD="2006-06-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-06-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-06-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-06-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-06-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-06-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-06-09" OBS_VALUE="135912.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2006-06-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-06-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-06-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-06-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-06-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-06-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-06-02" OBS_VALUE="136335.0" BBK_DIFF="0.8"/>
      <bbk:Obs TIME_PERIOD="2006-06-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-05-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-05-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-05-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-05-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-05-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-05-26" OBS_VALUE="135303.0" BBK_DIFF="-0.9"/>
      <bbk:Obs TIME_PERIOD="2006-05-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-05-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-05-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-05-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-05-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-05-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-05-19" OBS_VALUE="136468.0" BBK_DIFF="0.8"/>
      <bbk:Obs TIME_PERIOD="2006-05-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-05-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-05-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-05-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-05-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-05-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-05-12" OBS_VALUE="135320.0" BBK_DIFF="-1.8"/>
      <bbk:Obs TIME_PERIOD="2006-05-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-05-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-05-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-05-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-05-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-05-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-05-05" OBS_VALUE="137858.0" BBK_DIFF="2.9"/>
      <bbk:Obs TIME_PERIOD="2006-05-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-05-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-05-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-05-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-04-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-04-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-04-28" OBS_VALUE="133953.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2006-04-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-04-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-04-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-04-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-04-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-04-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-04-21" OBS_VALUE="133113.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2006-04-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-04-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-04-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-04-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-04-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-04-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-04-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-04-13" OBS_VALUE="133688.0" BBK_DIFF="-0.9"/>
      <bbk:Obs TIME_PERIOD="2006-04-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-04-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-04-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-04-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-04-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-04-07" OBS_VALUE="134863.0" BBK_DIFF="1.7"/>
      <bbk:Obs TIME_PERIOD="2006-04-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-04-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-04-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-04-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-04-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-04-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-03-31" OBS_VALUE="132596.0" BBK_DIFF="-4.3"/>
      <bbk:Obs TIME_PERIOD="2006-03-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-03-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-03-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-03-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-03-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-03-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-03-24" OBS_VALUE="138591.0" BBK_DIFF="0.7"/>
      <bbk:Obs TIME_PERIOD="2006-03-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-03-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-03-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-03-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-03-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-03-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-03-17" OBS_VALUE="137636.0" BBK_DIFF="-1.1"/>
      <bbk:Obs TIME_PERIOD="2006-03-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-03-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-03-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-03-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-03-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-03-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-03-10" OBS_VALUE="139100.0" BBK_DIFF="-0.7"/>
      <bbk:Obs TIME_PERIOD="2006-03-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-03-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-03-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-03-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-03-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-03-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-03-03" OBS_VALUE="140092.0" BBK_DIFF="-1.9"/>
      <bbk:Obs TIME_PERIOD="2006-03-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-03-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-02-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-02-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-02-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-02-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-02-24" OBS_VALUE="142738.0" BBK_DIFF="0.8"/>
      <bbk:Obs TIME_PERIOD="2006-02-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-02-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-02-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-02-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-02-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-02-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-02-17" OBS_VALUE="141620.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2006-02-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-02-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-02-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-02-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-02-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-02-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-02-10" OBS_VALUE="141903.0" BBK_DIFF="-0.8"/>
      <bbk:Obs TIME_PERIOD="2006-02-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-02-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-02-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-02-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-02-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-02-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-02-03" OBS_VALUE="143053.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2006-02-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-02-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-01-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-01-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-01-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-01-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-01-27" OBS_VALUE="142196.0" BBK_DIFF="-0.8"/>
      <bbk:Obs TIME_PERIOD="2006-01-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-01-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-01-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-01-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-01-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-01-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-01-20" OBS_VALUE="143393.0" BBK_DIFF="0.7"/>
      <bbk:Obs TIME_PERIOD="2006-01-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-01-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-01-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-01-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-01-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-01-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-01-13" OBS_VALUE="142418.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2006-01-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-01-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-01-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-01-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-01-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-01-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-01-06" OBS_VALUE="141577.0" BBK_DIFF="2.8"/>
      <bbk:Obs TIME_PERIOD="2006-01-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-01-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-01-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-01-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2006-01-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-12-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-12-30" OBS_VALUE="137750.0" BBK_DIFF="1.6"/>
      <bbk:Obs TIME_PERIOD="2005-12-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-12-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-12-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-12-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-12-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-12-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-12-23" OBS_VALUE="135574.0" BBK_DIFF="-1.1"/>
      <bbk:Obs TIME_PERIOD="2005-12-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-12-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-12-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-12-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-12-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-12-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-12-16" OBS_VALUE="137131.0" BBK_DIFF="-0.8"/>
      <bbk:Obs TIME_PERIOD="2005-12-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-12-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-12-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-12-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-12-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-12-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-12-09" OBS_VALUE="138300.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2005-12-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-12-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-12-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-12-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-12-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-12-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-12-02" OBS_VALUE="138640.0" BBK_DIFF="-1.4"/>
      <bbk:Obs TIME_PERIOD="2005-12-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-11-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-11-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-11-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-11-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-11-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-11-25" OBS_VALUE="140632.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2005-11-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-11-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-11-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-11-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-11-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-11-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-11-18" OBS_VALUE="140581.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2005-11-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-11-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-11-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-11-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-11-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-11-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-11-11" OBS_VALUE="139965.0" BBK_DIFF="-1.4"/>
      <bbk:Obs TIME_PERIOD="2005-11-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-11-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-11-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-11-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-11-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-11-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-11-04" OBS_VALUE="141955.0" BBK_DIFF="0.7"/>
      <bbk:Obs TIME_PERIOD="2005-11-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-11-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-11-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-10-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-10-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-10-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-10-28" OBS_VALUE="140908.0" BBK_DIFF="-0.8"/>
      <bbk:Obs TIME_PERIOD="2005-10-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-10-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-10-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-10-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-10-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-10-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-10-21" OBS_VALUE="142035.0" BBK_DIFF="1.0"/>
      <bbk:Obs TIME_PERIOD="2005-10-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-10-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-10-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-10-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-10-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-10-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-10-14" OBS_VALUE="140571.0" BBK_DIFF="-0.9"/>
      <bbk:Obs TIME_PERIOD="2005-10-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-10-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-10-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-10-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-10-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-10-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-10-07" OBS_VALUE="141889.0" BBK_DIFF="0.9"/>
      <bbk:Obs TIME_PERIOD="2005-10-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-10-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-10-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-10-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-10-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-10-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-09-30" OBS_VALUE="140603.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2005-09-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-09-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-09-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-09-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-09-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-09-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-09-23" OBS_VALUE="141091.0" BBK_DIFF="1.1"/>
      <bbk:Obs TIME_PERIOD="2005-09-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-09-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-09-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-09-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-09-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-09-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-09-16" OBS_VALUE="139573.0" BBK_DIFF="1.0"/>
      <bbk:Obs TIME_PERIOD="2005-09-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-09-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-09-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-09-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-09-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-09-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-09-09" OBS_VALUE="138243.0" BBK_DIFF="-1.1"/>
      <bbk:Obs TIME_PERIOD="2005-09-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-09-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-09-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-09-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-09-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-09-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-09-02" OBS_VALUE="139758.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2005-09-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-08-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-08-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-08-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-08-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-08-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-08-26" OBS_VALUE="139431.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2005-08-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-08-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-08-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-08-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-08-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-08-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-08-19" OBS_VALUE="139662.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2005-08-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-08-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-08-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-08-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-08-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-08-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-08-12" OBS_VALUE="139054.0" BBK_DIFF="-0.8"/>
      <bbk:Obs TIME_PERIOD="2005-08-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-08-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-08-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-08-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-08-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-08-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-08-05" OBS_VALUE="140228.0" BBK_DIFF="0.8"/>
      <bbk:Obs TIME_PERIOD="2005-08-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-08-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-08-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-08-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-07-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-07-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-07-29" OBS_VALUE="139090.0" BBK_DIFF="-1.0"/>
      <bbk:Obs TIME_PERIOD="2005-07-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-07-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-07-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-07-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-07-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-07-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-07-22" OBS_VALUE="140473.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2005-07-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-07-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-07-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-07-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-07-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-07-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-07-15" OBS_VALUE="139594.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2005-07-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-07-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-07-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-07-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-07-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-07-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-07-08" OBS_VALUE="140322.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2005-07-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-07-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-07-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-07-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-07-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-07-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-07-01" OBS_VALUE="140411.0" BBK_DIFF="6.7"/>
      <bbk:Obs TIME_PERIOD="2005-06-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-06-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-06-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-06-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-06-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-06-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-06-24" OBS_VALUE="131611.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2005-06-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-06-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-06-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-06-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-06-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-06-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-06-17" OBS_VALUE="131007.0" BBK_DIFF="-1.5"/>
      <bbk:Obs TIME_PERIOD="2005-06-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-06-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-06-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-06-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-06-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-06-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-06-10" OBS_VALUE="133039.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2005-06-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-06-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-06-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-06-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-06-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-06-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-06-03" OBS_VALUE="133250.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2005-06-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-06-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-05-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-05-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-05-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-05-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-05-27" OBS_VALUE="132770.0" BBK_DIFF="-0.8"/>
      <bbk:Obs TIME_PERIOD="2005-05-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-05-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-05-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-05-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-05-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-05-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-05-20" OBS_VALUE="133875.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2005-05-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-05-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-05-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-05-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-05-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-05-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-05-13" OBS_VALUE="133253.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2005-05-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-05-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-05-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-05-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-05-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-05-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-05-06" OBS_VALUE="132815.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2005-05-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-05-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-05-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-05-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-05-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-04-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-04-29" OBS_VALUE="133393.0" BBK_DIFF="1.0"/>
      <bbk:Obs TIME_PERIOD="2005-04-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-04-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-04-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-04-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-04-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-04-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-04-22" OBS_VALUE="132016.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2005-04-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-04-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-04-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-04-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-04-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-04-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-04-15" OBS_VALUE="132181.0" BBK_DIFF="-1.2"/>
      <bbk:Obs TIME_PERIOD="2005-04-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-04-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-04-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-04-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-04-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-04-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-04-08" OBS_VALUE="133737.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2005-04-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-04-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-04-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-04-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-04-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-04-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-04-01" OBS_VALUE="132994.0" BBK_DIFF="4.1"/>
      <bbk:Obs TIME_PERIOD="2005-03-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-03-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-03-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-03-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-03-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-03-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-03-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-03-24" OBS_VALUE="127740.0" BBK_DIFF="-1.3"/>
      <bbk:Obs TIME_PERIOD="2005-03-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-03-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-03-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-03-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-03-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-03-18" OBS_VALUE="129377.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2005-03-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-03-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-03-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-03-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-03-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-03-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-03-11" OBS_VALUE="128972.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2005-03-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-03-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-03-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-03-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-03-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-03-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-03-04" OBS_VALUE="128621.0" BBK_DIFF="0.7"/>
      <bbk:Obs TIME_PERIOD="2005-03-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-03-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-03-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-02-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-02-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-02-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-02-25" OBS_VALUE="127676.0" BBK_DIFF="-1.0"/>
      <bbk:Obs TIME_PERIOD="2005-02-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-02-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-02-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-02-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-02-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-02-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-02-18" OBS_VALUE="128924.0" BBK_DIFF="1.0"/>
      <bbk:Obs TIME_PERIOD="2005-02-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-02-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-02-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-02-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-02-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-02-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-02-11" OBS_VALUE="127667.0" BBK_DIFF="-3.0"/>
      <bbk:Obs TIME_PERIOD="2005-02-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-02-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-02-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-02-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-02-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-02-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-02-04" OBS_VALUE="131573.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2005-02-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-02-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-02-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-01-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-01-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-01-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-01-28" OBS_VALUE="130730.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2005-01-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-01-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-01-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-01-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-01-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-01-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-01-21" OBS_VALUE="131023.0" BBK_DIFF="-1.1"/>
      <bbk:Obs TIME_PERIOD="2005-01-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-01-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-01-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-01-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-01-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-01-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-01-14" OBS_VALUE="132415.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2005-01-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-01-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-01-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-01-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-01-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-01-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-01-07" OBS_VALUE="132523.0" BBK_DIFF="2.0"/>
      <bbk:Obs TIME_PERIOD="2005-01-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-01-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-01-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-01-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-01-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2005-01-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-12-31" OBS_VALUE="129872.0" BBK_DIFF="-8.5"/>
      <bbk:Obs TIME_PERIOD="2004-12-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-12-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-12-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-12-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-12-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-12-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-12-24" OBS_VALUE="141973.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2004-12-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-12-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-12-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-12-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-12-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-12-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-12-17" OBS_VALUE="142458.0" BBK_DIFF="1.3"/>
      <bbk:Obs TIME_PERIOD="2004-12-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-12-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-12-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-12-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-12-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-12-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-12-10" OBS_VALUE="140640.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2004-12-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-12-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-12-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-12-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-12-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-12-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-12-03" OBS_VALUE="140167.0" BBK_DIFF="0.7"/>
      <bbk:Obs TIME_PERIOD="2004-12-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-12-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-11-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-11-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-11-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-11-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-11-26" OBS_VALUE="139255.0" BBK_DIFF="-1.9"/>
      <bbk:Obs TIME_PERIOD="2004-11-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-11-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-11-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-11-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-11-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-11-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-11-19" OBS_VALUE="141963.0" BBK_DIFF="1.4"/>
      <bbk:Obs TIME_PERIOD="2004-11-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-11-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-11-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-11-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-11-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-11-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-11-12" OBS_VALUE="140046.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2004-11-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-11-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-11-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-11-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-11-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-11-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-11-05" OBS_VALUE="140165.0" BBK_DIFF="0.9"/>
      <bbk:Obs TIME_PERIOD="2004-11-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-11-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-11-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-11-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-10-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-10-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-10-29" OBS_VALUE="138915.0" BBK_DIFF="2.0"/>
      <bbk:Obs TIME_PERIOD="2004-10-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-10-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-10-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-10-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-10-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-10-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-10-22" OBS_VALUE="136196.0" BBK_DIFF="-0.7"/>
      <bbk:Obs TIME_PERIOD="2004-10-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-10-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-10-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-10-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-10-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-10-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-10-15" OBS_VALUE="137155.0" BBK_DIFF="-2.0"/>
      <bbk:Obs TIME_PERIOD="2004-10-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-10-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-10-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-10-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-10-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-10-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-10-08" OBS_VALUE="139933.0" BBK_DIFF="0.8"/>
      <bbk:Obs TIME_PERIOD="2004-10-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-10-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-10-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-10-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-10-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-10-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-10-01" OBS_VALUE="138821.0" BBK_DIFF="-1.9"/>
      <bbk:Obs TIME_PERIOD="2004-09-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-09-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-09-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-09-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-09-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-09-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-09-24" OBS_VALUE="141571.0" BBK_DIFF="1.0"/>
      <bbk:Obs TIME_PERIOD="2004-09-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-09-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-09-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-09-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-09-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-09-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-09-17" OBS_VALUE="140207.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2004-09-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-09-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-09-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-09-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-09-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-09-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-09-10" OBS_VALUE="140102.0" BBK_DIFF="-0.8"/>
      <bbk:Obs TIME_PERIOD="2004-09-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-09-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-09-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-09-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-09-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-09-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-09-03" OBS_VALUE="141166.0" BBK_DIFF="-0.8"/>
      <bbk:Obs TIME_PERIOD="2004-09-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-09-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-08-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-08-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-08-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-08-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-08-27" OBS_VALUE="142250.0" BBK_DIFF="-2.0"/>
      <bbk:Obs TIME_PERIOD="2004-08-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-08-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-08-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-08-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-08-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-08-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-08-20" OBS_VALUE="145179.0" BBK_DIFF="2.3"/>
      <bbk:Obs TIME_PERIOD="2004-08-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-08-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-08-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-08-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-08-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-08-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-08-13" OBS_VALUE="141960.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2004-08-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-08-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-08-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-08-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-08-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-08-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-08-06" OBS_VALUE="142651.0" BBK_DIFF="-1.0"/>
      <bbk:Obs TIME_PERIOD="2004-08-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-08-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-08-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-08-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-08-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-07-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-07-30" OBS_VALUE="144119.0" BBK_DIFF="-1.7"/>
      <bbk:Obs TIME_PERIOD="2004-07-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-07-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-07-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-07-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-07-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-07-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-07-23" OBS_VALUE="146681.0" BBK_DIFF="0.8"/>
      <bbk:Obs TIME_PERIOD="2004-07-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-07-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-07-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-07-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-07-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-07-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-07-16" OBS_VALUE="145564.0" BBK_DIFF="-1.1"/>
      <bbk:Obs TIME_PERIOD="2004-07-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-07-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-07-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-07-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-07-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-07-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-07-09" OBS_VALUE="147200.0" BBK_DIFF="1.0"/>
      <bbk:Obs TIME_PERIOD="2004-07-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-07-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-07-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-07-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-07-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-07-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-07-02" OBS_VALUE="145734.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2004-07-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-06-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-06-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-06-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-06-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-06-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-06-25" OBS_VALUE="145381.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2004-06-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-06-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-06-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-06-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-06-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-06-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-06-18" OBS_VALUE="145543.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2004-06-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-06-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-06-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-06-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-06-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-06-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-06-11" OBS_VALUE="145184.0" BBK_DIFF="1.0"/>
      <bbk:Obs TIME_PERIOD="2004-06-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-06-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-06-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-06-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-06-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-06-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-06-04" OBS_VALUE="143788.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2004-06-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-06-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-06-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-05-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-05-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-05-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-05-28" OBS_VALUE="143395.0" BBK_DIFF="-1.0"/>
      <bbk:Obs TIME_PERIOD="2004-05-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-05-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-05-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-05-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-05-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-05-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-05-21" OBS_VALUE="144853.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2004-05-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-05-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-05-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-05-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-05-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-05-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-05-14" OBS_VALUE="144440.0" BBK_DIFF="-0.6"/>
      <bbk:Obs TIME_PERIOD="2004-05-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-05-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-05-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-05-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-05-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-05-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-05-07" OBS_VALUE="145337.0" BBK_DIFF="1.0"/>
      <bbk:Obs TIME_PERIOD="2004-05-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-05-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-05-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-05-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-05-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-05-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-04-30" OBS_VALUE="143922.0" BBK_DIFF="1.3"/>
      <bbk:Obs TIME_PERIOD="2004-04-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-04-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-04-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-04-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-04-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-04-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-04-23" OBS_VALUE="142045.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2004-04-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-04-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-04-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-04-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-04-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-04-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-04-16" OBS_VALUE="141913.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2004-04-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-04-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-04-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-04-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-04-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-04-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-04-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-04-08" OBS_VALUE="142151.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2004-04-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-04-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-04-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-04-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-04-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-04-02" OBS_VALUE="142315.0" BBK_DIFF="2.7"/>
      <bbk:Obs TIME_PERIOD="2004-04-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-03-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-03-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-03-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-03-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-03-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-03-26" OBS_VALUE="138583.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2004-03-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-03-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-03-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-03-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-03-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-03-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-03-19" OBS_VALUE="138946.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2004-03-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-03-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-03-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-03-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-03-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-03-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-03-12" OBS_VALUE="139382.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2004-03-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-03-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-03-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-03-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-03-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-03-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-03-05" OBS_VALUE="139154.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2004-03-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-03-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-03-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-03-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-02-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-02-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-02-27" OBS_VALUE="139617.0" BBK_DIFF="-1.9"/>
      <bbk:Obs TIME_PERIOD="2004-02-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-02-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-02-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-02-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-02-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-02-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-02-20" OBS_VALUE="142271.0" BBK_DIFF="-1.7"/>
      <bbk:Obs TIME_PERIOD="2004-02-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-02-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-02-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-02-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-02-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-02-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-02-13" OBS_VALUE="144789.0" BBK_DIFF="-2.5"/>
      <bbk:Obs TIME_PERIOD="2004-02-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-02-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-02-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-02-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-02-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-02-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-02-06" OBS_VALUE="148544.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2004-02-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-02-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-02-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-02-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-02-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-01-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-01-30" OBS_VALUE="149259.0" BBK_DIFF="1.3"/>
      <bbk:Obs TIME_PERIOD="2004-01-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-01-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-01-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-01-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-01-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-01-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-01-23" OBS_VALUE="147335.0" BBK_DIFF="-1.1"/>
      <bbk:Obs TIME_PERIOD="2004-01-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-01-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-01-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-01-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-01-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-01-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-01-16" OBS_VALUE="148902.0" BBK_DIFF="1.1"/>
      <bbk:Obs TIME_PERIOD="2004-01-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-01-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-01-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-01-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-01-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-01-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-01-09" OBS_VALUE="147324.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2004-01-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-01-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-01-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-01-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-01-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-01-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2004-01-02" OBS_VALUE="147653.0" BBK_DIFF="-7.2"/>
      <bbk:Obs TIME_PERIOD="2004-01-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-12-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-12-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-12-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-12-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-12-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-12-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-12-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-12-24" OBS_VALUE="159101.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2003-12-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-12-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-12-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-12-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-12-19" OBS_VALUE="159613.0" BBK_DIFF="-0.7"/>
      <bbk:Obs TIME_PERIOD="2003-12-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-12-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-12-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-12-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-12-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-12-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-12-12" OBS_VALUE="160761.0" BBK_DIFF="-1.1"/>
      <bbk:Obs TIME_PERIOD="2003-12-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-12-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-12-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-12-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-12-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-12-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-12-05" OBS_VALUE="162570.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2003-12-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-12-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-12-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-12-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-11-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-11-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-11-28" OBS_VALUE="162838.0" BBK_DIFF="-0.8"/>
      <bbk:Obs TIME_PERIOD="2003-11-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-11-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-11-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-11-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-11-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-11-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-11-21" OBS_VALUE="164191.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2003-11-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-11-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-11-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-11-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-11-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-11-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-11-14" OBS_VALUE="163480.0" BBK_DIFF="-1.9"/>
      <bbk:Obs TIME_PERIOD="2003-11-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-11-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-11-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-11-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-11-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-11-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-11-07" OBS_VALUE="166657.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2003-11-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-11-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-11-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-11-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-11-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-11-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-10-31" OBS_VALUE="167526.0" BBK_DIFF="1.0"/>
      <bbk:Obs TIME_PERIOD="2003-10-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-10-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-10-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-10-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-10-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-10-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-10-24" OBS_VALUE="165821.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2003-10-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-10-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-10-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-10-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-10-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-10-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-10-17" OBS_VALUE="166010.0" BBK_DIFF="-1.6"/>
      <bbk:Obs TIME_PERIOD="2003-10-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-10-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-10-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-10-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-10-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-10-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-10-10" OBS_VALUE="168631.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2003-10-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-10-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-10-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-10-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-10-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-10-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-10-03" OBS_VALUE="168765.0" BBK_DIFF="-0.8"/>
      <bbk:Obs TIME_PERIOD="2003-10-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-10-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-09-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-09-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-09-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-09-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-09-26" OBS_VALUE="170124.0" BBK_DIFF="1.8"/>
      <bbk:Obs TIME_PERIOD="2003-09-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-09-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-09-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-09-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-09-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-09-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-09-19" OBS_VALUE="167078.0" BBK_DIFF="-1.8"/>
      <bbk:Obs TIME_PERIOD="2003-09-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-09-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-09-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-09-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-09-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-09-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-09-12" OBS_VALUE="170060.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2003-09-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-09-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-09-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-09-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-09-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-09-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-09-05" OBS_VALUE="169505.0" BBK_DIFF="-1.2"/>
      <bbk:Obs TIME_PERIOD="2003-09-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-09-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-09-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-09-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-08-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-08-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-08-29" OBS_VALUE="171543.0" BBK_DIFF="0.7"/>
      <bbk:Obs TIME_PERIOD="2003-08-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-08-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-08-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-08-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-08-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-08-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-08-22" OBS_VALUE="170300.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2003-08-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-08-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-08-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-08-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-08-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-08-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-08-15" OBS_VALUE="171059.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2003-08-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-08-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-08-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-08-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-08-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-08-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-08-08" OBS_VALUE="171316.0" BBK_DIFF="-0.7"/>
      <bbk:Obs TIME_PERIOD="2003-08-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-08-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-08-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-08-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-08-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-08-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-08-01" OBS_VALUE="172453.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2003-07-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-07-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-07-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-07-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-07-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-07-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-07-25" OBS_VALUE="172593.0" BBK_DIFF="-0.8"/>
      <bbk:Obs TIME_PERIOD="2003-07-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-07-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-07-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-07-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-07-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-07-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-07-18" OBS_VALUE="173931.0" BBK_DIFF="-1.7"/>
      <bbk:Obs TIME_PERIOD="2003-07-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-07-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-07-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-07-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-07-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-07-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-07-11" OBS_VALUE="177006.0" BBK_DIFF="1.1"/>
      <bbk:Obs TIME_PERIOD="2003-07-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-07-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-07-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-07-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-07-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-07-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-07-04" OBS_VALUE="175007.0" BBK_DIFF="-3.1"/>
      <bbk:Obs TIME_PERIOD="2003-07-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-07-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-07-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-06-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-06-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-06-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-06-27" OBS_VALUE="180683.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2003-06-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-06-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-06-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-06-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-06-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-06-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-06-20" OBS_VALUE="179730.0" BBK_DIFF="-2.0"/>
      <bbk:Obs TIME_PERIOD="2003-06-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-06-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-06-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-06-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-06-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-06-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-06-13" OBS_VALUE="183348.0" BBK_DIFF="0.7"/>
      <bbk:Obs TIME_PERIOD="2003-06-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-06-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-06-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-06-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-06-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-06-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-06-06" OBS_VALUE="182108.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2003-06-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-06-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-06-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-06-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-06-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-05-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-05-30" OBS_VALUE="182677.0" BBK_DIFF="-1.1"/>
      <bbk:Obs TIME_PERIOD="2003-05-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-05-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-05-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-05-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-05-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-05-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-05-23" OBS_VALUE="184690.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2003-05-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-05-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-05-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-05-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-05-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-05-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-05-16" OBS_VALUE="183503.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2003-05-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-05-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-05-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-05-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-05-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-05-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-05-09" OBS_VALUE="182838.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2003-05-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-05-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-05-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-05-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-05-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-05-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-05-02" OBS_VALUE="183208.0" BBK_DIFF="-0.7"/>
      <bbk:Obs TIME_PERIOD="2003-05-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-04-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-04-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-04-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-04-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-04-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-04-25" OBS_VALUE="184549.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2003-04-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-04-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-04-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-04-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-04-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-04-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-04-18" OBS_VALUE="185038.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2003-04-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-04-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-04-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-04-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-04-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-04-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-04-11" OBS_VALUE="185176.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2003-04-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-04-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-04-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-04-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-04-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-04-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-04-04" OBS_VALUE="186053.0" BBK_DIFF="-3.4"/>
      <bbk:Obs TIME_PERIOD="2003-04-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-04-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-04-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-03-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-03-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-03-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-03-28" OBS_VALUE="192694.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2003-03-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-03-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-03-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-03-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-03-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-03-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-03-21" OBS_VALUE="192376.0" BBK_DIFF="-1.8"/>
      <bbk:Obs TIME_PERIOD="2003-03-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-03-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-03-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-03-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-03-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-03-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-03-14" OBS_VALUE="195868.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2003-03-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-03-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-03-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-03-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-03-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-03-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-03-07" OBS_VALUE="196893.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2003-03-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-03-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-03-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-03-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-03-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-03-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-02-28" OBS_VALUE="197168.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2003-02-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-02-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-02-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-02-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-02-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-02-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-02-21" OBS_VALUE="196795.0" BBK_DIFF="-0.9"/>
      <bbk:Obs TIME_PERIOD="2003-02-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-02-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-02-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-02-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-02-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-02-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-02-14" OBS_VALUE="198622.0" BBK_DIFF="-0.8"/>
      <bbk:Obs TIME_PERIOD="2003-02-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-02-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-02-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-02-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-02-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-02-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-02-07" OBS_VALUE="200293.0" BBK_DIFF="-0.9"/>
      <bbk:Obs TIME_PERIOD="2003-02-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-02-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-02-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-02-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-02-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-02-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-01-31" OBS_VALUE="202179.0" BBK_DIFF="0.8"/>
      <bbk:Obs TIME_PERIOD="2003-01-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-01-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-01-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-01-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-01-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-01-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-01-24" OBS_VALUE="200578.0" BBK_DIFF="-1.8"/>
      <bbk:Obs TIME_PERIOD="2003-01-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-01-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-01-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-01-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-01-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-01-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-01-17" OBS_VALUE="204171.0" BBK_DIFF="-0.8"/>
      <bbk:Obs TIME_PERIOD="2003-01-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-01-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-01-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-01-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-01-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-01-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-01-10" OBS_VALUE="205740.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2003-01-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-01-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-01-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-01-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-01-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-01-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-01-03" OBS_VALUE="205453.0" BBK_DIFF="-4.9"/>
      <bbk:Obs TIME_PERIOD="2003-01-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2003-01-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-12-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-12-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-12-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-12-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-12-27" OBS_VALUE="216107.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2002-12-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-12-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-12-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-12-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-12-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-12-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-12-20" OBS_VALUE="216637.0" BBK_DIFF="-1.0"/>
      <bbk:Obs TIME_PERIOD="2002-12-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-12-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-12-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-12-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-12-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-12-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-12-13" OBS_VALUE="218805.0" BBK_DIFF="1.1"/>
      <bbk:Obs TIME_PERIOD="2002-12-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-12-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-12-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-12-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-12-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-12-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-12-06" OBS_VALUE="216393.0" BBK_DIFF="1.3"/>
      <bbk:Obs TIME_PERIOD="2002-12-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-12-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-12-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-12-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-12-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-11-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-11-29" OBS_VALUE="213563.0" BBK_DIFF="-0.6"/>
      <bbk:Obs TIME_PERIOD="2002-11-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-11-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-11-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-11-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-11-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-11-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-11-22" OBS_VALUE="214870.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2002-11-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-11-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-11-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-11-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-11-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-11-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-11-15" OBS_VALUE="214869.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2002-11-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-11-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-11-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-11-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-11-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-11-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-11-08" OBS_VALUE="214341.0" BBK_DIFF="0.8"/>
      <bbk:Obs TIME_PERIOD="2002-11-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-11-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-11-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-11-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-11-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-11-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-11-01" OBS_VALUE="212574.0" BBK_DIFF="-0.7"/>
      <bbk:Obs TIME_PERIOD="2002-10-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-10-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-10-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-10-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-10-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-10-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-10-25" OBS_VALUE="214150.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2002-10-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-10-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-10-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-10-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-10-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-10-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-10-18" OBS_VALUE="213910.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2002-10-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-10-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-10-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-10-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-10-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-10-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-10-11" OBS_VALUE="214614.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2002-10-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-10-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-10-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-10-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-10-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-10-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-10-04" OBS_VALUE="215721.0" BBK_DIFF="2.7"/>
      <bbk:Obs TIME_PERIOD="2002-10-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-10-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-10-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-09-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-09-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-09-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-09-27" OBS_VALUE="210138.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2002-09-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-09-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-09-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-09-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-09-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-09-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-09-20" OBS_VALUE="210556.0" BBK_DIFF="0.7"/>
      <bbk:Obs TIME_PERIOD="2002-09-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-09-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-09-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-09-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-09-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-09-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-09-13" OBS_VALUE="208991.0" BBK_DIFF="0.9"/>
      <bbk:Obs TIME_PERIOD="2002-09-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-09-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-09-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-09-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-09-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-09-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-09-06" OBS_VALUE="207184.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2002-09-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-09-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-09-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-09-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-09-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-08-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-08-30" OBS_VALUE="206011.0" BBK_DIFF="-0.7"/>
      <bbk:Obs TIME_PERIOD="2002-08-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-08-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-08-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-08-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-08-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-08-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-08-23" OBS_VALUE="207551.0" BBK_DIFF="1.2"/>
      <bbk:Obs TIME_PERIOD="2002-08-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-08-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-08-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-08-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-08-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-08-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-08-16" OBS_VALUE="205033.0" BBK_DIFF="-1.1"/>
      <bbk:Obs TIME_PERIOD="2002-08-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-08-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-08-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-08-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-08-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-08-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-08-09" OBS_VALUE="207315.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2002-08-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-08-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-08-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-08-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-08-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-08-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-08-02" OBS_VALUE="207833.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2002-08-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-07-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-07-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-07-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-07-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-07-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-07-26" OBS_VALUE="208551.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2002-07-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-07-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-07-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-07-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-07-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-07-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-07-19" OBS_VALUE="207732.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="2002-07-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-07-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-07-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-07-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-07-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-07-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-07-12" OBS_VALUE="206870.0" BBK_DIFF="0.7"/>
      <bbk:Obs TIME_PERIOD="2002-07-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-07-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-07-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-07-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-07-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-07-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-07-05" OBS_VALUE="205381.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2002-07-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-07-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-07-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-07-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-06-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-06-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-06-28" OBS_VALUE="205321.0" BBK_DIFF="-10.2"/>
      <bbk:Obs TIME_PERIOD="2002-06-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-06-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-06-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-06-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-06-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-06-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-06-21" OBS_VALUE="228658.0" BBK_DIFF="-1.0"/>
      <bbk:Obs TIME_PERIOD="2002-06-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-06-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-06-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-06-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-06-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-06-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-06-14" OBS_VALUE="231050.0" BBK_DIFF="0.8"/>
      <bbk:Obs TIME_PERIOD="2002-06-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-06-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-06-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-06-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-06-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-06-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-06-07" OBS_VALUE="229261.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2002-06-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-06-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-06-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-06-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-06-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-06-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-05-31" OBS_VALUE="228497.0" BBK_DIFF="-0.8"/>
      <bbk:Obs TIME_PERIOD="2002-05-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-05-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-05-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-05-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-05-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-05-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-05-24" OBS_VALUE="230242.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2002-05-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-05-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-05-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-05-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-05-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-05-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-05-17" OBS_VALUE="231231.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2002-05-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-05-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-05-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-05-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-05-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-05-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-05-10" OBS_VALUE="230907.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2002-05-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-05-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-05-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-05-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-05-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-05-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-05-03" OBS_VALUE="229458.0" BBK_DIFF="-0.8"/>
      <bbk:Obs TIME_PERIOD="2002-05-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-05-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-04-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-04-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-04-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-04-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-04-26" OBS_VALUE="231362.0" BBK_DIFF="-1.5"/>
      <bbk:Obs TIME_PERIOD="2002-04-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-04-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-04-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-04-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-04-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-04-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-04-19" OBS_VALUE="234889.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2002-04-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-04-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-04-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-04-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-04-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-04-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-04-12" OBS_VALUE="234154.0" BBK_DIFF="-1.2"/>
      <bbk:Obs TIME_PERIOD="2002-04-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-04-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-04-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-04-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-04-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-04-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-04-05" OBS_VALUE="236907.0" BBK_DIFF="0.8"/>
      <bbk:Obs TIME_PERIOD="2002-04-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-04-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-04-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-04-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-03-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-03-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-03-29" OBS_VALUE="235095.0" BBK_DIFF="-0.8"/>
      <bbk:Obs TIME_PERIOD="2002-03-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-03-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-03-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-03-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-03-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-03-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-03-22" OBS_VALUE="236966.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2002-03-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-03-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-03-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-03-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-03-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-03-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-03-15" OBS_VALUE="237093.0" BBK_DIFF="0.7"/>
      <bbk:Obs TIME_PERIOD="2002-03-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-03-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-03-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-03-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-03-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-03-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-03-08" OBS_VALUE="235429.0" BBK_DIFF="0.8"/>
      <bbk:Obs TIME_PERIOD="2002-03-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-03-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-03-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-03-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-03-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-03-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-03-01" OBS_VALUE="233465.0" BBK_DIFF="-0.7"/>
      <bbk:Obs TIME_PERIOD="2002-02-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-02-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-02-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-02-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-02-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-02-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-02-22" OBS_VALUE="235154.0" BBK_DIFF="-0.8"/>
      <bbk:Obs TIME_PERIOD="2002-02-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-02-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-02-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-02-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-02-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-02-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-02-15" OBS_VALUE="236997.0" BBK_DIFF="0.7"/>
      <bbk:Obs TIME_PERIOD="2002-02-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-02-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-02-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-02-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-02-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-02-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-02-08" OBS_VALUE="235393.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2002-02-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-02-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-02-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-02-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-02-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-02-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-02-01" OBS_VALUE="235772.0" BBK_DIFF="-0.7"/>
      <bbk:Obs TIME_PERIOD="2002-01-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-01-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-01-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-01-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-01-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-01-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-01-25" OBS_VALUE="237492.0" BBK_DIFF="-0.6"/>
      <bbk:Obs TIME_PERIOD="2002-01-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-01-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-01-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-01-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-01-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-01-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-01-18" OBS_VALUE="238837.0" BBK_DIFF="2.0"/>
      <bbk:Obs TIME_PERIOD="2002-01-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-01-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-01-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-01-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-01-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-01-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-01-11" OBS_VALUE="234141.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2002-01-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-01-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-01-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-01-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-01-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-01-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-01-04" OBS_VALUE="233790.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2002-01-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-01-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2002-01-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-12-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-12-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-12-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-12-28" OBS_VALUE="232602.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2001-12-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-12-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-12-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-12-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-12-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-12-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-12-21" OBS_VALUE="232104.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2001-12-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-12-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-12-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-12-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-12-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-12-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-12-14" OBS_VALUE="232490.0" BBK_DIFF="-0.8"/>
      <bbk:Obs TIME_PERIOD="2001-12-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-12-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-12-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-12-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-12-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-12-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-12-07" OBS_VALUE="234398.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2001-12-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-12-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-12-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-12-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-12-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-12-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-11-30" OBS_VALUE="233218.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2001-11-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-11-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-11-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-11-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-11-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-11-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-11-23" OBS_VALUE="233951.0" BBK_DIFF="1.0"/>
      <bbk:Obs TIME_PERIOD="2001-11-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-11-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-11-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-11-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-11-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-11-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-11-16" OBS_VALUE="231546.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2001-11-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-11-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-11-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-11-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-11-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-11-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-11-09" OBS_VALUE="231133.0" BBK_DIFF="-0.7"/>
      <bbk:Obs TIME_PERIOD="2001-11-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-11-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-11-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-11-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-11-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-11-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-11-02" OBS_VALUE="232877.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2001-11-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-10-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-10-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-10-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-10-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-10-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-10-26" OBS_VALUE="233465.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2001-10-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-10-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-10-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-10-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-10-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-10-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-10-19" OBS_VALUE="232797.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2001-10-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-10-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-10-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-10-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-10-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-10-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-10-12" OBS_VALUE="231630.0" BBK_DIFF="1.4"/>
      <bbk:Obs TIME_PERIOD="2001-10-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-10-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-10-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-10-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-10-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-10-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-10-05" OBS_VALUE="228368.0" BBK_DIFF="-0.7"/>
      <bbk:Obs TIME_PERIOD="2001-10-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-10-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-10-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-10-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-09-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-09-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-09-28" OBS_VALUE="229926.0" BBK_DIFF="-4.6"/>
      <bbk:Obs TIME_PERIOD="2001-09-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-09-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-09-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-09-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-09-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-09-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-09-21" OBS_VALUE="240977.0" BBK_DIFF="-0.6"/>
      <bbk:Obs TIME_PERIOD="2001-09-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-09-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-09-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-09-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-09-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-09-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-09-14" OBS_VALUE="242490.0" BBK_DIFF="-0.8"/>
      <bbk:Obs TIME_PERIOD="2001-09-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-09-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-09-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-09-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-09-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-09-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-09-07" OBS_VALUE="244457.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2001-09-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-09-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-09-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-09-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-09-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-09-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-08-31" OBS_VALUE="245590.0" BBK_DIFF="-0.9"/>
      <bbk:Obs TIME_PERIOD="2001-08-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-08-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-08-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-08-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-08-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-08-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-08-24" OBS_VALUE="247717.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2001-08-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-08-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-08-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-08-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-08-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-08-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-08-17" OBS_VALUE="247793.0" BBK_DIFF="0.7"/>
      <bbk:Obs TIME_PERIOD="2001-08-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-08-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-08-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-08-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-08-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-08-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-08-10" OBS_VALUE="246109.0" BBK_DIFF="-0.8"/>
      <bbk:Obs TIME_PERIOD="2001-08-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-08-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-08-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-08-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-08-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-08-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-08-03" OBS_VALUE="248162.0" BBK_DIFF="-0.7"/>
      <bbk:Obs TIME_PERIOD="2001-08-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-08-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-07-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-07-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-07-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-07-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-07-27" OBS_VALUE="249822.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2001-07-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-07-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-07-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-07-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-07-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-07-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-07-20" OBS_VALUE="250731.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2001-07-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-07-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-07-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-07-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-07-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-07-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-07-13" OBS_VALUE="250833.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2001-07-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-07-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-07-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-07-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-07-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-07-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-07-06" OBS_VALUE="250783.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2001-07-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-07-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-07-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-07-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-07-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-06-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-06-29" OBS_VALUE="249351.0" BBK_DIFF="2.8"/>
      <bbk:Obs TIME_PERIOD="2001-06-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-06-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-06-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-06-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-06-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-06-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-06-22" OBS_VALUE="242462.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2001-06-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-06-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-06-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-06-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-06-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-06-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-06-15" OBS_VALUE="241097.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2001-06-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-06-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-06-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-06-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-06-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-06-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-06-08" OBS_VALUE="240906.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2001-06-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-06-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-06-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-06-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-06-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-06-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-06-01" OBS_VALUE="241025.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2001-05-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-05-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-05-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-05-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-05-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-05-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-05-25" OBS_VALUE="239592.0" BBK_DIFF="-1.0"/>
      <bbk:Obs TIME_PERIOD="2001-05-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-05-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-05-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-05-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-05-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-05-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-05-18" OBS_VALUE="242041.0" BBK_DIFF="1.2"/>
      <bbk:Obs TIME_PERIOD="2001-05-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-05-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-05-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-05-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-05-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-05-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-05-11" OBS_VALUE="239065.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2001-05-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-05-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-05-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-05-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-05-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-05-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-05-04" OBS_VALUE="238876.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2001-05-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-05-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-05-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-04-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-04-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-04-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-04-27" OBS_VALUE="239181.0" BBK_DIFF="-0.7"/>
      <bbk:Obs TIME_PERIOD="2001-04-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-04-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-04-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-04-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-04-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-04-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-04-20" OBS_VALUE="240841.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2001-04-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-04-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-04-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-04-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-04-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-04-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-04-13" OBS_VALUE="241822.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2001-04-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-04-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-04-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-04-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-04-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-04-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-04-06" OBS_VALUE="241556.0" BBK_DIFF="-1.1"/>
      <bbk:Obs TIME_PERIOD="2001-04-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-04-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-04-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-04-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-04-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-03-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-03-30" OBS_VALUE="244132.0" BBK_DIFF="6.5"/>
      <bbk:Obs TIME_PERIOD="2001-03-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-03-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-03-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-03-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-03-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-03-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-03-23" OBS_VALUE="229182.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2001-03-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-03-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-03-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-03-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-03-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-03-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-03-16" OBS_VALUE="230349.0" BBK_DIFF="-1.2"/>
      <bbk:Obs TIME_PERIOD="2001-03-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-03-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-03-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-03-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-03-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-03-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-03-09" OBS_VALUE="233255.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2001-03-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-03-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-03-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-03-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-03-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-03-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-03-02" OBS_VALUE="233783.0" BBK_DIFF="-1.1"/>
      <bbk:Obs TIME_PERIOD="2001-03-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-02-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-02-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-02-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-02-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-02-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-02-23" OBS_VALUE="236487.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2001-02-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-02-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-02-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-02-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-02-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-02-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-02-16" OBS_VALUE="236441.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2001-02-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-02-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-02-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-02-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-02-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-02-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-02-09" OBS_VALUE="236654.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2001-02-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-02-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-02-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-02-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-02-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-02-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-02-02" OBS_VALUE="236220.0" BBK_DIFF="-1.0"/>
      <bbk:Obs TIME_PERIOD="2001-02-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-01-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-01-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-01-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-01-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-01-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-01-26" OBS_VALUE="238578.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2001-01-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-01-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-01-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-01-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-01-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-01-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-01-19" OBS_VALUE="239456.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2001-01-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-01-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-01-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-01-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-01-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-01-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-01-12" OBS_VALUE="238951.0" BBK_DIFF="-0.7"/>
      <bbk:Obs TIME_PERIOD="2001-01-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-01-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-01-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-01-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-01-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-01-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-01-05" OBS_VALUE="240564.0" BBK_DIFF="3.7"/>
      <bbk:Obs TIME_PERIOD="2001-01-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-01-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-01-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2001-01-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-12-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-12-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-12-29" OBS_VALUE="231961.0" BBK_DIFF="-5.9"/>
      <bbk:Obs TIME_PERIOD="2000-12-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-12-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-12-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-12-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-12-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-12-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-12-22" OBS_VALUE="246382.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2000-12-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-12-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-12-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-12-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-12-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-12-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-12-15" OBS_VALUE="246040.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2000-12-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-12-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-12-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-12-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-12-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-12-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-12-08" OBS_VALUE="246702.0" BBK_DIFF="0.7"/>
      <bbk:Obs TIME_PERIOD="2000-12-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-12-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-12-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-12-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-12-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-12-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-12-01" OBS_VALUE="245058.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2000-11-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-11-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-11-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-11-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-11-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-11-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-11-24" OBS_VALUE="245082.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2000-11-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-11-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-11-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-11-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-11-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-11-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-11-17" OBS_VALUE="245661.0" BBK_DIFF="-1.5"/>
      <bbk:Obs TIME_PERIOD="2000-11-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-11-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-11-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-11-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-11-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-11-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-11-10" OBS_VALUE="249498.0" BBK_DIFF="-1.8"/>
      <bbk:Obs TIME_PERIOD="2000-11-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-11-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-11-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-11-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-11-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-11-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-11-03" OBS_VALUE="254101.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2000-11-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-11-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-10-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-10-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-10-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-10-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-10-27" OBS_VALUE="255155.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2000-10-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-10-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-10-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-10-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-10-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-10-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-10-20" OBS_VALUE="255959.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2000-10-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-10-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-10-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-10-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-10-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-10-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-10-13" OBS_VALUE="255910.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2000-10-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-10-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-10-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-10-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-10-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-10-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-10-06" OBS_VALUE="255898.0" BBK_DIFF="0.7"/>
      <bbk:Obs TIME_PERIOD="2000-10-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-10-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-10-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-10-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-10-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-09-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-09-29" OBS_VALUE="254176.0" BBK_DIFF="7.3"/>
      <bbk:Obs TIME_PERIOD="2000-09-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-09-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-09-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-09-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-09-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-09-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-09-22" OBS_VALUE="236906.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="2000-09-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-09-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-09-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-09-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-09-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-09-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-09-15" OBS_VALUE="238142.0" BBK_DIFF="-0.6"/>
      <bbk:Obs TIME_PERIOD="2000-09-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-09-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-09-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-09-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-09-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-09-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-09-08" OBS_VALUE="239535.0" BBK_DIFF="0.7"/>
      <bbk:Obs TIME_PERIOD="2000-09-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-09-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-09-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-09-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-09-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-09-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-09-01" OBS_VALUE="237870.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2000-08-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-08-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-08-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-08-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-08-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-08-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-08-25" OBS_VALUE="237391.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2000-08-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-08-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-08-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-08-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-08-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-08-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-08-18" OBS_VALUE="238060.0" BBK_DIFF="0.7"/>
      <bbk:Obs TIME_PERIOD="2000-08-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-08-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-08-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-08-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-08-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-08-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-08-11" OBS_VALUE="236329.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2000-08-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-08-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-08-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-08-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-08-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-08-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-08-04" OBS_VALUE="237208.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2000-08-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-08-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-08-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-07-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-07-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-07-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-07-28" OBS_VALUE="237871.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2000-07-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-07-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-07-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-07-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-07-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-07-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-07-21" OBS_VALUE="236613.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2000-07-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-07-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-07-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-07-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-07-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-07-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-07-14" OBS_VALUE="235090.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2000-07-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-07-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-07-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-07-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-07-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-07-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-07-07" OBS_VALUE="235792.0" BBK_DIFF="-0.7"/>
      <bbk:Obs TIME_PERIOD="2000-07-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-07-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-07-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-07-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-07-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-07-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-06-30" OBS_VALUE="237423.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2000-06-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-06-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-06-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-06-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-06-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-06-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-06-23" OBS_VALUE="236668.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2000-06-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-06-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-06-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-06-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-06-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-06-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-06-16" OBS_VALUE="237301.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2000-06-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-06-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-06-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-06-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-06-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-06-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-06-09" OBS_VALUE="237898.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2000-06-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-06-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-06-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-06-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-06-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-06-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-06-02" OBS_VALUE="238497.0" BBK_DIFF="-0.9"/>
      <bbk:Obs TIME_PERIOD="2000-06-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-05-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-05-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-05-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-05-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-05-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-05-26" OBS_VALUE="240556.0" BBK_DIFF="-1.2"/>
      <bbk:Obs TIME_PERIOD="2000-05-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-05-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-05-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-05-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-05-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-05-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-05-19" OBS_VALUE="243505.0" BBK_DIFF="2.7"/>
      <bbk:Obs TIME_PERIOD="2000-05-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-05-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-05-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-05-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-05-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-05-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-05-12" OBS_VALUE="237045.0" BBK_DIFF="-0.9"/>
      <bbk:Obs TIME_PERIOD="2000-05-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-05-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-05-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-05-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-05-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-05-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-05-05" OBS_VALUE="239201.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="2000-05-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-05-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-05-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-05-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-04-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-04-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-04-28" OBS_VALUE="239993.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="2000-04-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-04-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-04-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-04-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-04-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-04-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-04-21" OBS_VALUE="239909.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2000-04-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-04-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-04-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-04-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-04-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-04-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-04-14" OBS_VALUE="240385.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2000-04-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-04-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-04-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-04-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-04-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-04-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-04-07" OBS_VALUE="238949.0" BBK_DIFF="0.9"/>
      <bbk:Obs TIME_PERIOD="2000-04-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-04-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-04-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-04-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-04-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-04-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-03-31" OBS_VALUE="236885.0" BBK_DIFF="4.6"/>
      <bbk:Obs TIME_PERIOD="2000-03-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-03-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-03-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-03-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-03-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-03-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-03-24" OBS_VALUE="226380.0" BBK_DIFF="-0.7"/>
      <bbk:Obs TIME_PERIOD="2000-03-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-03-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-03-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-03-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-03-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-03-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-03-17" OBS_VALUE="227878.0" BBK_DIFF="0.9"/>
      <bbk:Obs TIME_PERIOD="2000-03-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-03-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-03-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-03-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-03-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-03-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-03-10" OBS_VALUE="225930.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="2000-03-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-03-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-03-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-03-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-03-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-03-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-03-03" OBS_VALUE="225466.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2000-03-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-03-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-02-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-02-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-02-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-02-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-02-25" OBS_VALUE="226448.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="2000-02-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-02-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-02-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-02-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-02-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-02-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-02-18" OBS_VALUE="227338.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="2000-02-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-02-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-02-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-02-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-02-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-02-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-02-11" OBS_VALUE="227901.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2000-02-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-02-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-02-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-02-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-02-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-02-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-02-04" OBS_VALUE="228164.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="2000-02-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-02-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-02-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-01-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-01-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-01-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-01-28" OBS_VALUE="226841.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="2000-01-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-01-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-01-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-01-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-01-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-01-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-01-21" OBS_VALUE="227066.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="2000-01-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-01-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-01-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-01-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-01-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-01-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-01-14" OBS_VALUE="225949.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="2000-01-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-01-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-01-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-01-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-01-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-01-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-01-07" OBS_VALUE="225266.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="2000-01-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-01-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-01-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-01-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-01-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="2000-01-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-12-31" OBS_VALUE="225038.0" BBK_DIFF="5.1"/>
      <bbk:Obs TIME_PERIOD="1999-12-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-12-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-12-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-12-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-12-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-12-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-12-24" OBS_VALUE="214140.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="1999-12-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-12-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-12-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-12-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-12-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-12-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-12-17" OBS_VALUE="213526.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="1999-12-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-12-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-12-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-12-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-12-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-12-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-12-10" OBS_VALUE="212241.0" BBK_DIFF="0.5"/>
      <bbk:Obs TIME_PERIOD="1999-12-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-12-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-12-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-12-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-12-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-12-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-12-03" OBS_VALUE="211252.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="1999-12-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-12-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-11-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-11-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-11-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-11-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-11-26" OBS_VALUE="211745.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="1999-11-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-11-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-11-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-11-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-11-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-11-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-11-19" OBS_VALUE="212521.0" BBK_DIFF="0.8"/>
      <bbk:Obs TIME_PERIOD="1999-11-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-11-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-11-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-11-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-11-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-11-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-11-12" OBS_VALUE="210841.0" BBK_DIFF="-0.8"/>
      <bbk:Obs TIME_PERIOD="1999-11-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-11-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-11-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-11-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-11-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-11-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-11-05" OBS_VALUE="212471.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="1999-11-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-11-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-11-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-11-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-10-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-10-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-10-29" OBS_VALUE="212141.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="1999-10-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-10-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-10-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-10-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-10-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-10-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-10-22" OBS_VALUE="212671.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="1999-10-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-10-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-10-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-10-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-10-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-10-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-10-15" OBS_VALUE="212056.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="1999-10-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-10-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-10-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-10-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-10-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-10-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-10-08" OBS_VALUE="211952.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="1999-10-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-10-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-10-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-10-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-10-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-10-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-10-01" OBS_VALUE="212032.0" BBK_DIFF="-2.9"/>
      <bbk:Obs TIME_PERIOD="1999-09-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-09-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-09-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-09-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-09-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-09-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-09-24" OBS_VALUE="218313.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="1999-09-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-09-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-09-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-09-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-09-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-09-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-09-17" OBS_VALUE="218136.0" BBK_DIFF="0.7"/>
      <bbk:Obs TIME_PERIOD="1999-09-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-09-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-09-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-09-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-09-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-09-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-09-10" OBS_VALUE="216537.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="1999-09-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-09-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-09-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-09-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-09-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-09-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-09-03" OBS_VALUE="217043.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="1999-09-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-09-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-08-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-08-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-08-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-08-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-08-27" OBS_VALUE="216653.0" BBK_DIFF="-0.3"/>
      <bbk:Obs TIME_PERIOD="1999-08-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-08-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-08-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-08-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-08-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-08-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-08-20" OBS_VALUE="217254.0" BBK_DIFF="0.3"/>
      <bbk:Obs TIME_PERIOD="1999-08-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-08-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-08-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-08-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-08-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-08-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-08-13" OBS_VALUE="216512.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="1999-08-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-08-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-08-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-08-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-08-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-08-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-08-06" OBS_VALUE="216834.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="1999-08-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-08-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-08-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-08-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-08-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-07-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-07-30" OBS_VALUE="216374.0" BBK_DIFF="-0.6"/>
      <bbk:Obs TIME_PERIOD="1999-07-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-07-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-07-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-07-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-07-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-07-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-07-23" OBS_VALUE="217728.0" BBK_DIFF="0.7"/>
      <bbk:Obs TIME_PERIOD="1999-07-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-07-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-07-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-07-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-07-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-07-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-07-16" OBS_VALUE="216310.0" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="1999-07-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-07-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-07-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-07-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-07-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-07-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-07-09" OBS_VALUE="215079.0" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="1999-07-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-07-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-07-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-07-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-07-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-07-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-07-02" OBS_VALUE="214791.0" BBK_DIFF="2.7"/>
      <bbk:Obs TIME_PERIOD="1999-07-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-06-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-06-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-06-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-06-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-06-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-06-25" OBS_VALUE="209143.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="1999-06-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-06-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-06-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-06-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-06-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-06-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-06-18" OBS_VALUE="208651.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="1999-06-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-06-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-06-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-06-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-06-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-06-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-06-11" OBS_VALUE="208779.0" BBK_DIFF="1.0"/>
      <bbk:Obs TIME_PERIOD="1999-06-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-06-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-06-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-06-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-06-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-06-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-06-04" OBS_VALUE="206626.0" BBK_DIFF="-0.7"/>
      <bbk:Obs TIME_PERIOD="1999-06-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-06-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-06-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-05-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-05-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-05-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-05-28" OBS_VALUE="208062.0" BBK_DIFF="-1.5"/>
      <bbk:Obs TIME_PERIOD="1999-05-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-05-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-05-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-05-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-05-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-05-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-05-21" OBS_VALUE="211201.0" BBK_DIFF="1.1"/>
      <bbk:Obs TIME_PERIOD="1999-05-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-05-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-05-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-05-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-05-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-05-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-05-14" OBS_VALUE="208824.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="1999-05-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-05-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-05-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-05-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-05-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-05-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-05-07" OBS_VALUE="209799.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="1999-05-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-05-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-05-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-05-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-05-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-05-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-04-30" OBS_VALUE="210754.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="1999-04-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-04-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-04-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-04-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-04-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-04-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-04-23" OBS_VALUE="210654.0" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="1999-04-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-04-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-04-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-04-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-04-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-04-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-04-16" OBS_VALUE="210981.0" BBK_DIFF="-0.9"/>
      <bbk:Obs TIME_PERIOD="1999-04-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-04-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-04-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-04-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-04-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-04-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-04-09" OBS_VALUE="212836.0" BBK_DIFF="-0.9"/>
      <bbk:Obs TIME_PERIOD="1999-04-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-04-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-04-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-04-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-04-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-04-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-04-02" OBS_VALUE="214750.0" BBK_DIFF="6.3"/>
      <bbk:Obs TIME_PERIOD="1999-04-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-03-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-03-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-03-29" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-03-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-03-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-03-26" OBS_VALUE="201987.0" BBK_DIFF="0.2"/>
      <bbk:Obs TIME_PERIOD="1999-03-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-03-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-03-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-03-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-03-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-03-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-03-19" OBS_VALUE="201621.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="1999-03-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-03-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-03-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-03-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-03-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-03-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-03-12" OBS_VALUE="200853.0" BBK_DIFF="-0.5"/>
      <bbk:Obs TIME_PERIOD="1999-03-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-03-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-03-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-03-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-03-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-03-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-03-05" OBS_VALUE="201876.0" BBK_DIFF="-0.4"/>
      <bbk:Obs TIME_PERIOD="1999-03-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-03-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-03-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-03-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-02-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-02-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-02-26" OBS_VALUE="202760.0" BBK_DIFF="-1.2"/>
      <bbk:Obs TIME_PERIOD="1999-02-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-02-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-02-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-02-22" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-02-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-02-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-02-19" OBS_VALUE="205224.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="1999-02-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-02-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-02-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-02-15" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-02-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-02-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-02-12" OBS_VALUE="204447.0" BBK_DIFF="-0.1"/>
      <bbk:Obs TIME_PERIOD="1999-02-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-02-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-02-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-02-08" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-02-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-02-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-02-05" OBS_VALUE="204734.0" BBK_DIFF="0.4"/>
      <bbk:Obs TIME_PERIOD="1999-02-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-02-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-02-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-02-01" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-01-31" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-01-30" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-01-29" OBS_VALUE="203914.0" BBK_DIFF="-1.1"/>
      <bbk:Obs TIME_PERIOD="1999-01-28" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-01-27" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-01-26" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-01-25" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-01-24" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-01-23" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-01-22" OBS_VALUE="206267.0" BBK_DIFF="0.0"/>
      <bbk:Obs TIME_PERIOD="1999-01-21" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-01-20" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-01-19" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-01-18" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-01-17" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-01-16" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-01-15" OBS_VALUE="206218.0" BBK_DIFF="0.7"/>
      <bbk:Obs TIME_PERIOD="1999-01-14" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-01-13" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-01-12" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-01-11" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-01-10" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-01-09" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-01-08" OBS_VALUE="204766.0" BBK_DIFF="2.0"/>
      <bbk:Obs TIME_PERIOD="1999-01-07" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-01-06" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-01-05" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-01-04" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-01-03" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-01-02" BBK_OBS_STATUS="K"/>
      <bbk:Obs TIME_PERIOD="1999-01-01" OBS_VALUE="200841.0"/>
    </bbk:Series>
  </bbk:DataSet>
</CompactData>
