<?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>BBFBOPV_M_N_DE_W1_S1_S1_T_C_D4Q_D_FL__Z_EUR__T__X_N_ALL</ID>
    <Test>false</Test>
    <Truncated>false</Truncated>
    <Prepared>2026-05-02T03:05:37</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_ES_BOP">
    <bbk:Series FREQ="M" BBK_ID="BBFBOPV.M.N.DE.W1.S1.S1.T.C.D4Q.D.FL._Z.EUR._T._X.N.ALL" DECIMALS="3" UNIT="Euro" UNIT_MULT="6" BBK_TITLE="Leistungsbilanz / Primäreinkommen / Vermögenseinkommen / Direktinvestitionen / Zinsen für Kredite / Einnahmen / Alle Länder" BBK_TITLE_ENG="Current account / Primary income / Investment income / Direct investment / Interest on loans / Receipts / Rest of the world">
      <bbk:Obs TIME_PERIOD="2026-02" OBS_VALUE="1168.486" BBK_DIFF="-0.3" BBK_DIFF_Y="-4.1"/>
      <bbk:Obs TIME_PERIOD="2026-01" OBS_VALUE="1172.308" BBK_DIFF="-0.9" BBK_DIFF_Y="-5.2"/>
      <bbk:Obs TIME_PERIOD="2025-12" OBS_VALUE="1182.877" BBK_DIFF="1.0" BBK_DIFF_Y="-1.5"/>
      <bbk:Obs TIME_PERIOD="2025-11" OBS_VALUE="1171.54" BBK_DIFF="0.7" BBK_DIFF_Y="-4.6"/>
      <bbk:Obs TIME_PERIOD="2025-10" OBS_VALUE="1162.916" BBK_DIFF="0.6" BBK_DIFF_Y="-6.9"/>
      <bbk:Obs TIME_PERIOD="2025-09" OBS_VALUE="1155.949" BBK_DIFF="1.3" BBK_DIFF_Y="-9.1"/>
      <bbk:Obs TIME_PERIOD="2025-08" OBS_VALUE="1141.48" BBK_DIFF="0.7" BBK_DIFF_Y="-13.5"/>
      <bbk:Obs TIME_PERIOD="2025-07" OBS_VALUE="1133.43" BBK_DIFF="-0.1" BBK_DIFF_Y="-16.8"/>
      <bbk:Obs TIME_PERIOD="2025-06" OBS_VALUE="1134.727" BBK_DIFF="-0.3" BBK_DIFF_Y="-17.9"/>
      <bbk:Obs TIME_PERIOD="2025-05" OBS_VALUE="1137.587" BBK_DIFF="-1.6" BBK_DIFF_Y="-18.4"/>
      <bbk:Obs TIME_PERIOD="2025-04" OBS_VALUE="1155.562" BBK_DIFF="-5.0" BBK_DIFF_Y="-18.4"/>
      <bbk:Obs TIME_PERIOD="2025-03" OBS_VALUE="1216.413" BBK_DIFF="-0.2" BBK_DIFF_Y="-13.5"/>
      <bbk:Obs TIME_PERIOD="2025-02" OBS_VALUE="1218.374" BBK_DIFF="-1.5" BBK_DIFF_Y="-13.7"/>
      <bbk:Obs TIME_PERIOD="2025-01" OBS_VALUE="1236.611" BBK_DIFF="3.0" BBK_DIFF_Y="-13.2"/>
      <bbk:Obs TIME_PERIOD="2024-12" OBS_VALUE="1200.879" BBK_DIFF="-2.2" BBK_DIFF_Y="-14.1"/>
      <bbk:Obs TIME_PERIOD="2024-11" OBS_VALUE="1227.666" BBK_DIFF="-1.7" BBK_DIFF_Y="-11.0"/>
      <bbk:Obs TIME_PERIOD="2024-10" OBS_VALUE="1248.889" BBK_DIFF="-1.8" BBK_DIFF_Y="-9.9"/>
      <bbk:Obs TIME_PERIOD="2024-09" OBS_VALUE="1271.448" BBK_DIFF="-3.6" BBK_DIFF_Y="-7.3"/>
      <bbk:Obs TIME_PERIOD="2024-08" OBS_VALUE="1319.298" BBK_DIFF="-3.1" BBK_DIFF_Y="-1.7"/>
      <bbk:Obs TIME_PERIOD="2024-07" OBS_VALUE="1361.788" BBK_DIFF="-1.5" BBK_DIFF_Y="4.0"/>
      <bbk:Obs TIME_PERIOD="2024-06" OBS_VALUE="1382.094" BBK_DIFF="-0.9" BBK_DIFF_Y="6.6"/>
      <bbk:Obs TIME_PERIOD="2024-05" OBS_VALUE="1394.098" BBK_DIFF="-1.5" BBK_DIFF_Y="8.5"/>
      <bbk:Obs TIME_PERIOD="2024-04" OBS_VALUE="1415.269" BBK_DIFF="0.7" BBK_DIFF_Y="12.7"/>
      <bbk:Obs TIME_PERIOD="2024-03" OBS_VALUE="1405.633" BBK_DIFF="-0.5" BBK_DIFF_Y="14.7"/>
      <bbk:Obs TIME_PERIOD="2024-02" OBS_VALUE="1412.315" BBK_DIFF="-0.8" BBK_DIFF_Y="18.1"/>
      <bbk:Obs TIME_PERIOD="2024-01" OBS_VALUE="1424.063" BBK_DIFF="1.8" BBK_DIFF_Y="23.6"/>
      <bbk:Obs TIME_PERIOD="2023-12" OBS_VALUE="1398.533" BBK_DIFF="1.3" BBK_DIFF_Y="28.1"/>
      <bbk:Obs TIME_PERIOD="2023-11" OBS_VALUE="1380.089" BBK_DIFF="-0.5" BBK_DIFF_Y="29.5"/>
      <bbk:Obs TIME_PERIOD="2023-10" OBS_VALUE="1386.514" BBK_DIFF="1.1" BBK_DIFF_Y="37.5"/>
      <bbk:Obs TIME_PERIOD="2023-09" OBS_VALUE="1371.864" BBK_DIFF="2.2" BBK_DIFF_Y="45.3"/>
      <bbk:Obs TIME_PERIOD="2023-08" OBS_VALUE="1342.707" BBK_DIFF="2.5" BBK_DIFF_Y="49.4"/>
      <bbk:Obs TIME_PERIOD="2023-07" OBS_VALUE="1309.739" BBK_DIFF="1.0" BBK_DIFF_Y="54.9"/>
      <bbk:Obs TIME_PERIOD="2023-06" OBS_VALUE="1296.385" BBK_DIFF="0.9" BBK_DIFF_Y="63.9"/>
      <bbk:Obs TIME_PERIOD="2023-05" OBS_VALUE="1284.961" BBK_DIFF="2.3" BBK_DIFF_Y="74.1"/>
      <bbk:Obs TIME_PERIOD="2023-04" OBS_VALUE="1256.204" BBK_DIFF="2.5" BBK_DIFF_Y="80.2"/>
      <bbk:Obs TIME_PERIOD="2023-03" OBS_VALUE="1225.161" BBK_DIFF="2.5" BBK_DIFF_Y="84.1"/>
      <bbk:Obs TIME_PERIOD="2023-02" OBS_VALUE="1195.485" BBK_DIFF="3.8" BBK_DIFF_Y="88.8"/>
      <bbk:Obs TIME_PERIOD="2023-01" OBS_VALUE="1152.022" BBK_DIFF="5.5" BBK_DIFF_Y="92.5"/>
      <bbk:Obs TIME_PERIOD="2022-12" OBS_VALUE="1091.976" BBK_DIFF="2.4" BBK_DIFF_Y="94.4"/>
      <bbk:Obs TIME_PERIOD="2022-11" OBS_VALUE="1065.947" BBK_DIFF="5.7" BBK_DIFF_Y="97.8"/>
      <bbk:Obs TIME_PERIOD="2022-10" OBS_VALUE="1008.386" BBK_DIFF="6.8" BBK_DIFF_Y="91.7"/>
      <bbk:Obs TIME_PERIOD="2022-09" OBS_VALUE="943.851" BBK_DIFF="5.0" BBK_DIFF_Y="84.7"/>
      <bbk:Obs TIME_PERIOD="2022-08" OBS_VALUE="898.505" BBK_DIFF="6.3" BBK_DIFF_Y="79.5"/>
      <bbk:Obs TIME_PERIOD="2022-07" OBS_VALUE="845.41" BBK_DIFF="6.9" BBK_DIFF_Y="71.3"/>
      <bbk:Obs TIME_PERIOD="2022-06" OBS_VALUE="790.814" BBK_DIFF="7.1" BBK_DIFF_Y="62.3"/>
      <bbk:Obs TIME_PERIOD="2022-05" OBS_VALUE="738.075" BBK_DIFF="5.8" BBK_DIFF_Y="52.2"/>
      <bbk:Obs TIME_PERIOD="2022-04" OBS_VALUE="697.287" BBK_DIFF="4.8" BBK_DIFF_Y="43.9"/>
      <bbk:Obs TIME_PERIOD="2022-03" OBS_VALUE="665.666" BBK_DIFF="5.1" BBK_DIFF_Y="40.9"/>
      <bbk:Obs TIME_PERIOD="2022-02" OBS_VALUE="633.234" BBK_DIFF="5.8" BBK_DIFF_Y="34.5"/>
      <bbk:Obs TIME_PERIOD="2022-01" OBS_VALUE="598.389" BBK_DIFF="6.5" BBK_DIFF_Y="27.1"/>
      <bbk:Obs TIME_PERIOD="2021-12" OBS_VALUE="561.848" BBK_DIFF="4.2" BBK_DIFF_Y="21.6"/>
      <bbk:Obs TIME_PERIOD="2021-11" OBS_VALUE="539.033" BBK_DIFF="2.5" BBK_DIFF_Y="16.4"/>
      <bbk:Obs TIME_PERIOD="2021-10" OBS_VALUE="525.916" BBK_DIFF="2.9" BBK_DIFF_Y="14.0"/>
      <bbk:Obs TIME_PERIOD="2021-09" OBS_VALUE="510.958" BBK_DIFF="2.0" BBK_DIFF_Y="11.0"/>
      <bbk:Obs TIME_PERIOD="2021-08" OBS_VALUE="500.698" BBK_DIFF="1.5" BBK_DIFF_Y="8.2"/>
      <bbk:Obs TIME_PERIOD="2021-07" OBS_VALUE="493.521" BBK_DIFF="1.3" BBK_DIFF_Y="6.1"/>
      <bbk:Obs TIME_PERIOD="2021-06" OBS_VALUE="487.354" BBK_DIFF="0.5" BBK_DIFF_Y="3.1"/>
      <bbk:Obs TIME_PERIOD="2021-05" OBS_VALUE="484.978" BBK_DIFF="0.1" BBK_DIFF_Y="2.4"/>
      <bbk:Obs TIME_PERIOD="2021-04" OBS_VALUE="484.439" BBK_DIFF="2.6" BBK_DIFF_Y="0.1"/>
      <bbk:Obs TIME_PERIOD="2021-03" OBS_VALUE="472.313" BBK_DIFF="0.3" BBK_DIFF_Y="-3.4"/>
      <bbk:Obs TIME_PERIOD="2021-02" OBS_VALUE="470.851" BBK_DIFF="0.0" BBK_DIFF_Y="-4.8"/>
      <bbk:Obs TIME_PERIOD="2021-01" OBS_VALUE="470.867" BBK_DIFF="1.9" BBK_DIFF_Y="-6.2"/>
      <bbk:Obs TIME_PERIOD="2020-12" OBS_VALUE="461.892" BBK_DIFF="-0.2" BBK_DIFF_Y="-10.8"/>
      <bbk:Obs TIME_PERIOD="2020-11" OBS_VALUE="462.958" BBK_DIFF="0.4" BBK_DIFF_Y="-12.2"/>
      <bbk:Obs TIME_PERIOD="2020-10" OBS_VALUE="461.27" BBK_DIFF="0.2" BBK_DIFF_Y="-14.4"/>
      <bbk:Obs TIME_PERIOD="2020-09" OBS_VALUE="460.344" BBK_DIFF="-0.5" BBK_DIFF_Y="-16.1"/>
      <bbk:Obs TIME_PERIOD="2020-08" OBS_VALUE="462.602" BBK_DIFF="-0.6" BBK_DIFF_Y="-17.1"/>
      <bbk:Obs TIME_PERIOD="2020-07" OBS_VALUE="465.232" BBK_DIFF="-1.6" BBK_DIFF_Y="-18.9"/>
      <bbk:Obs TIME_PERIOD="2020-06" OBS_VALUE="472.837" BBK_DIFF="-0.2" BBK_DIFF_Y="-17.1"/>
      <bbk:Obs TIME_PERIOD="2020-05" OBS_VALUE="473.616" BBK_DIFF="-2.1" BBK_DIFF_Y="-17.8"/>
      <bbk:Obs TIME_PERIOD="2020-04" OBS_VALUE="483.881" BBK_DIFF="-1.0" BBK_DIFF_Y="-16.8"/>
      <bbk:Obs TIME_PERIOD="2020-03" OBS_VALUE="488.956" BBK_DIFF="-1.1" BBK_DIFF_Y="-16.0"/>
      <bbk:Obs TIME_PERIOD="2020-02" OBS_VALUE="494.575" BBK_DIFF="-1.5" BBK_DIFF_Y="-14.6"/>
      <bbk:Obs TIME_PERIOD="2020-01" OBS_VALUE="502.034" BBK_DIFF="-3.1" BBK_DIFF_Y="-15.3"/>
      <bbk:Obs TIME_PERIOD="2019-12" OBS_VALUE="517.991" BBK_DIFF="-1.7" BBK_DIFF_Y="-12.9"/>
      <bbk:Obs TIME_PERIOD="2019-11" OBS_VALUE="527.065" BBK_DIFF="-2.2" BBK_DIFF_Y="-10.6"/>
      <bbk:Obs TIME_PERIOD="2019-10" OBS_VALUE="538.69" BBK_DIFF="-1.8" BBK_DIFF_Y="-9.0"/>
      <bbk:Obs TIME_PERIOD="2019-09" OBS_VALUE="548.77" BBK_DIFF="-1.7" BBK_DIFF_Y="-5.8"/>
      <bbk:Obs TIME_PERIOD="2019-08" OBS_VALUE="558.116" BBK_DIFF="-2.7" BBK_DIFF_Y="-3.0"/>
      <bbk:Obs TIME_PERIOD="2019-07" OBS_VALUE="573.892" BBK_DIFF="0.6" BBK_DIFF_Y="1.3"/>
      <bbk:Obs TIME_PERIOD="2019-06" OBS_VALUE="570.205" BBK_DIFF="-1.1" BBK_DIFF_Y="1.1"/>
      <bbk:Obs TIME_PERIOD="2019-05" OBS_VALUE="576.495" BBK_DIFF="-0.9" BBK_DIFF_Y="1.9"/>
      <bbk:Obs TIME_PERIOD="2019-04" OBS_VALUE="581.888" BBK_DIFF="0.0" BBK_DIFF_Y="1.6"/>
      <bbk:Obs TIME_PERIOD="2019-03" OBS_VALUE="581.841" BBK_DIFF="0.4" BBK_DIFF_Y="1.5"/>
      <bbk:Obs TIME_PERIOD="2019-02" OBS_VALUE="579.318" BBK_DIFF="-2.2" BBK_DIFF_Y="1.0"/>
      <bbk:Obs TIME_PERIOD="2019-01" OBS_VALUE="592.48" BBK_DIFF="-0.4" BBK_DIFF_Y="3.4"/>
      <bbk:Obs TIME_PERIOD="2018-12" OBS_VALUE="594.577" BBK_DIFF="0.8" BBK_DIFF_Y="0.1"/>
      <bbk:Obs TIME_PERIOD="2018-11" OBS_VALUE="589.592" BBK_DIFF="-0.4" BBK_DIFF_Y="0.1"/>
      <bbk:Obs TIME_PERIOD="2018-10" OBS_VALUE="592.193" BBK_DIFF="1.7" BBK_DIFF_Y="-0.6"/>
      <bbk:Obs TIME_PERIOD="2018-09" OBS_VALUE="582.434" BBK_DIFF="1.2" BBK_DIFF_Y="-1.4"/>
      <bbk:Obs TIME_PERIOD="2018-08" OBS_VALUE="575.45" BBK_DIFF="1.6" BBK_DIFF_Y="-1.5"/>
      <bbk:Obs TIME_PERIOD="2018-07" OBS_VALUE="566.27" BBK_DIFF="0.4" BBK_DIFF_Y="-2.6"/>
      <bbk:Obs TIME_PERIOD="2018-06" OBS_VALUE="564.26" BBK_DIFF="-0.2" BBK_DIFF_Y="-3.1"/>
      <bbk:Obs TIME_PERIOD="2018-05" OBS_VALUE="565.647" BBK_DIFF="-1.2" BBK_DIFF_Y="-2.0"/>
      <bbk:Obs TIME_PERIOD="2018-04" OBS_VALUE="572.653" BBK_DIFF="-0.1" BBK_DIFF_Y="-0.9"/>
      <bbk:Obs TIME_PERIOD="2018-03" OBS_VALUE="573.481" BBK_DIFF="-0.1" BBK_DIFF_Y="1.2"/>
      <bbk:Obs TIME_PERIOD="2018-02" OBS_VALUE="573.827" BBK_DIFF="0.1" BBK_DIFF_Y="1.5"/>
      <bbk:Obs TIME_PERIOD="2018-01" OBS_VALUE="573.009" BBK_DIFF="-3.5" BBK_DIFF_Y="-1.7"/>
      <bbk:Obs TIME_PERIOD="2017-12" OBS_VALUE="594.06" BBK_DIFF="0.8" BBK_DIFF_Y="2.5"/>
      <bbk:Obs TIME_PERIOD="2017-11" OBS_VALUE="589.268" BBK_DIFF="-1.1" BBK_DIFF_Y="1.0"/>
      <bbk:Obs TIME_PERIOD="2017-10" OBS_VALUE="595.585" BBK_DIFF="0.9" BBK_DIFF_Y="1.3"/>
      <bbk:Obs TIME_PERIOD="2017-09" OBS_VALUE="590.494" BBK_DIFF="1.1" BBK_DIFF_Y="-1.0"/>
      <bbk:Obs TIME_PERIOD="2017-08" OBS_VALUE="584.197" BBK_DIFF="0.5" BBK_DIFF_Y="-2.7"/>
      <bbk:Obs TIME_PERIOD="2017-07" OBS_VALUE="581.241" BBK_DIFF="-0.2" BBK_DIFF_Y="-4.9"/>
      <bbk:Obs TIME_PERIOD="2017-06" OBS_VALUE="582.169" BBK_DIFF="0.9" BBK_DIFF_Y="-7.0"/>
      <bbk:Obs TIME_PERIOD="2017-05" OBS_VALUE="576.933" BBK_DIFF="-0.2" BBK_DIFF_Y="-8.3"/>
      <bbk:Obs TIME_PERIOD="2017-04" OBS_VALUE="577.991" BBK_DIFF="2.0" BBK_DIFF_Y="-7.5"/>
      <bbk:Obs TIME_PERIOD="2017-03" OBS_VALUE="566.572" BBK_DIFF="0.2" BBK_DIFF_Y="-10.4"/>
      <bbk:Obs TIME_PERIOD="2017-02" OBS_VALUE="565.433" BBK_DIFF="-3.0" BBK_DIFF_Y="-10.1"/>
      <bbk:Obs TIME_PERIOD="2017-01" OBS_VALUE="582.86" BBK_DIFF="0.6" BBK_DIFF_Y="-2.1"/>
      <bbk:Obs TIME_PERIOD="2016-12" OBS_VALUE="579.36" BBK_DIFF="-0.7" BBK_DIFF_Y="-4.9"/>
      <bbk:Obs TIME_PERIOD="2016-11" OBS_VALUE="583.439" BBK_DIFF="-0.8" BBK_DIFF_Y="-5.8"/>
      <bbk:Obs TIME_PERIOD="2016-10" OBS_VALUE="587.942" BBK_DIFF="-1.4" BBK_DIFF_Y="-4.2"/>
      <bbk:Obs TIME_PERIOD="2016-09" OBS_VALUE="596.159" BBK_DIFF="-0.7" BBK_DIFF_Y="-3.6"/>
      <bbk:Obs TIME_PERIOD="2016-08" OBS_VALUE="600.531" BBK_DIFF="-1.7" BBK_DIFF_Y="-2.6"/>
      <bbk:Obs TIME_PERIOD="2016-07" OBS_VALUE="611.07" BBK_DIFF="-2.4" BBK_DIFF_Y="-0.1"/>
      <bbk:Obs TIME_PERIOD="2016-06" OBS_VALUE="625.887" BBK_DIFF="-0.6" BBK_DIFF_Y="3.4"/>
      <bbk:Obs TIME_PERIOD="2016-05" OBS_VALUE="629.349" BBK_DIFF="0.7" BBK_DIFF_Y="3.7"/>
      <bbk:Obs TIME_PERIOD="2016-04" OBS_VALUE="624.868" BBK_DIFF="-1.2" BBK_DIFF_Y="3.1"/>
      <bbk:Obs TIME_PERIOD="2016-03" OBS_VALUE="632.323" BBK_DIFF="0.6" BBK_DIFF_Y="3.9"/>
      <bbk:Obs TIME_PERIOD="2016-02" OBS_VALUE="628.676" BBK_DIFF="5.5" BBK_DIFF_Y="3.5"/>
      <bbk:Obs TIME_PERIOD="2016-01" OBS_VALUE="595.66" BBK_DIFF="-2.2" BBK_DIFF_Y="-0.3"/>
      <bbk:Obs TIME_PERIOD="2015-12" OBS_VALUE="609.115" BBK_DIFF="-1.6" BBK_DIFF_Y="2.9"/>
      <bbk:Obs TIME_PERIOD="2015-11" OBS_VALUE="619.28" BBK_DIFF="0.9" BBK_DIFF_Y="7.5"/>
      <bbk:Obs TIME_PERIOD="2015-10" OBS_VALUE="613.562" BBK_DIFF="-0.8" BBK_DIFF_Y="7.3"/>
      <bbk:Obs TIME_PERIOD="2015-09" OBS_VALUE="618.427" BBK_DIFF="0.3" BBK_DIFF_Y="9.2"/>
      <bbk:Obs TIME_PERIOD="2015-08" OBS_VALUE="616.325" BBK_DIFF="0.7" BBK_DIFF_Y="9.0"/>
      <bbk:Obs TIME_PERIOD="2015-07" OBS_VALUE="611.969" BBK_DIFF="1.1" BBK_DIFF_Y="8.5"/>
      <bbk:Obs TIME_PERIOD="2015-06" OBS_VALUE="605.186" BBK_DIFF="-0.3" BBK_DIFF_Y="10.3"/>
      <bbk:Obs TIME_PERIOD="2015-05" OBS_VALUE="606.973" BBK_DIFF="0.2" BBK_DIFF_Y="10.3"/>
      <bbk:Obs TIME_PERIOD="2015-04" OBS_VALUE="605.88" BBK_DIFF="-0.5" BBK_DIFF_Y="11.9"/>
      <bbk:Obs TIME_PERIOD="2015-03" OBS_VALUE="608.837" BBK_DIFF="0.3" BBK_DIFF_Y="15.8"/>
      <bbk:Obs TIME_PERIOD="2015-02" OBS_VALUE="607.219" BBK_DIFF="1.6" BBK_DIFF_Y="16.0"/>
      <bbk:Obs TIME_PERIOD="2015-01" OBS_VALUE="597.375" BBK_DIFF="0.9" BBK_DIFF_Y="13.3"/>
      <bbk:Obs TIME_PERIOD="2014-12" OBS_VALUE="592.198" BBK_DIFF="2.8" BBK_DIFF_Y="12.6"/>
      <bbk:Obs TIME_PERIOD="2014-11" OBS_VALUE="576.123" BBK_DIFF="0.7" BBK_DIFF_Y="7.5"/>
      <bbk:Obs TIME_PERIOD="2014-10" OBS_VALUE="572.042" BBK_DIFF="1.1" BBK_DIFF_Y="4.5"/>
      <bbk:Obs TIME_PERIOD="2014-09" OBS_VALUE="566.072" BBK_DIFF="0.1" BBK_DIFF_Y="2.9"/>
      <bbk:Obs TIME_PERIOD="2014-08" OBS_VALUE="565.542" BBK_DIFF="0.3" BBK_DIFF_Y="1.4"/>
      <bbk:Obs TIME_PERIOD="2014-07" OBS_VALUE="563.866" BBK_DIFF="2.8" BBK_DIFF_Y="-5.8"/>
      <bbk:Obs TIME_PERIOD="2014-06" OBS_VALUE="548.595" BBK_DIFF="-0.3" BBK_DIFF_Y="-7.5"/>
      <bbk:Obs TIME_PERIOD="2014-05" OBS_VALUE="550.166" BBK_DIFF="1.6" BBK_DIFF_Y="-7.6"/>
      <bbk:Obs TIME_PERIOD="2014-04" OBS_VALUE="541.36" BBK_DIFF="3.0" BBK_DIFF_Y="-8.2"/>
      <bbk:Obs TIME_PERIOD="2014-03" OBS_VALUE="525.643" BBK_DIFF="0.5" BBK_DIFF_Y="-10.5"/>
      <bbk:Obs TIME_PERIOD="2014-02" OBS_VALUE="523.264" BBK_DIFF="-0.8" BBK_DIFF_Y="-10.5"/>
      <bbk:Obs TIME_PERIOD="2014-01" OBS_VALUE="527.446" BBK_DIFF="0.3" BBK_DIFF_Y="-11.9"/>
      <bbk:Obs TIME_PERIOD="2013-12" OBS_VALUE="525.909" BBK_DIFF="-1.9" BBK_DIFF_Y="-5.3"/>
      <bbk:Obs TIME_PERIOD="2013-11" OBS_VALUE="536.031" BBK_DIFF="-2.1" BBK_DIFF_Y="-4.4"/>
      <bbk:Obs TIME_PERIOD="2013-10" OBS_VALUE="547.38" BBK_DIFF="-0.5" BBK_DIFF_Y="-0.8"/>
      <bbk:Obs TIME_PERIOD="2013-09" OBS_VALUE="549.868" BBK_DIFF="-1.5" BBK_DIFF_Y="-0.4"/>
      <bbk:Obs TIME_PERIOD="2013-08" OBS_VALUE="557.977" BBK_DIFF="-6.8" BBK_DIFF_Y="0.6"/>
      <bbk:Obs TIME_PERIOD="2013-07" OBS_VALUE="598.641" BBK_DIFF="0.9" BBK_DIFF_Y="13.8"/>
      <bbk:Obs TIME_PERIOD="2013-06" OBS_VALUE="593.254" BBK_DIFF="-0.3" BBK_DIFF_Y="13.3"/>
      <bbk:Obs TIME_PERIOD="2013-05" OBS_VALUE="595.312" BBK_DIFF="1.0" BBK_DIFF_Y="13.0"/>
      <bbk:Obs TIME_PERIOD="2013-04" OBS_VALUE="589.599" BBK_DIFF="0.4" BBK_DIFF_Y="11.4"/>
      <bbk:Obs TIME_PERIOD="2013-03" OBS_VALUE="587.478" BBK_DIFF="0.4" BBK_DIFF_Y="10.0"/>
      <bbk:Obs TIME_PERIOD="2013-02" OBS_VALUE="584.881" BBK_DIFF="-2.3" BBK_DIFF_Y="7.3"/>
      <bbk:Obs TIME_PERIOD="2013-01" OBS_VALUE="598.37" BBK_DIFF="7.8" BBK_DIFF_Y="7.6"/>
      <bbk:Obs TIME_PERIOD="2012-12" OBS_VALUE="555.28" BBK_DIFF="-0.9" BBK_DIFF_Y="-1.7"/>
      <bbk:Obs TIME_PERIOD="2012-11" OBS_VALUE="560.472" BBK_DIFF="1.6" BBK_DIFF_Y="-3.3"/>
      <bbk:Obs TIME_PERIOD="2012-10" OBS_VALUE="551.58" BBK_DIFF="-0.1" BBK_DIFF_Y="-7.0"/>
      <bbk:Obs TIME_PERIOD="2012-09" OBS_VALUE="552.171" BBK_DIFF="-0.5" BBK_DIFF_Y="-6.9"/>
      <bbk:Obs TIME_PERIOD="2012-08" OBS_VALUE="554.705" BBK_DIFF="5.5" BBK_DIFF_Y="-7.4"/>
      <bbk:Obs TIME_PERIOD="2012-07" OBS_VALUE="525.903" BBK_DIFF="0.5" BBK_DIFF_Y="-12.3"/>
      <bbk:Obs TIME_PERIOD="2012-06" OBS_VALUE="523.393" BBK_DIFF="-0.7" BBK_DIFF_Y="-14.3"/>
      <bbk:Obs TIME_PERIOD="2012-05" OBS_VALUE="526.975" BBK_DIFF="-0.4" BBK_DIFF_Y="-14.9"/>
      <bbk:Obs TIME_PERIOD="2012-04" OBS_VALUE="529.078" BBK_DIFF="-1.0" BBK_DIFF_Y="-15.5"/>
      <bbk:Obs TIME_PERIOD="2012-03" OBS_VALUE="534.309" BBK_DIFF="-2.0" BBK_DIFF_Y="-15.4"/>
      <bbk:Obs TIME_PERIOD="2012-02" OBS_VALUE="544.976" BBK_DIFF="-2.0" BBK_DIFF_Y="-13.7"/>
      <bbk:Obs TIME_PERIOD="2012-01" OBS_VALUE="556.212" BBK_DIFF="-1.6" BBK_DIFF_Y="-11.0"/>
      <bbk:Obs TIME_PERIOD="2011-12" OBS_VALUE="565.145" BBK_DIFF="-2.5" BBK_DIFF_Y="-9.9"/>
      <bbk:Obs TIME_PERIOD="2011-11" OBS_VALUE="579.666" BBK_DIFF="-2.2" BBK_DIFF_Y="-11.8"/>
      <bbk:Obs TIME_PERIOD="2011-10" OBS_VALUE="592.916" BBK_DIFF="0.0" BBK_DIFF_Y="-8.8"/>
      <bbk:Obs TIME_PERIOD="2011-09" OBS_VALUE="593.014" BBK_DIFF="-1.0" BBK_DIFF_Y="-8.6"/>
      <bbk:Obs TIME_PERIOD="2011-08" OBS_VALUE="599.112" BBK_DIFF="-0.1" BBK_DIFF_Y="-6.7"/>
      <bbk:Obs TIME_PERIOD="2011-07" OBS_VALUE="599.962" BBK_DIFF="-1.7" BBK_DIFF_Y="-5.4"/>
      <bbk:Obs TIME_PERIOD="2011-06" OBS_VALUE="610.396" BBK_DIFF="-1.4" BBK_DIFF_Y="-3.3"/>
      <bbk:Obs TIME_PERIOD="2011-05" OBS_VALUE="618.923" BBK_DIFF="-1.1" BBK_DIFF_Y="-1.4"/>
      <bbk:Obs TIME_PERIOD="2011-04" OBS_VALUE="625.953" BBK_DIFF="-0.9" BBK_DIFF_Y="0.5"/>
      <bbk:Obs TIME_PERIOD="2011-03" OBS_VALUE="631.595" BBK_DIFF="0.0" BBK_DIFF_Y="-1.0"/>
      <bbk:Obs TIME_PERIOD="2011-02" OBS_VALUE="631.721" BBK_DIFF="1.0" BBK_DIFF_Y="-1.4"/>
      <bbk:Obs TIME_PERIOD="2011-01" OBS_VALUE="625.164" BBK_DIFF="-0.4" BBK_DIFF_Y="-3.0"/>
      <bbk:Obs TIME_PERIOD="2010-12" OBS_VALUE="627.515" BBK_DIFF="-4.5" BBK_DIFF_Y="-1.1"/>
      <bbk:Obs TIME_PERIOD="2010-11" OBS_VALUE="657.4" BBK_DIFF="1.1" BBK_DIFF_Y="10.6"/>
      <bbk:Obs TIME_PERIOD="2010-10" OBS_VALUE="650.365" BBK_DIFF="0.2" BBK_DIFF_Y="8.9"/>
      <bbk:Obs TIME_PERIOD="2010-09" OBS_VALUE="648.759" BBK_DIFF="1.1" BBK_DIFF_Y="8.7"/>
      <bbk:Obs TIME_PERIOD="2010-08" OBS_VALUE="641.81" BBK_DIFF="1.2" BBK_DIFF_Y="7.6"/>
      <bbk:Obs TIME_PERIOD="2010-07" OBS_VALUE="634.087" BBK_DIFF="0.5" BBK_DIFF_Y="5.0"/>
      <bbk:Obs TIME_PERIOD="2010-06" OBS_VALUE="631.125" BBK_DIFF="0.5" BBK_DIFF_Y="5.1"/>
      <bbk:Obs TIME_PERIOD="2010-05" OBS_VALUE="628.017" BBK_DIFF="0.8" BBK_DIFF_Y="4.5"/>
      <bbk:Obs TIME_PERIOD="2010-04" OBS_VALUE="623.085" BBK_DIFF="-2.3" BBK_DIFF_Y="2.5"/>
      <bbk:Obs TIME_PERIOD="2010-03" OBS_VALUE="637.887" BBK_DIFF="-0.4" BBK_DIFF_Y="7.9"/>
      <bbk:Obs TIME_PERIOD="2010-02" OBS_VALUE="640.717" BBK_DIFF="-0.6" BBK_DIFF_Y="10.7"/>
      <bbk:Obs TIME_PERIOD="2010-01" OBS_VALUE="644.767" BBK_DIFF="1.6" BBK_DIFF_Y="14.8"/>
      <bbk:Obs TIME_PERIOD="2009-12" OBS_VALUE="634.764" BBK_DIFF="6.8" BBK_DIFF_Y="5.8"/>
      <bbk:Obs TIME_PERIOD="2009-11" OBS_VALUE="594.568" BBK_DIFF="-0.4" BBK_DIFF_Y="-0.9"/>
      <bbk:Obs TIME_PERIOD="2009-10" OBS_VALUE="597.142" BBK_DIFF="0.1" BBK_DIFF_Y="0.4"/>
      <bbk:Obs TIME_PERIOD="2009-09" OBS_VALUE="596.64" BBK_DIFF="0.0" BBK_DIFF_Y="1.4"/>
      <bbk:Obs TIME_PERIOD="2009-08" OBS_VALUE="596.529" BBK_DIFF="-1.2" BBK_DIFF_Y="0.9"/>
      <bbk:Obs TIME_PERIOD="2009-07" OBS_VALUE="603.911" BBK_DIFF="0.6" BBK_DIFF_Y="1.4"/>
      <bbk:Obs TIME_PERIOD="2009-06" OBS_VALUE="600.227" BBK_DIFF="-0.2" BBK_DIFF_Y="-2.6"/>
      <bbk:Obs TIME_PERIOD="2009-05" OBS_VALUE="601.215" BBK_DIFF="-1.1" BBK_DIFF_Y="-2.1"/>
      <bbk:Obs TIME_PERIOD="2009-04" OBS_VALUE="607.985" BBK_DIFF="2.8" BBK_DIFF_Y="-1.7"/>
      <bbk:Obs TIME_PERIOD="2009-03" OBS_VALUE="591.285" BBK_DIFF="2.2" BBK_DIFF_Y="-4.2"/>
      <bbk:Obs TIME_PERIOD="2009-02" OBS_VALUE="578.723" BBK_DIFF="3.0" BBK_DIFF_Y="-7.4"/>
      <bbk:Obs TIME_PERIOD="2009-01" OBS_VALUE="561.844" BBK_DIFF="-6.3" BBK_DIFF_Y="-11.0"/>
      <bbk:Obs TIME_PERIOD="2008-12" OBS_VALUE="599.811" BBK_DIFF="0.0" BBK_DIFF_Y="1.0"/>
      <bbk:Obs TIME_PERIOD="2008-11" OBS_VALUE="599.842" BBK_DIFF="0.9" BBK_DIFF_Y="0.5"/>
      <bbk:Obs TIME_PERIOD="2008-10" OBS_VALUE="594.655" BBK_DIFF="1.1" BBK_DIFF_Y="0.6"/>
      <bbk:Obs TIME_PERIOD="2008-09" OBS_VALUE="588.215" BBK_DIFF="-0.5" BBK_DIFF_Y="1.0"/>
      <bbk:Obs TIME_PERIOD="2008-08" OBS_VALUE="591.004" BBK_DIFF="-0.8" BBK_DIFF_Y="2.8"/>
      <bbk:Obs TIME_PERIOD="2008-07" OBS_VALUE="595.699" BBK_DIFF="-3.4" BBK_DIFF_Y="6.1"/>
      <bbk:Obs TIME_PERIOD="2008-06" OBS_VALUE="616.433" BBK_DIFF="0.3" BBK_DIFF_Y="16.8"/>
      <bbk:Obs TIME_PERIOD="2008-05" OBS_VALUE="614.376" BBK_DIFF="-0.6" BBK_DIFF_Y="19.5"/>
      <bbk:Obs TIME_PERIOD="2008-04" OBS_VALUE="618.377" BBK_DIFF="0.2" BBK_DIFF_Y="25.3"/>
      <bbk:Obs TIME_PERIOD="2008-03" OBS_VALUE="617.192" BBK_DIFF="-1.3" BBK_DIFF_Y="29.1"/>
      <bbk:Obs TIME_PERIOD="2008-02" OBS_VALUE="625.286" BBK_DIFF="-0.9" BBK_DIFF_Y="33.7"/>
      <bbk:Obs TIME_PERIOD="2008-01" OBS_VALUE="631.127" BBK_DIFF="6.3" BBK_DIFF_Y="41.4"/>
      <bbk:Obs TIME_PERIOD="2007-12" OBS_VALUE="593.897" BBK_DIFF="-0.5" BBK_DIFF_Y="47.2"/>
      <bbk:Obs TIME_PERIOD="2007-11" OBS_VALUE="596.988" BBK_DIFF="1.0" BBK_DIFF_Y="54.4"/>
      <bbk:Obs TIME_PERIOD="2007-10" OBS_VALUE="591.27" BBK_DIFF="1.5" BBK_DIFF_Y="60.1"/>
      <bbk:Obs TIME_PERIOD="2007-09" OBS_VALUE="582.678" BBK_DIFF="1.4" BBK_DIFF_Y="65.9"/>
      <bbk:Obs TIME_PERIOD="2007-08" OBS_VALUE="574.819" BBK_DIFF="2.4" BBK_DIFF_Y="69.0"/>
      <bbk:Obs TIME_PERIOD="2007-07" OBS_VALUE="561.549" BBK_DIFF="6.4" BBK_DIFF_Y="70.1"/>
      <bbk:Obs TIME_PERIOD="2007-06" OBS_VALUE="527.747" BBK_DIFF="2.6" BBK_DIFF_Y="64.3"/>
      <bbk:Obs TIME_PERIOD="2007-05" OBS_VALUE="514.164" BBK_DIFF="4.2" BBK_DIFF_Y="64.4"/>
      <bbk:Obs TIME_PERIOD="2007-04" OBS_VALUE="493.614" BBK_DIFF="3.2" BBK_DIFF_Y="60.2"/>
      <bbk:Obs TIME_PERIOD="2007-03" OBS_VALUE="478.202" BBK_DIFF="2.3" BBK_DIFF_Y="63.0"/>
      <bbk:Obs TIME_PERIOD="2007-02" OBS_VALUE="467.616" BBK_DIFF="4.7" BBK_DIFF_Y="66.1"/>
      <bbk:Obs TIME_PERIOD="2007-01" OBS_VALUE="446.45" BBK_DIFF="10.7" BBK_DIFF_Y="58.1"/>
      <bbk:Obs TIME_PERIOD="2006-12" OBS_VALUE="403.478" BBK_DIFF="4.4" BBK_DIFF_Y="58.5"/>
      <bbk:Obs TIME_PERIOD="2006-11" OBS_VALUE="386.571" BBK_DIFF="4.7" BBK_DIFF_Y="54.5"/>
      <bbk:Obs TIME_PERIOD="2006-10" OBS_VALUE="369.265" BBK_DIFF="5.2" BBK_DIFF_Y="49.6"/>
      <bbk:Obs TIME_PERIOD="2006-09" OBS_VALUE="351.156" BBK_DIFF="3.3" BBK_DIFF_Y="42.9"/>
      <bbk:Obs TIME_PERIOD="2006-08" OBS_VALUE="340.053" BBK_DIFF="3.0" BBK_DIFF_Y="40.1"/>
      <bbk:Obs TIME_PERIOD="2006-07" OBS_VALUE="330.125" BBK_DIFF="2.8" BBK_DIFF_Y="43.5"/>
      <bbk:Obs TIME_PERIOD="2006-06" OBS_VALUE="321.259" BBK_DIFF="2.7" BBK_DIFF_Y="43.1"/>
      <bbk:Obs TIME_PERIOD="2006-05" OBS_VALUE="312.834" BBK_DIFF="1.5" BBK_DIFF_Y="36.6"/>
      <bbk:Obs TIME_PERIOD="2006-04" OBS_VALUE="308.06" BBK_DIFF="5.0" BBK_DIFF_Y="35.7"/>
      <bbk:Obs TIME_PERIOD="2006-03" OBS_VALUE="293.344" BBK_DIFF="4.2" BBK_DIFF_Y="26.2"/>
      <bbk:Obs TIME_PERIOD="2006-02" OBS_VALUE="281.494" BBK_DIFF="-0.3" BBK_DIFF_Y="21.3"/>
      <bbk:Obs TIME_PERIOD="2006-01" OBS_VALUE="282.412" BBK_DIFF="10.9" BBK_DIFF_Y="29.2"/>
      <bbk:Obs TIME_PERIOD="2005-12" OBS_VALUE="254.634" BBK_DIFF="1.8" BBK_DIFF_Y="23.9"/>
      <bbk:Obs TIME_PERIOD="2005-11" OBS_VALUE="250.23" BBK_DIFF="1.4" BBK_DIFF_Y="25.7"/>
      <bbk:Obs TIME_PERIOD="2005-10" OBS_VALUE="246.827" BBK_DIFF="0.4" BBK_DIFF_Y="26.6"/>
      <bbk:Obs TIME_PERIOD="2005-09" OBS_VALUE="245.725" BBK_DIFF="1.3" BBK_DIFF_Y="30.8"/>
      <bbk:Obs TIME_PERIOD="2005-08" OBS_VALUE="242.655" BBK_DIFF="5.5" BBK_DIFF_Y="31.4"/>
      <bbk:Obs TIME_PERIOD="2005-07" OBS_VALUE="230.063" BBK_DIFF="2.4" BBK_DIFF_Y="21.3"/>
      <bbk:Obs TIME_PERIOD="2005-06" OBS_VALUE="224.563" BBK_DIFF="-1.9" BBK_DIFF_Y="17.8"/>
      <bbk:Obs TIME_PERIOD="2005-05" OBS_VALUE="229.006" BBK_DIFF="0.9" BBK_DIFF_Y="30.3"/>
      <bbk:Obs TIME_PERIOD="2005-04" OBS_VALUE="226.959" BBK_DIFF="-2.3" BBK_DIFF_Y="29.4"/>
      <bbk:Obs TIME_PERIOD="2005-03" OBS_VALUE="232.382" BBK_DIFF="0.1" BBK_DIFF_Y="34.0"/>
      <bbk:Obs TIME_PERIOD="2005-02" OBS_VALUE="232.131" BBK_DIFF="6.2" BBK_DIFF_Y="34.3"/>
      <bbk:Obs TIME_PERIOD="2005-01" OBS_VALUE="218.593" BBK_DIFF="6.3" BBK_DIFF_Y="26.7"/>
      <bbk:Obs TIME_PERIOD="2004-12" OBS_VALUE="205.588" BBK_DIFF="3.2" BBK_DIFF_Y="26.4"/>
      <bbk:Obs TIME_PERIOD="2004-11" OBS_VALUE="199.146" BBK_DIFF="2.2" BBK_DIFF_Y="27.6"/>
      <bbk:Obs TIME_PERIOD="2004-10" OBS_VALUE="194.953" BBK_DIFF="3.8" BBK_DIFF_Y="29.7"/>
      <bbk:Obs TIME_PERIOD="2004-09" OBS_VALUE="187.861" BBK_DIFF="1.7" BBK_DIFF_Y="29.1"/>
      <bbk:Obs TIME_PERIOD="2004-08" OBS_VALUE="184.71" BBK_DIFF="-2.6" BBK_DIFF_Y="30.1"/>
      <bbk:Obs TIME_PERIOD="2004-07" OBS_VALUE="189.602" BBK_DIFF="-0.6" BBK_DIFF_Y="33.4"/>
      <bbk:Obs TIME_PERIOD="2004-06" OBS_VALUE="190.698" BBK_DIFF="8.5" BBK_DIFF_Y="50.6"/>
      <bbk:Obs TIME_PERIOD="2004-05" OBS_VALUE="175.709" BBK_DIFF="0.2" BBK_DIFF_Y="36.0"/>
      <bbk:Obs TIME_PERIOD="2004-04" OBS_VALUE="175.366" BBK_DIFF="1.1" BBK_DIFF_Y="36.8"/>
      <bbk:Obs TIME_PERIOD="2004-03" OBS_VALUE="173.46" BBK_DIFF="0.3" BBK_DIFF_Y="46.3"/>
      <bbk:Obs TIME_PERIOD="2004-02" OBS_VALUE="172.898" BBK_DIFF="0.2" BBK_DIFF_Y="46.0"/>
      <bbk:Obs TIME_PERIOD="2004-01" OBS_VALUE="172.509" BBK_DIFF="6.0" BBK_DIFF_Y="42.0"/>
      <bbk:Obs TIME_PERIOD="2003-12" OBS_VALUE="162.711" BBK_DIFF="4.2" BBK_DIFF_Y="9.9"/>
      <bbk:Obs TIME_PERIOD="2003-11" OBS_VALUE="156.089" BBK_DIFF="3.8" BBK_DIFF_Y="1.3"/>
      <bbk:Obs TIME_PERIOD="2003-10" OBS_VALUE="150.335" BBK_DIFF="3.3" BBK_DIFF_Y="-5.4"/>
      <bbk:Obs TIME_PERIOD="2003-09" OBS_VALUE="145.515" BBK_DIFF="2.5" BBK_DIFF_Y="-14.8"/>
      <bbk:Obs TIME_PERIOD="2003-08" OBS_VALUE="141.977" BBK_DIFF="-0.1" BBK_DIFF_Y="-20.4"/>
      <bbk:Obs TIME_PERIOD="2003-07" OBS_VALUE="142.132" BBK_DIFF="12.3" BBK_DIFF_Y="-24.3"/>
      <bbk:Obs TIME_PERIOD="2003-06" OBS_VALUE="126.594" BBK_DIFF="-2.0" BBK_DIFF_Y="-37.9"/>
      <bbk:Obs TIME_PERIOD="2003-05" OBS_VALUE="129.2" BBK_DIFF="0.8" BBK_DIFF_Y="-39.8"/>
      <bbk:Obs TIME_PERIOD="2003-04" OBS_VALUE="128.226" BBK_DIFF="8.1" BBK_DIFF_Y="-41.8"/>
      <bbk:Obs TIME_PERIOD="2003-03" OBS_VALUE="118.596" BBK_DIFF="0.1" BBK_DIFF_Y="-47.8"/>
      <bbk:Obs TIME_PERIOD="2003-02" OBS_VALUE="118.432" BBK_DIFF="-2.5" BBK_DIFF_Y="-52.4"/>
      <bbk:Obs TIME_PERIOD="2003-01" OBS_VALUE="121.527" BBK_DIFF="-17.9" BBK_DIFF_Y="-51.7"/>
      <bbk:Obs TIME_PERIOD="2002-12" OBS_VALUE="148.002" BBK_DIFF="-3.9" BBK_DIFF_Y="-39.6"/>
      <bbk:Obs TIME_PERIOD="2002-11" OBS_VALUE="154.049" BBK_DIFF="-3.1" BBK_DIFF_Y="-38.6"/>
      <bbk:Obs TIME_PERIOD="2002-10" OBS_VALUE="158.993" BBK_DIFF="-6.9" BBK_DIFF_Y="-41.6"/>
      <bbk:Obs TIME_PERIOD="2002-09" OBS_VALUE="170.83" BBK_DIFF="-4.2" BBK_DIFF_Y="-38.7"/>
      <bbk:Obs TIME_PERIOD="2002-08" OBS_VALUE="178.38" BBK_DIFF="-5.0" BBK_DIFF_Y="-39.8"/>
      <bbk:Obs TIME_PERIOD="2002-07" OBS_VALUE="187.734" BBK_DIFF="-7.9" BBK_DIFF_Y="-40.1"/>
      <bbk:Obs TIME_PERIOD="2002-06" OBS_VALUE="203.772" BBK_DIFF="-5.1" BBK_DIFF_Y="-37.6"/>
      <bbk:Obs TIME_PERIOD="2002-05" OBS_VALUE="214.773" BBK_DIFF="-2.5" BBK_DIFF_Y="-37.9"/>
      <bbk:Obs TIME_PERIOD="2002-04" OBS_VALUE="220.287" BBK_DIFF="-3.1" BBK_DIFF_Y="-40.2"/>
      <bbk:Obs TIME_PERIOD="2002-03" OBS_VALUE="227.291" BBK_DIFF="-8.7" BBK_DIFF_Y="-39.9"/>
      <bbk:Obs TIME_PERIOD="2002-02" OBS_VALUE="248.97" BBK_DIFF="-1.0" BBK_DIFF_Y="-34.1"/>
      <bbk:Obs TIME_PERIOD="2002-01" OBS_VALUE="251.545" BBK_DIFF="2.6" BBK_DIFF_Y="-37.6"/>
      <bbk:Obs TIME_PERIOD="2001-12" OBS_VALUE="245.199" BBK_DIFF="-2.3" BBK_DIFF_Y="-40.6"/>
      <bbk:Obs TIME_PERIOD="2001-11" OBS_VALUE="251.012" BBK_DIFF="-7.8" BBK_DIFF_Y="-41.4"/>
      <bbk:Obs TIME_PERIOD="2001-10" OBS_VALUE="272.119" BBK_DIFF="-2.4" BBK_DIFF_Y="-36.7"/>
      <bbk:Obs TIME_PERIOD="2001-09" OBS_VALUE="278.874" BBK_DIFF="-5.9" BBK_DIFF_Y="-36.2"/>
      <bbk:Obs TIME_PERIOD="2001-08" OBS_VALUE="296.487" BBK_DIFF="-5.4" BBK_DIFF_Y="-32.9"/>
      <bbk:Obs TIME_PERIOD="2001-07" OBS_VALUE="313.313" BBK_DIFF="-4.1" BBK_DIFF_Y="-29.0"/>
      <bbk:Obs TIME_PERIOD="2001-06" OBS_VALUE="326.579" BBK_DIFF="-5.6" BBK_DIFF_Y="-28.4"/>
      <bbk:Obs TIME_PERIOD="2001-05" OBS_VALUE="346.107" BBK_DIFF="-6.0" BBK_DIFF_Y="-22.7"/>
      <bbk:Obs TIME_PERIOD="2001-04" OBS_VALUE="368.18" BBK_DIFF="-2.7" BBK_DIFF_Y="-15.3"/>
      <bbk:Obs TIME_PERIOD="2001-03" OBS_VALUE="378.458" BBK_DIFF="0.2" BBK_DIFF_Y="-11.7"/>
      <bbk:Obs TIME_PERIOD="2001-02" OBS_VALUE="377.594" BBK_DIFF="-6.3" BBK_DIFF_Y="-9.9"/>
      <bbk:Obs TIME_PERIOD="2001-01" OBS_VALUE="402.873" BBK_DIFF="-2.4" BBK_DIFF_Y="0.8"/>
      <bbk:Obs TIME_PERIOD="2000-12" OBS_VALUE="412.597" BBK_DIFF="-3.7" BBK_DIFF_Y="12.4"/>
      <bbk:Obs TIME_PERIOD="2000-11" OBS_VALUE="428.28" BBK_DIFF="-0.4" BBK_DIFF_Y="26.3"/>
      <bbk:Obs TIME_PERIOD="2000-10" OBS_VALUE="429.795" BBK_DIFF="-1.7" BBK_DIFF_Y="34.3"/>
      <bbk:Obs TIME_PERIOD="2000-09" OBS_VALUE="437.194" BBK_DIFF="-1.0" BBK_DIFF_Y="48.8"/>
      <bbk:Obs TIME_PERIOD="2000-08" OBS_VALUE="441.628" BBK_DIFF="0.0" BBK_DIFF_Y="66.3"/>
      <bbk:Obs TIME_PERIOD="2000-07" OBS_VALUE="441.458" BBK_DIFF="-3.3" BBK_DIFF_Y="85.1"/>
      <bbk:Obs TIME_PERIOD="2000-06" OBS_VALUE="456.358" BBK_DIFF="2.0" BBK_DIFF_Y="126.6"/>
      <bbk:Obs TIME_PERIOD="2000-05" OBS_VALUE="447.56" BBK_DIFF="2.9" BBK_DIFF_Y="147.0"/>
      <bbk:Obs TIME_PERIOD="2000-04" OBS_VALUE="434.783" BBK_DIFF="1.5" BBK_DIFF_Y="168.4"/>
      <bbk:Obs TIME_PERIOD="2000-03" OBS_VALUE="428.408" BBK_DIFF="2.2" BBK_DIFF_Y="182.7"/>
      <bbk:Obs TIME_PERIOD="2000-02" OBS_VALUE="419.182" BBK_DIFF="4.9" BBK_DIFF_Y="205.7"/>
      <bbk:Obs TIME_PERIOD="2000-01" OBS_VALUE="399.765" BBK_DIFF="8.9" BBK_DIFF_Y="192.0"/>
      <bbk:Obs TIME_PERIOD="1999-12" OBS_VALUE="367.092" BBK_DIFF="8.2" BBK_DIFF_Y="167.3"/>
      <bbk:Obs TIME_PERIOD="1999-11" OBS_VALUE="339.166" BBK_DIFF="6.0" BBK_DIFF_Y="145.2"/>
      <bbk:Obs TIME_PERIOD="1999-10" OBS_VALUE="320.093" BBK_DIFF="8.9" BBK_DIFF_Y="137.8"/>
      <bbk:Obs TIME_PERIOD="1999-09" OBS_VALUE="293.883" BBK_DIFF="10.7" BBK_DIFF_Y="101.6"/>
      <bbk:Obs TIME_PERIOD="1999-08" OBS_VALUE="265.557" BBK_DIFF="11.3" BBK_DIFF_Y="73.4"/>
      <bbk:Obs TIME_PERIOD="1999-07" OBS_VALUE="238.53" BBK_DIFF="18.5" BBK_DIFF_Y="56.4"/>
      <bbk:Obs TIME_PERIOD="1999-06" OBS_VALUE="201.356" BBK_DIFF="11.1" BBK_DIFF_Y="32.7"/>
      <bbk:Obs TIME_PERIOD="1999-05" OBS_VALUE="181.168" BBK_DIFF="11.8" BBK_DIFF_Y="9.6"/>
      <bbk:Obs TIME_PERIOD="1999-04" OBS_VALUE="162.016" BBK_DIFF="6.9" BBK_DIFF_Y="-6.2"/>
      <bbk:Obs TIME_PERIOD="1999-03" OBS_VALUE="151.524" BBK_DIFF="10.5" BBK_DIFF_Y="-14.1"/>
      <bbk:Obs TIME_PERIOD="1999-02" OBS_VALUE="137.102" BBK_DIFF="0.2" BBK_DIFF_Y="-23.8"/>
      <bbk:Obs TIME_PERIOD="1999-01" OBS_VALUE="136.894" BBK_DIFF="-0.3" BBK_DIFF_Y="-16.6"/>
      <bbk:Obs TIME_PERIOD="1998-12" OBS_VALUE="137.324" BBK_DIFF="-0.7" BBK_DIFF_Y="-17.6"/>
      <bbk:Obs TIME_PERIOD="1998-11" OBS_VALUE="138.337" BBK_DIFF="2.8" BBK_DIFF_Y="-16.5"/>
      <bbk:Obs TIME_PERIOD="1998-10" OBS_VALUE="134.622" BBK_DIFF="-7.7" BBK_DIFF_Y="-20.9"/>
      <bbk:Obs TIME_PERIOD="1998-09" OBS_VALUE="145.801" BBK_DIFF="-4.8" BBK_DIFF_Y="-10.9"/>
      <bbk:Obs TIME_PERIOD="1998-08" OBS_VALUE="153.126" BBK_DIFF="0.4" BBK_DIFF_Y="-4.7"/>
      <bbk:Obs TIME_PERIOD="1998-07" OBS_VALUE="152.537" BBK_DIFF="0.5" BBK_DIFF_Y="-4.1"/>
      <bbk:Obs TIME_PERIOD="1998-06" OBS_VALUE="151.734" BBK_DIFF="-8.2" BBK_DIFF_Y="-1.9"/>
      <bbk:Obs TIME_PERIOD="1998-05" OBS_VALUE="165.319" BBK_DIFF="-4.3" BBK_DIFF_Y="13.9"/>
      <bbk:Obs TIME_PERIOD="1998-04" OBS_VALUE="172.792" BBK_DIFF="-2.1" BBK_DIFF_Y="22.6"/>
      <bbk:Obs TIME_PERIOD="1998-03" OBS_VALUE="176.489" BBK_DIFF="-1.9" BBK_DIFF_Y="24.9"/>
      <bbk:Obs TIME_PERIOD="1998-02" OBS_VALUE="179.958" BBK_DIFF="9.6" BBK_DIFF_Y="27.3"/>
      <bbk:Obs TIME_PERIOD="1998-01" OBS_VALUE="164.227" BBK_DIFF="-1.4" BBK_DIFF_Y="10.9"/>
      <bbk:Obs TIME_PERIOD="1997-12" OBS_VALUE="166.564" BBK_DIFF="0.5" BBK_DIFF_Y="10.3"/>
      <bbk:Obs TIME_PERIOD="1997-11" OBS_VALUE="165.697" BBK_DIFF="-2.7" BBK_DIFF_Y="10.2"/>
      <bbk:Obs TIME_PERIOD="1997-10" OBS_VALUE="170.268" BBK_DIFF="4.0" BBK_DIFF_Y="17.9"/>
      <bbk:Obs TIME_PERIOD="1997-09" OBS_VALUE="163.702" BBK_DIFF="1.9" BBK_DIFF_Y="16.6"/>
      <bbk:Obs TIME_PERIOD="1997-08" OBS_VALUE="160.634" BBK_DIFF="1.0" BBK_DIFF_Y="22.7"/>
      <bbk:Obs TIME_PERIOD="1997-07" OBS_VALUE="158.981" BBK_DIFF="2.8" BBK_DIFF_Y="30.4"/>
      <bbk:Obs TIME_PERIOD="1997-06" OBS_VALUE="154.621" BBK_DIFF="6.5" BBK_DIFF_Y="31.2"/>
      <bbk:Obs TIME_PERIOD="1997-05" OBS_VALUE="145.183" BBK_DIFF="3.0" BBK_DIFF_Y="33.1"/>
      <bbk:Obs TIME_PERIOD="1997-04" OBS_VALUE="140.954" BBK_DIFF="-0.3" BBK_DIFF_Y="36.6"/>
      <bbk:Obs TIME_PERIOD="1997-03" OBS_VALUE="141.335" BBK_DIFF="0.0" BBK_DIFF_Y="47.8"/>
      <bbk:Obs TIME_PERIOD="1997-02" OBS_VALUE="141.323" BBK_DIFF="-4.6" BBK_DIFF_Y="57.6"/>
      <bbk:Obs TIME_PERIOD="1997-01" OBS_VALUE="148.122" BBK_DIFF="-1.9" BBK_DIFF_Y="85.0"/>
      <bbk:Obs TIME_PERIOD="1996-12" OBS_VALUE="151.061" BBK_DIFF="0.5" BBK_DIFF_Y="147.3"/>
      <bbk:Obs TIME_PERIOD="1996-11" OBS_VALUE="150.365" BBK_DIFF="4.2" BBK_DIFF_Y="172.3"/>
      <bbk:Obs TIME_PERIOD="1996-10" OBS_VALUE="144.361" BBK_DIFF="2.9" BBK_DIFF_Y="201.5"/>
      <bbk:Obs TIME_PERIOD="1996-09" OBS_VALUE="140.356" BBK_DIFF="7.2" BBK_DIFF_Y="226.9"/>
      <bbk:Obs TIME_PERIOD="1996-08" OBS_VALUE="130.871" BBK_DIFF="7.3" BBK_DIFF_Y="199.7"/>
      <bbk:Obs TIME_PERIOD="1996-07" OBS_VALUE="121.956" BBK_DIFF="3.5" BBK_DIFF_Y="198.7"/>
      <bbk:Obs TIME_PERIOD="1996-06" OBS_VALUE="117.829" BBK_DIFF="8.1" BBK_DIFF_Y="194.5"/>
      <bbk:Obs TIME_PERIOD="1996-05" OBS_VALUE="109.046" BBK_DIFF="5.7" BBK_DIFF_Y="203.4"/>
      <bbk:Obs TIME_PERIOD="1996-04" OBS_VALUE="103.204" BBK_DIFF="7.9" BBK_DIFF_Y="215.1"/>
      <bbk:Obs TIME_PERIOD="1996-03" OBS_VALUE="95.629" BBK_DIFF="6.6" BBK_DIFF_Y="184.9"/>
      <bbk:Obs TIME_PERIOD="1996-02" OBS_VALUE="89.683" BBK_DIFF="12.0" BBK_DIFF_Y="165.8"/>
      <bbk:Obs TIME_PERIOD="1996-01" OBS_VALUE="80.055" BBK_DIFF="31.1" BBK_DIFF_Y="139.6"/>
      <bbk:Obs TIME_PERIOD="1995-12" OBS_VALUE="61.079" BBK_DIFF="10.6" BBK_DIFF_Y="91.4"/>
      <bbk:Obs TIME_PERIOD="1995-11" OBS_VALUE="55.221" BBK_DIFF="15.3" BBK_DIFF_Y="79.2"/>
      <bbk:Obs TIME_PERIOD="1995-10" OBS_VALUE="47.88" BBK_DIFF="11.5" BBK_DIFF_Y="52.3"/>
      <bbk:Obs TIME_PERIOD="1995-09" OBS_VALUE="42.932" BBK_DIFF="-1.7" BBK_DIFF_Y="38.2"/>
      <bbk:Obs TIME_PERIOD="1995-08" OBS_VALUE="43.674" BBK_DIFF="7.0" BBK_DIFF_Y="46.9"/>
      <bbk:Obs TIME_PERIOD="1995-07" OBS_VALUE="40.834" BBK_DIFF="2.0" BBK_DIFF_Y="42.2"/>
      <bbk:Obs TIME_PERIOD="1995-06" OBS_VALUE="40.014" BBK_DIFF="11.3" BBK_DIFF_Y="52.1"/>
      <bbk:Obs TIME_PERIOD="1995-05" OBS_VALUE="35.945" BBK_DIFF="9.8" BBK_DIFF_Y="27.9"/>
      <bbk:Obs TIME_PERIOD="1995-04" OBS_VALUE="32.749" BBK_DIFF="-2.4" BBK_DIFF_Y="25.6"/>
      <bbk:Obs TIME_PERIOD="1995-03" OBS_VALUE="33.571" BBK_DIFF="-0.5" BBK_DIFF_Y="51.1"/>
      <bbk:Obs TIME_PERIOD="1995-02" OBS_VALUE="33.743" BBK_DIFF="1.0" BBK_DIFF_Y="68.9"/>
      <bbk:Obs TIME_PERIOD="1995-01" OBS_VALUE="33.41" BBK_DIFF="4.7" BBK_DIFF_Y="74.7"/>
      <bbk:Obs TIME_PERIOD="1994-12" OBS_VALUE="31.905" BBK_DIFF="3.5" BBK_DIFF_Y="79.1"/>
      <bbk:Obs TIME_PERIOD="1994-11" OBS_VALUE="30.823" BBK_DIFF="-1.9" BBK_DIFF_Y="61.7"/>
      <bbk:Obs TIME_PERIOD="1994-10" OBS_VALUE="31.428" BBK_DIFF="1.2" BBK_DIFF_Y="85.8"/>
      <bbk:Obs TIME_PERIOD="1994-09" OBS_VALUE="31.067" BBK_DIFF="4.5" BBK_DIFF_Y="96.0"/>
      <bbk:Obs TIME_PERIOD="1994-08" OBS_VALUE="29.721" BBK_DIFF="3.5" BBK_DIFF_Y="103.6"/>
      <bbk:Obs TIME_PERIOD="1994-07" OBS_VALUE="28.721" BBK_DIFF="9.2" BBK_DIFF_Y="86.9"/>
      <bbk:Obs TIME_PERIOD="1994-06" OBS_VALUE="26.306" BBK_DIFF="-6.4" BBK_DIFF_Y="74.9"/>
      <bbk:Obs TIME_PERIOD="1994-05" OBS_VALUE="28.107" BBK_DIFF="7.8" BBK_DIFF_Y="137.0"/>
      <bbk:Obs TIME_PERIOD="1994-04" OBS_VALUE="26.074" BBK_DIFF="17.4" BBK_DIFF_Y="122.4"/>
      <bbk:Obs TIME_PERIOD="1994-03" OBS_VALUE="22.218" BBK_DIFF="11.2" BBK_DIFF_Y="100.7"/>
      <bbk:Obs TIME_PERIOD="1994-02" OBS_VALUE="19.981" BBK_DIFF="4.5" BBK_DIFF_Y="86.4"/>
      <bbk:Obs TIME_PERIOD="1994-01" OBS_VALUE="19.125" BBK_DIFF="7.4" BBK_DIFF_Y="47.6"/>
      <bbk:Obs TIME_PERIOD="1993-12" OBS_VALUE="17.811" BBK_DIFF="-6.6" BBK_DIFF_Y="25.2"/>
      <bbk:Obs TIME_PERIOD="1993-11" OBS_VALUE="19.064" BBK_DIFF="12.7" BBK_DIFF_Y="59.5"/>
      <bbk:Obs TIME_PERIOD="1993-10" OBS_VALUE="16.916" BBK_DIFF="6.7" BBK_DIFF_Y="46.3"/>
      <bbk:Obs TIME_PERIOD="1993-09" OBS_VALUE="15.854" BBK_DIFF="8.6" BBK_DIFF_Y="36.0"/>
      <bbk:Obs TIME_PERIOD="1993-08" OBS_VALUE="14.596" BBK_DIFF="-5.0" BBK_DIFF_Y="26.7"/>
      <bbk:Obs TIME_PERIOD="1993-07" OBS_VALUE="15.369" BBK_DIFF="2.2" BBK_DIFF_Y="50.9"/>
      <bbk:Obs TIME_PERIOD="1993-06" OBS_VALUE="15.041" BBK_DIFF="26.8" BBK_DIFF_Y="52.1"/>
      <bbk:Obs TIME_PERIOD="1993-05" OBS_VALUE="11.858" BBK_DIFF="1.1" BBK_DIFF_Y="6.0"/>
      <bbk:Obs TIME_PERIOD="1993-04" OBS_VALUE="11.724" BBK_DIFF="5.9" BBK_DIFF_Y="1.7"/>
      <bbk:Obs TIME_PERIOD="1993-03" OBS_VALUE="11.069" BBK_DIFF="3.3" BBK_DIFF_Y="-7.4"/>
      <bbk:Obs TIME_PERIOD="1993-02" OBS_VALUE="10.718" BBK_DIFF="-17.3" BBK_DIFF_Y="-12.8"/>
      <bbk:Obs TIME_PERIOD="1993-01" OBS_VALUE="12.958" BBK_DIFF="-8.9" BBK_DIFF_Y="9.4"/>
      <bbk:Obs TIME_PERIOD="1992-12" OBS_VALUE="14.23" BBK_DIFF="19.1" BBK_DIFF_Y="19.2"/>
      <bbk:Obs TIME_PERIOD="1992-11" OBS_VALUE="11.95" BBK_DIFF="3.3" BBK_DIFF_Y="-6.1"/>
      <bbk:Obs TIME_PERIOD="1992-10" OBS_VALUE="11.565" BBK_DIFF="-0.8" BBK_DIFF_Y="-15.4"/>
      <bbk:Obs TIME_PERIOD="1992-09" OBS_VALUE="11.661" BBK_DIFF="1.2" BBK_DIFF_Y="-18.6"/>
      <bbk:Obs TIME_PERIOD="1992-08" OBS_VALUE="11.521" BBK_DIFF="13.1" BBK_DIFF_Y="-27.1"/>
      <bbk:Obs TIME_PERIOD="1992-07" OBS_VALUE="10.184" BBK_DIFF="3.0" BBK_DIFF_Y="-38.7"/>
      <bbk:Obs TIME_PERIOD="1992-06" OBS_VALUE="9.886" BBK_DIFF="-11.6" BBK_DIFF_Y="-47.7"/>
      <bbk:Obs TIME_PERIOD="1992-05" OBS_VALUE="11.189" BBK_DIFF="-2.9" BBK_DIFF_Y="-39.4"/>
      <bbk:Obs TIME_PERIOD="1992-04" OBS_VALUE="11.529" BBK_DIFF="-3.6" BBK_DIFF_Y="-40.5"/>
      <bbk:Obs TIME_PERIOD="1992-03" OBS_VALUE="11.958" BBK_DIFF="-2.7" BBK_DIFF_Y="-42.6"/>
      <bbk:Obs TIME_PERIOD="1992-02" OBS_VALUE="12.291" BBK_DIFF="3.8" BBK_DIFF_Y="-41.3"/>
      <bbk:Obs TIME_PERIOD="1992-01" OBS_VALUE="11.843" BBK_DIFF="-0.8" BBK_DIFF_Y="-42.8"/>
      <bbk:Obs TIME_PERIOD="1991-12" OBS_VALUE="11.94" BBK_DIFF="-6.2" BBK_DIFF_Y="-38.1"/>
      <bbk:Obs TIME_PERIOD="1991-11" OBS_VALUE="12.727" BBK_DIFF="-6.9" BBK_DIFF_Y="-30.3"/>
      <bbk:Obs TIME_PERIOD="1991-10" OBS_VALUE="13.671" BBK_DIFF="-4.5" BBK_DIFF_Y="-29.5"/>
      <bbk:Obs TIME_PERIOD="1991-09" OBS_VALUE="14.317" BBK_DIFF="-9.4" BBK_DIFF_Y="-30.3"/>
      <bbk:Obs TIME_PERIOD="1991-08" OBS_VALUE="15.808" BBK_DIFF="-4.9" BBK_DIFF_Y="-20.6"/>
      <bbk:Obs TIME_PERIOD="1991-07" OBS_VALUE="16.617" BBK_DIFF="-12.1" BBK_DIFF_Y="-17.1"/>
      <bbk:Obs TIME_PERIOD="1991-06" OBS_VALUE="18.895" BBK_DIFF="2.4" BBK_DIFF_Y="-0.5"/>
      <bbk:Obs TIME_PERIOD="1991-05" OBS_VALUE="18.453" BBK_DIFF="-4.7" BBK_DIFF_Y="-4.3"/>
      <bbk:Obs TIME_PERIOD="1991-04" OBS_VALUE="19.362" BBK_DIFF="-7.1" BBK_DIFF_Y="-3.2"/>
      <bbk:Obs TIME_PERIOD="1991-03" OBS_VALUE="20.846" BBK_DIFF="-0.4" BBK_DIFF_Y="12.2"/>
      <bbk:Obs TIME_PERIOD="1991-02" OBS_VALUE="20.932" BBK_DIFF="1.0" BBK_DIFF_Y="9.0"/>
      <bbk:Obs TIME_PERIOD="1991-01" OBS_VALUE="20.718" BBK_DIFF="7.5" BBK_DIFF_Y="12.8"/>
      <bbk:Obs TIME_PERIOD="1990-12" OBS_VALUE="19.275" BBK_DIFF="5.6" BBK_DIFF_Y="-3.7"/>
      <bbk:Obs TIME_PERIOD="1990-11" OBS_VALUE="18.26" BBK_DIFF="-5.8" BBK_DIFF_Y="-16.3"/>
      <bbk:Obs TIME_PERIOD="1990-10" OBS_VALUE="19.383" BBK_DIFF="-5.6" BBK_DIFF_Y="-11.8"/>
      <bbk:Obs TIME_PERIOD="1990-09" OBS_VALUE="20.541" BBK_DIFF="3.2" BBK_DIFF_Y="-1.7"/>
      <bbk:Obs TIME_PERIOD="1990-08" OBS_VALUE="19.911" BBK_DIFF="-0.6" BBK_DIFF_Y="-4.4"/>
      <bbk:Obs TIME_PERIOD="1990-07" OBS_VALUE="20.034" BBK_DIFF="5.5" BBK_DIFF_Y="-9.7"/>
      <bbk:Obs TIME_PERIOD="1990-06" OBS_VALUE="18.982" BBK_DIFF="-1.6" BBK_DIFF_Y="-19.6"/>
      <bbk:Obs TIME_PERIOD="1990-05" OBS_VALUE="19.291" BBK_DIFF="-3.5" BBK_DIFF_Y="-21.4"/>
      <bbk:Obs TIME_PERIOD="1990-04" OBS_VALUE="20.001" BBK_DIFF="7.6" BBK_DIFF_Y="-19.4"/>
      <bbk:Obs TIME_PERIOD="1990-03" OBS_VALUE="18.585" BBK_DIFF="-3.2" BBK_DIFF_Y="-31.7"/>
      <bbk:Obs TIME_PERIOD="1990-02" OBS_VALUE="19.198" BBK_DIFF="4.6" BBK_DIFF_Y="-32.6"/>
      <bbk:Obs TIME_PERIOD="1990-01" OBS_VALUE="18.362" BBK_DIFF="-8.3" BBK_DIFF_Y="-41.0"/>
      <bbk:Obs TIME_PERIOD="1989-12" OBS_VALUE="20.018" BBK_DIFF="-8.2" BBK_DIFF_Y="-36.5"/>
      <bbk:Obs TIME_PERIOD="1989-11" OBS_VALUE="21.804" BBK_DIFF="-0.8" BBK_DIFF_Y="-33.3"/>
      <bbk:Obs TIME_PERIOD="1989-10" OBS_VALUE="21.974" BBK_DIFF="5.2" BBK_DIFF_Y="-33.3"/>
      <bbk:Obs TIME_PERIOD="1989-09" OBS_VALUE="20.896" BBK_DIFF="0.3" BBK_DIFF_Y="-39.9"/>
      <bbk:Obs TIME_PERIOD="1989-08" OBS_VALUE="20.832" BBK_DIFF="-6.1" BBK_DIFF_Y="-40.6"/>
      <bbk:Obs TIME_PERIOD="1989-07" OBS_VALUE="22.184" BBK_DIFF="-6.1" BBK_DIFF_Y="-35.7"/>
      <bbk:Obs TIME_PERIOD="1989-06" OBS_VALUE="23.621" BBK_DIFF="-3.8" BBK_DIFF_Y="-28.8"/>
      <bbk:Obs TIME_PERIOD="1989-05" OBS_VALUE="24.547" BBK_DIFF="-1.1" BBK_DIFF_Y="-22.6"/>
      <bbk:Obs TIME_PERIOD="1989-04" OBS_VALUE="24.823" BBK_DIFF="-8.8" BBK_DIFF_Y="-17.1"/>
      <bbk:Obs TIME_PERIOD="1989-03" OBS_VALUE="27.222" BBK_DIFF="-4.4" BBK_DIFF_Y="-1.0"/>
      <bbk:Obs TIME_PERIOD="1989-02" OBS_VALUE="28.486" BBK_DIFF="-8.5" BBK_DIFF_Y="11.6"/>
      <bbk:Obs TIME_PERIOD="1989-01" OBS_VALUE="31.141" BBK_DIFF="-1.2" BBK_DIFF_Y="40.3"/>
      <bbk:Obs TIME_PERIOD="1988-12" OBS_VALUE="31.533" BBK_DIFF="-3.6" BBK_DIFF_Y="59.6"/>
      <bbk:Obs TIME_PERIOD="1988-11" OBS_VALUE="32.697" BBK_DIFF="-0.8" BBK_DIFF_Y="73.7"/>
      <bbk:Obs TIME_PERIOD="1988-10" OBS_VALUE="32.958" BBK_DIFF="-5.2" BBK_DIFF_Y="80.7"/>
      <bbk:Obs TIME_PERIOD="1988-09" OBS_VALUE="34.766" BBK_DIFF="-0.8" BBK_DIFF_Y="104.0"/>
      <bbk:Obs TIME_PERIOD="1988-08" OBS_VALUE="35.044" BBK_DIFF="1.5" BBK_DIFF_Y="114.6"/>
      <bbk:Obs TIME_PERIOD="1988-07" OBS_VALUE="34.519" BBK_DIFF="4.1" BBK_DIFF_Y="127.9"/>
      <bbk:Obs TIME_PERIOD="1988-06" OBS_VALUE="33.155" BBK_DIFF="4.6" BBK_DIFF_Y="139.2"/>
      <bbk:Obs TIME_PERIOD="1988-05" OBS_VALUE="31.708" BBK_DIFF="5.9" BBK_DIFF_Y="117.7"/>
      <bbk:Obs TIME_PERIOD="1988-04" OBS_VALUE="29.938" BBK_DIFF="8.8" BBK_DIFF_Y="97.6"/>
      <bbk:Obs TIME_PERIOD="1988-03" OBS_VALUE="27.509" BBK_DIFF="7.7" BBK_DIFF_Y="75.3"/>
      <bbk:Obs TIME_PERIOD="1988-02" OBS_VALUE="25.531" BBK_DIFF="15.0" BBK_DIFF_Y="69.4"/>
      <bbk:Obs TIME_PERIOD="1988-01" OBS_VALUE="22.198" BBK_DIFF="12.4" BBK_DIFF_Y="50.4"/>
      <bbk:Obs TIME_PERIOD="1987-12" OBS_VALUE="19.755" BBK_DIFF="4.9" BBK_DIFF_Y="25.0"/>
      <bbk:Obs TIME_PERIOD="1987-11" OBS_VALUE="18.826" BBK_DIFF="3.2" BBK_DIFF_Y="23.2"/>
      <bbk:Obs TIME_PERIOD="1987-10" OBS_VALUE="18.242" BBK_DIFF="7.0" BBK_DIFF_Y="27.2"/>
      <bbk:Obs TIME_PERIOD="1987-09" OBS_VALUE="17.041" BBK_DIFF="4.4" BBK_DIFF_Y="33.5"/>
      <bbk:Obs TIME_PERIOD="1987-08" OBS_VALUE="16.329" BBK_DIFF="7.8" BBK_DIFF_Y="33.0"/>
      <bbk:Obs TIME_PERIOD="1987-07" OBS_VALUE="15.149" BBK_DIFF="9.3" BBK_DIFF_Y="30.8"/>
      <bbk:Obs TIME_PERIOD="1987-06" OBS_VALUE="13.86" BBK_DIFF="-4.9" BBK_DIFF_Y="17.5"/>
      <bbk:Obs TIME_PERIOD="1987-05" OBS_VALUE="14.567" BBK_DIFF="-3.9" BBK_DIFF_Y="34.3"/>
      <bbk:Obs TIME_PERIOD="1987-04" OBS_VALUE="15.153" BBK_DIFF="-3.5" BBK_DIFF_Y="53.7"/>
      <bbk:Obs TIME_PERIOD="1987-03" OBS_VALUE="15.697" BBK_DIFF="4.2" BBK_DIFF_Y="59.0"/>
      <bbk:Obs TIME_PERIOD="1987-02" OBS_VALUE="15.07" BBK_DIFF="2.1" BBK_DIFF_Y="54.6"/>
      <bbk:Obs TIME_PERIOD="1987-01" OBS_VALUE="14.755" BBK_DIFF="-6.7" BBK_DIFF_Y="56.2"/>
      <bbk:Obs TIME_PERIOD="1986-12" OBS_VALUE="15.81" BBK_DIFF="3.5" BBK_DIFF_Y="74.5"/>
      <bbk:Obs TIME_PERIOD="1986-11" OBS_VALUE="15.278" BBK_DIFF="6.5" BBK_DIFF_Y="72.8"/>
      <bbk:Obs TIME_PERIOD="1986-10" OBS_VALUE="14.344" BBK_DIFF="12.4" BBK_DIFF_Y="75.4"/>
      <bbk:Obs TIME_PERIOD="1986-09" OBS_VALUE="12.762" BBK_DIFF="3.9" BBK_DIFF_Y="40.1"/>
      <bbk:Obs TIME_PERIOD="1986-08" OBS_VALUE="12.28" BBK_DIFF="6.0" BBK_DIFF_Y="22.6"/>
      <bbk:Obs TIME_PERIOD="1986-07" OBS_VALUE="11.583" BBK_DIFF="-1.8" BBK_DIFF_Y="7.8"/>
      <bbk:Obs TIME_PERIOD="1986-06" OBS_VALUE="11.792" BBK_DIFF="8.7" BBK_DIFF_Y="-2.6"/>
      <bbk:Obs TIME_PERIOD="1986-05" OBS_VALUE="10.846" BBK_DIFF="10.0" BBK_DIFF_Y="-15.4"/>
      <bbk:Obs TIME_PERIOD="1986-04" OBS_VALUE="9.856" BBK_DIFF="-0.1" BBK_DIFF_Y="-28.5"/>
      <bbk:Obs TIME_PERIOD="1986-03" OBS_VALUE="9.87" BBK_DIFF="1.3" BBK_DIFF_Y="-28.8"/>
      <bbk:Obs TIME_PERIOD="1986-02" OBS_VALUE="9.748" BBK_DIFF="3.2" BBK_DIFF_Y="-42.3"/>
      <bbk:Obs TIME_PERIOD="1986-01" OBS_VALUE="9.445" BBK_DIFF="4.3" BBK_DIFF_Y="-48.4"/>
      <bbk:Obs TIME_PERIOD="1985-12" OBS_VALUE="9.059" BBK_DIFF="2.5" BBK_DIFF_Y="-52.3"/>
      <bbk:Obs TIME_PERIOD="1985-11" OBS_VALUE="8.842" BBK_DIFF="8.1" BBK_DIFF_Y="-53.5"/>
      <bbk:Obs TIME_PERIOD="1985-10" OBS_VALUE="8.177" BBK_DIFF="-10.2" BBK_DIFF_Y="-57.2"/>
      <bbk:Obs TIME_PERIOD="1985-09" OBS_VALUE="9.11" BBK_DIFF="-9.0" BBK_DIFF_Y="-53.1"/>
      <bbk:Obs TIME_PERIOD="1985-08" OBS_VALUE="10.014" BBK_DIFF="-6.8" BBK_DIFF_Y="-49.1"/>
      <bbk:Obs TIME_PERIOD="1985-07" OBS_VALUE="10.741" BBK_DIFF="-11.3" BBK_DIFF_Y="-45.4"/>
      <bbk:Obs TIME_PERIOD="1985-06" OBS_VALUE="12.108" BBK_DIFF="-5.5" BBK_DIFF_Y="-36.1"/>
      <bbk:Obs TIME_PERIOD="1985-05" OBS_VALUE="12.816" BBK_DIFF="-7.0" BBK_DIFF_Y="-32.2"/>
      <bbk:Obs TIME_PERIOD="1985-04" OBS_VALUE="13.785" BBK_DIFF="-0.6" BBK_DIFF_Y="-26.1"/>
      <bbk:Obs TIME_PERIOD="1985-03" OBS_VALUE="13.868" BBK_DIFF="-17.9" BBK_DIFF_Y="-27.4"/>
      <bbk:Obs TIME_PERIOD="1985-02" OBS_VALUE="16.884" BBK_DIFF="-7.7" BBK_DIFF_Y="-3.9"/>
      <bbk:Obs TIME_PERIOD="1985-01" OBS_VALUE="18.295" BBK_DIFF="-3.6" BBK_DIFF_Y="4.9"/>
      <bbk:Obs TIME_PERIOD="1984-12" OBS_VALUE="18.975" BBK_DIFF="-0.1" BBK_DIFF_Y="9.1"/>
      <bbk:Obs TIME_PERIOD="1984-11" OBS_VALUE="18.997" BBK_DIFF="-0.7" BBK_DIFF_Y="8.4"/>
      <bbk:Obs TIME_PERIOD="1984-10" OBS_VALUE="19.125" BBK_DIFF="-1.4" BBK_DIFF_Y="8.0"/>
      <bbk:Obs TIME_PERIOD="1984-09" OBS_VALUE="19.404" BBK_DIFF="-1.3" BBK_DIFF_Y="11.3"/>
      <bbk:Obs TIME_PERIOD="1984-08" OBS_VALUE="19.666" BBK_DIFF="-0.1" BBK_DIFF_Y="16.3"/>
      <bbk:Obs TIME_PERIOD="1984-07" OBS_VALUE="19.679" BBK_DIFF="3.8" BBK_DIFF_Y="15.2"/>
      <bbk:Obs TIME_PERIOD="1984-06" OBS_VALUE="18.953" BBK_DIFF="0.2" BBK_DIFF_Y="13.0"/>
      <bbk:Obs TIME_PERIOD="1984-05" OBS_VALUE="18.907" BBK_DIFF="1.3" BBK_DIFF_Y="11.2"/>
      <bbk:Obs TIME_PERIOD="1984-04" OBS_VALUE="18.662" BBK_DIFF="-2.3" BBK_DIFF_Y="9.1"/>
      <bbk:Obs TIME_PERIOD="1984-03" OBS_VALUE="19.096" BBK_DIFF="8.7" BBK_DIFF_Y="8.5"/>
      <bbk:Obs TIME_PERIOD="1984-02" OBS_VALUE="17.573" BBK_DIFF="0.7" BBK_DIFF_Y="0.7"/>
      <bbk:Obs TIME_PERIOD="1984-01" OBS_VALUE="17.448" BBK_DIFF="0.3" BBK_DIFF_Y="-5.2"/>
      <bbk:Obs TIME_PERIOD="1983-12" OBS_VALUE="17.398" BBK_DIFF="-0.7" BBK_DIFF_Y="6.3"/>
      <bbk:Obs TIME_PERIOD="1983-11" OBS_VALUE="17.52" BBK_DIFF="-1.1" BBK_DIFF_Y="-0.7"/>
      <bbk:Obs TIME_PERIOD="1983-10" OBS_VALUE="17.708" BBK_DIFF="1.6" BBK_DIFF_Y="3.9"/>
      <bbk:Obs TIME_PERIOD="1983-09" OBS_VALUE="17.432" BBK_DIFF="3.1" BBK_DIFF_Y="-2.8"/>
      <bbk:Obs TIME_PERIOD="1983-08" OBS_VALUE="16.911" BBK_DIFF="-1.0" BBK_DIFF_Y="-6.0"/>
      <bbk:Obs TIME_PERIOD="1983-07" OBS_VALUE="17.082" BBK_DIFF="1.8" BBK_DIFF_Y="-3.2"/>
      <bbk:Obs TIME_PERIOD="1983-06" OBS_VALUE="16.779" BBK_DIFF="-1.4" BBK_DIFF_Y="-6.7"/>
      <bbk:Obs TIME_PERIOD="1983-05" OBS_VALUE="17.009" BBK_DIFF="-0.5" BBK_DIFF_Y="-4.0"/>
      <bbk:Obs TIME_PERIOD="1983-04" OBS_VALUE="17.101" BBK_DIFF="-2.8" BBK_DIFF_Y="-0.8"/>
      <bbk:Obs TIME_PERIOD="1983-03" OBS_VALUE="17.599" BBK_DIFF="0.9" BBK_DIFF_Y="9.5"/>
      <bbk:Obs TIME_PERIOD="1983-02" OBS_VALUE="17.449" BBK_DIFF="-5.2" BBK_DIFF_Y="7.2"/>
      <bbk:Obs TIME_PERIOD="1983-01" OBS_VALUE="18.401" BBK_DIFF="12.4" BBK_DIFF_Y="21.3"/>
      <bbk:Obs TIME_PERIOD="1982-12" OBS_VALUE="16.374" BBK_DIFF="-7.2" BBK_DIFF_Y="3.8"/>
      <bbk:Obs TIME_PERIOD="1982-11" OBS_VALUE="17.642" BBK_DIFF="3.5" BBK_DIFF_Y="29.3"/>
      <bbk:Obs TIME_PERIOD="1982-10" OBS_VALUE="17.046" BBK_DIFF="-5.0" BBK_DIFF_Y="16.3"/>
      <bbk:Obs TIME_PERIOD="1982-09" OBS_VALUE="17.942" BBK_DIFF="-0.3" BBK_DIFF_Y="28.1"/>
      <bbk:Obs TIME_PERIOD="1982-08" OBS_VALUE="17.998" BBK_DIFF="2.0" BBK_DIFF_Y="25.3"/>
      <bbk:Obs TIME_PERIOD="1982-07" OBS_VALUE="17.653" BBK_DIFF="-1.8" BBK_DIFF_Y="18.0"/>
      <bbk:Obs TIME_PERIOD="1982-06" OBS_VALUE="17.977" BBK_DIFF="1.5" BBK_DIFF_Y="23.9"/>
      <bbk:Obs TIME_PERIOD="1982-05" OBS_VALUE="17.718" BBK_DIFF="2.8" BBK_DIFF_Y="21.2"/>
      <bbk:Obs TIME_PERIOD="1982-04" OBS_VALUE="17.237" BBK_DIFF="7.3" BBK_DIFF_Y="19.2"/>
      <bbk:Obs TIME_PERIOD="1982-03" OBS_VALUE="16.07" BBK_DIFF="-1.2" BBK_DIFF_Y="14.8"/>
      <bbk:Obs TIME_PERIOD="1982-02" OBS_VALUE="16.272" BBK_DIFF="7.3" BBK_DIFF_Y="27.8"/>
      <bbk:Obs TIME_PERIOD="1982-01" OBS_VALUE="15.17" BBK_DIFF="-3.9" BBK_DIFF_Y="18.4"/>
      <bbk:Obs TIME_PERIOD="1981-12" OBS_VALUE="15.781" BBK_DIFF="15.7" BBK_DIFF_Y="30.2"/>
      <bbk:Obs TIME_PERIOD="1981-11" OBS_VALUE="13.64" BBK_DIFF="-6.9" BBK_DIFF_Y="17.2"/>
      <bbk:Obs TIME_PERIOD="1981-10" OBS_VALUE="14.652" BBK_DIFF="4.6" BBK_DIFF_Y="36.1"/>
      <bbk:Obs TIME_PERIOD="1981-09" OBS_VALUE="14.009" BBK_DIFF="-2.4" BBK_DIFF_Y="30.5"/>
      <bbk:Obs TIME_PERIOD="1981-08" OBS_VALUE="14.36" BBK_DIFF="-4.0" BBK_DIFF_Y="51.7"/>
      <bbk:Obs TIME_PERIOD="1981-07" OBS_VALUE="14.957" BBK_DIFF="3.1" BBK_DIFF_Y="81.6"/>
      <bbk:Obs TIME_PERIOD="1981-06" OBS_VALUE="14.509" BBK_DIFF="-0.7" BBK_DIFF_Y="82.4"/>
      <bbk:Obs TIME_PERIOD="1981-05" OBS_VALUE="14.618" BBK_DIFF="1.1" BBK_DIFF_Y="107.2"/>
      <bbk:Obs TIME_PERIOD="1981-04" OBS_VALUE="14.455" BBK_DIFF="3.3" BBK_DIFF_Y="119.3"/>
      <bbk:Obs TIME_PERIOD="1981-03" OBS_VALUE="13.993" BBK_DIFF="9.9" BBK_DIFF_Y="124.5"/>
      <bbk:Obs TIME_PERIOD="1981-02" OBS_VALUE="12.728" BBK_DIFF="-0.6" BBK_DIFF_Y="95.1"/>
      <bbk:Obs TIME_PERIOD="1981-01" OBS_VALUE="12.809" BBK_DIFF="5.7" BBK_DIFF_Y="124.3"/>
      <bbk:Obs TIME_PERIOD="1980-12" OBS_VALUE="12.118" BBK_DIFF="4.1" BBK_DIFF_Y="32.0"/>
      <bbk:Obs TIME_PERIOD="1980-11" OBS_VALUE="11.64" BBK_DIFF="8.1" BBK_DIFF_Y="30.2"/>
      <bbk:Obs TIME_PERIOD="1980-10" OBS_VALUE="10.766" BBK_DIFF="0.3" BBK_DIFF_Y="3.8"/>
      <bbk:Obs TIME_PERIOD="1980-09" OBS_VALUE="10.738" BBK_DIFF="13.5" BBK_DIFF_Y="16.4"/>
      <bbk:Obs TIME_PERIOD="1980-08" OBS_VALUE="9.463" BBK_DIFF="14.9" BBK_DIFF_Y="2.0"/>
      <bbk:Obs TIME_PERIOD="1980-07" OBS_VALUE="8.234" BBK_DIFF="3.5" BBK_DIFF_Y="-9.5"/>
      <bbk:Obs TIME_PERIOD="1980-06" OBS_VALUE="7.953" BBK_DIFF="12.7" BBK_DIFF_Y="-9.6"/>
      <bbk:Obs TIME_PERIOD="1980-05" OBS_VALUE="7.054" BBK_DIFF="7.0" BBK_DIFF_Y="-21.7"/>
      <bbk:Obs TIME_PERIOD="1980-04" OBS_VALUE="6.592" BBK_DIFF="5.8" BBK_DIFF_Y="-24.7"/>
      <bbk:Obs TIME_PERIOD="1980-03" OBS_VALUE="6.232" BBK_DIFF="-4.5" BBK_DIFF_Y="-28.2"/>
      <bbk:Obs TIME_PERIOD="1980-02" OBS_VALUE="6.523" BBK_DIFF="14.2" BBK_DIFF_Y="-20.4"/>
      <bbk:Obs TIME_PERIOD="1980-01" OBS_VALUE="5.711" BBK_DIFF="-37.8" BBK_DIFF_Y="-25.3"/>
      <bbk:Obs TIME_PERIOD="1979-12" OBS_VALUE="9.181" BBK_DIFF="2.7" BBK_DIFF_Y="161.0"/>
      <bbk:Obs TIME_PERIOD="1979-11" OBS_VALUE="8.94" BBK_DIFF="-13.8" BBK_DIFF_Y="147.4"/>
      <bbk:Obs TIME_PERIOD="1979-10" OBS_VALUE="10.374" BBK_DIFF="12.5" BBK_DIFF_Y="472.5"/>
      <bbk:Obs TIME_PERIOD="1979-09" OBS_VALUE="9.223" BBK_DIFF="-0.6" BBK_DIFF_Y="394.3"/>
      <bbk:Obs TIME_PERIOD="1979-08" OBS_VALUE="9.279" BBK_DIFF="2.0" BBK_DIFF_Y="389.9"/>
      <bbk:Obs TIME_PERIOD="1979-07" OBS_VALUE="9.098" BBK_DIFF="3.4" BBK_DIFF_Y="398.0"/>
      <bbk:Obs TIME_PERIOD="1979-06" OBS_VALUE="8.797" BBK_DIFF="-2.4" BBK_DIFF_Y="353.5"/>
      <bbk:Obs TIME_PERIOD="1979-05" OBS_VALUE="9.01" BBK_DIFF="2.9" BBK_DIFF_Y="375.5"/>
      <bbk:Obs TIME_PERIOD="1979-04" OBS_VALUE="8.754" BBK_DIFF="0.8" BBK_DIFF_Y="300.5"/>
      <bbk:Obs TIME_PERIOD="1979-03" OBS_VALUE="8.683" BBK_DIFF="6.0" BBK_DIFF_Y="292.4"/>
      <bbk:Obs TIME_PERIOD="1979-02" OBS_VALUE="8.193" BBK_DIFF="7.2" BBK_DIFF_Y="281.1"/>
      <bbk:Obs TIME_PERIOD="1979-01" OBS_VALUE="7.642" BBK_DIFF="117.2" BBK_DIFF_Y="195.3"/>
      <bbk:Obs TIME_PERIOD="1978-12" OBS_VALUE="3.518" BBK_DIFF="-2.6" BBK_DIFF_Y="-6.5"/>
      <bbk:Obs TIME_PERIOD="1978-11" OBS_VALUE="3.613" BBK_DIFF="99.4" BBK_DIFF_Y="-15.6"/>
      <bbk:Obs TIME_PERIOD="1978-10" OBS_VALUE="1.812" BBK_DIFF="-2.9" BBK_DIFF_Y="-62.1"/>
      <bbk:Obs TIME_PERIOD="1978-09" OBS_VALUE="1.866" BBK_DIFF="-1.5" BBK_DIFF_Y="-61.0"/>
      <bbk:Obs TIME_PERIOD="1978-08" OBS_VALUE="1.894" BBK_DIFF="3.7" BBK_DIFF_Y="-60.2"/>
      <bbk:Obs TIME_PERIOD="1978-07" OBS_VALUE="1.827" BBK_DIFF="-5.8" BBK_DIFF_Y="-62.5"/>
      <bbk:Obs TIME_PERIOD="1978-06" OBS_VALUE="1.94" BBK_DIFF="2.4" BBK_DIFF_Y="-63.1"/>
      <bbk:Obs TIME_PERIOD="1978-05" OBS_VALUE="1.895" BBK_DIFF="-13.3" BBK_DIFF_Y="-65.3"/>
      <bbk:Obs TIME_PERIOD="1978-04" OBS_VALUE="2.186" BBK_DIFF="-1.2" BBK_DIFF_Y="-62.0"/>
      <bbk:Obs TIME_PERIOD="1978-03" OBS_VALUE="2.213" BBK_DIFF="2.9" BBK_DIFF_Y="-64.9"/>
      <bbk:Obs TIME_PERIOD="1978-02" OBS_VALUE="2.15" BBK_DIFF="-16.9" BBK_DIFF_Y="-65.1"/>
      <bbk:Obs TIME_PERIOD="1978-01" OBS_VALUE="2.588" BBK_DIFF="-31.2" BBK_DIFF_Y="-55.9"/>
      <bbk:Obs TIME_PERIOD="1977-12" OBS_VALUE="3.764" BBK_DIFF="-12.1" BBK_DIFF_Y="-20.9"/>
      <bbk:Obs TIME_PERIOD="1977-11" OBS_VALUE="4.283" BBK_DIFF="-10.5" BBK_DIFF_Y="0.2"/>
      <bbk:Obs TIME_PERIOD="1977-10" OBS_VALUE="4.784" BBK_DIFF="0.0" BBK_DIFF_Y="28.2"/>
      <bbk:Obs TIME_PERIOD="1977-09" OBS_VALUE="4.785" BBK_DIFF="0.5" BBK_DIFF_Y="22.1"/>
      <bbk:Obs TIME_PERIOD="1977-08" OBS_VALUE="4.76" BBK_DIFF="-2.2" BBK_DIFF_Y="20.1"/>
      <bbk:Obs TIME_PERIOD="1977-07" OBS_VALUE="4.866" BBK_DIFF="-7.5" BBK_DIFF_Y="27.7"/>
      <bbk:Obs TIME_PERIOD="1977-06" OBS_VALUE="5.26" BBK_DIFF="-3.7" BBK_DIFF_Y="55.3"/>
      <bbk:Obs TIME_PERIOD="1977-05" OBS_VALUE="5.462" BBK_DIFF="-5.1" BBK_DIFF_Y="85.2"/>
      <bbk:Obs TIME_PERIOD="1977-04" OBS_VALUE="5.758" BBK_DIFF="-8.6" BBK_DIFF_Y="124.2"/>
      <bbk:Obs TIME_PERIOD="1977-03" OBS_VALUE="6.303" BBK_DIFF="2.3" BBK_DIFF_Y="197.9"/>
      <bbk:Obs TIME_PERIOD="1977-02" OBS_VALUE="6.161" BBK_DIFF="5.0" BBK_DIFF_Y="177.4"/>
      <bbk:Obs TIME_PERIOD="1977-01" OBS_VALUE="5.865" BBK_DIFF="23.2" BBK_DIFF_Y="143.6"/>
      <bbk:Obs TIME_PERIOD="1976-12" OBS_VALUE="4.759" BBK_DIFF="11.4" BBK_DIFF_Y="93.9"/>
      <bbk:Obs TIME_PERIOD="1976-11" OBS_VALUE="4.273" BBK_DIFF="14.5" BBK_DIFF_Y="69.6"/>
      <bbk:Obs TIME_PERIOD="1976-10" OBS_VALUE="3.733" BBK_DIFF="-4.8" BBK_DIFF_Y="46.3"/>
      <bbk:Obs TIME_PERIOD="1976-09" OBS_VALUE="3.92" BBK_DIFF="-1.1" BBK_DIFF_Y="52.7"/>
      <bbk:Obs TIME_PERIOD="1976-08" OBS_VALUE="3.964" BBK_DIFF="4.0" BBK_DIFF_Y="18.7"/>
      <bbk:Obs TIME_PERIOD="1976-07" OBS_VALUE="3.811" BBK_DIFF="12.5" BBK_DIFF_Y="-3.2"/>
      <bbk:Obs TIME_PERIOD="1976-06" OBS_VALUE="3.387" BBK_DIFF="14.8" BBK_DIFF_Y="-20.5"/>
      <bbk:Obs TIME_PERIOD="1976-05" OBS_VALUE="2.95" BBK_DIFF="14.9" BBK_DIFF_Y="-29.1"/>
      <bbk:Obs TIME_PERIOD="1976-04" OBS_VALUE="2.568" BBK_DIFF="21.4" BBK_DIFF_Y="-41.8"/>
      <bbk:Obs TIME_PERIOD="1976-03" OBS_VALUE="2.116" BBK_DIFF="-4.7" BBK_DIFF_Y="-53.1"/>
      <bbk:Obs TIME_PERIOD="1976-02" OBS_VALUE="2.221" BBK_DIFF="-7.8" BBK_DIFF_Y="-50.3"/>
      <bbk:Obs TIME_PERIOD="1976-01" OBS_VALUE="2.408" BBK_DIFF="-1.9" BBK_DIFF_Y="-48.7"/>
      <bbk:Obs TIME_PERIOD="1975-12" OBS_VALUE="2.454" BBK_DIFF="-2.6"/>
      <bbk:Obs TIME_PERIOD="1975-11" OBS_VALUE="2.519" BBK_DIFF="-1.3"/>
      <bbk:Obs TIME_PERIOD="1975-10" OBS_VALUE="2.552" BBK_DIFF="-0.6"/>
      <bbk:Obs TIME_PERIOD="1975-09" OBS_VALUE="2.567" BBK_DIFF="-23.1"/>
      <bbk:Obs TIME_PERIOD="1975-08" OBS_VALUE="3.339" BBK_DIFF="-15.1"/>
      <bbk:Obs TIME_PERIOD="1975-07" OBS_VALUE="3.935" BBK_DIFF="-7.6"/>
      <bbk:Obs TIME_PERIOD="1975-06" OBS_VALUE="4.258" BBK_DIFF="2.3"/>
      <bbk:Obs TIME_PERIOD="1975-05" OBS_VALUE="4.161" BBK_DIFF="-5.8"/>
      <bbk:Obs TIME_PERIOD="1975-04" OBS_VALUE="4.416" BBK_DIFF="-2.2"/>
      <bbk:Obs TIME_PERIOD="1975-03" OBS_VALUE="4.515" BBK_DIFF="1.1"/>
      <bbk:Obs TIME_PERIOD="1975-02" OBS_VALUE="4.465" BBK_DIFF="-5.0"/>
      <bbk:Obs TIME_PERIOD="1975-01" OBS_VALUE="4.698"/>
      <bbk:Obs TIME_PERIOD="1974-12" OBS_VALUE="0.0" BBK_OBS_STATUS="N" BBK_DIFF_Y="-100.0"/>
      <bbk:Obs TIME_PERIOD="1974-11" OBS_VALUE="0.0" BBK_OBS_STATUS="N" BBK_DIFF_Y="-100.0"/>
      <bbk:Obs TIME_PERIOD="1974-10" OBS_VALUE="0.0" BBK_OBS_STATUS="N" BBK_DIFF_Y="-100.0"/>
      <bbk:Obs TIME_PERIOD="1974-09" OBS_VALUE="0.0" BBK_OBS_STATUS="N" BBK_DIFF_Y="-100.0"/>
      <bbk:Obs TIME_PERIOD="1974-08" OBS_VALUE="0.0" BBK_OBS_STATUS="N" BBK_DIFF_Y="-100.0"/>
      <bbk:Obs TIME_PERIOD="1974-07" OBS_VALUE="0.0" BBK_OBS_STATUS="N" BBK_DIFF_Y="-100.0"/>
      <bbk:Obs TIME_PERIOD="1974-06" OBS_VALUE="0.0" BBK_OBS_STATUS="N" BBK_DIFF_Y="-100.0"/>
      <bbk:Obs TIME_PERIOD="1974-05" OBS_VALUE="0.0" BBK_OBS_STATUS="N" BBK_DIFF_Y="-100.0"/>
      <bbk:Obs TIME_PERIOD="1974-04" OBS_VALUE="0.0" BBK_OBS_STATUS="N" BBK_DIFF_Y="-100.0"/>
      <bbk:Obs TIME_PERIOD="1974-03" OBS_VALUE="0.0" BBK_OBS_STATUS="N" BBK_DIFF_Y="-100.0"/>
      <bbk:Obs TIME_PERIOD="1974-02" OBS_VALUE="0.0" BBK_OBS_STATUS="N" BBK_DIFF_Y="-100.0"/>
      <bbk:Obs TIME_PERIOD="1974-01" OBS_VALUE="0.0" BBK_OBS_STATUS="N" BBK_DIFF="-100.0" BBK_DIFF_Y="-100.0"/>
      <bbk:Obs TIME_PERIOD="1973-12" OBS_VALUE="1.483" BBK_DIFF="14.5" BBK_DIFF_Y="-44.7"/>
      <bbk:Obs TIME_PERIOD="1973-11" OBS_VALUE="1.295" BBK_DIFF="-13.8" BBK_DIFF_Y="-55.8"/>
      <bbk:Obs TIME_PERIOD="1973-10" OBS_VALUE="1.503" BBK_DIFF="-4.0" BBK_DIFF_Y="-53.3"/>
      <bbk:Obs TIME_PERIOD="1973-09" OBS_VALUE="1.566" BBK_DIFF="-9.0" BBK_DIFF_Y="-51.4"/>
      <bbk:Obs TIME_PERIOD="1973-08" OBS_VALUE="1.72" BBK_DIFF="21.6" BBK_DIFF_Y="-42.0"/>
      <bbk:Obs TIME_PERIOD="1973-07" OBS_VALUE="1.414" BBK_DIFF="-6.0" BBK_DIFF_Y="-61.2"/>
      <bbk:Obs TIME_PERIOD="1973-06" OBS_VALUE="1.505" BBK_DIFF="-14.5" BBK_DIFF_Y="-62.9"/>
      <bbk:Obs TIME_PERIOD="1973-05" OBS_VALUE="1.76" BBK_DIFF="3.4" BBK_DIFF_Y="-54.1"/>
      <bbk:Obs TIME_PERIOD="1973-04" OBS_VALUE="1.702" BBK_DIFF="-4.5" BBK_DIFF_Y="-58.7"/>
      <bbk:Obs TIME_PERIOD="1973-03" OBS_VALUE="1.782" BBK_DIFF="-9.9" BBK_DIFF_Y="-57.4"/>
      <bbk:Obs TIME_PERIOD="1973-02" OBS_VALUE="1.977" BBK_DIFF="-27.7" BBK_DIFF_Y="-51.2"/>
      <bbk:Obs TIME_PERIOD="1973-01" OBS_VALUE="2.734" BBK_DIFF="1.9" BBK_DIFF_Y="-13.0"/>
      <bbk:Obs TIME_PERIOD="1972-12" OBS_VALUE="2.682" BBK_DIFF="-8.4" BBK_DIFF_Y="-18.5"/>
      <bbk:Obs TIME_PERIOD="1972-11" OBS_VALUE="2.928" BBK_DIFF="-9.0" BBK_DIFF_Y="-2.1"/>
      <bbk:Obs TIME_PERIOD="1972-10" OBS_VALUE="3.219" BBK_DIFF="0.0" BBK_DIFF_Y="32.3"/>
      <bbk:Obs TIME_PERIOD="1972-09" OBS_VALUE="3.219" BBK_DIFF="8.6" BBK_DIFF_Y="23.3"/>
      <bbk:Obs TIME_PERIOD="1972-08" OBS_VALUE="2.965" BBK_DIFF="-18.6" BBK_DIFF_Y="0.2"/>
      <bbk:Obs TIME_PERIOD="1972-07" OBS_VALUE="3.644" BBK_DIFF="-10.1" BBK_DIFF_Y="65.3"/>
      <bbk:Obs TIME_PERIOD="1972-06" OBS_VALUE="4.055" BBK_DIFF="5.7" BBK_DIFF_Y="115.5"/>
      <bbk:Obs TIME_PERIOD="1972-05" OBS_VALUE="3.836" BBK_DIFF="-6.8" BBK_DIFF_Y="117.6"/>
      <bbk:Obs TIME_PERIOD="1972-04" OBS_VALUE="4.117" BBK_DIFF="-1.7" BBK_DIFF_Y="192.6"/>
      <bbk:Obs TIME_PERIOD="1972-03" OBS_VALUE="4.188" BBK_DIFF="3.3" BBK_DIFF_Y="242.4"/>
      <bbk:Obs TIME_PERIOD="1972-02" OBS_VALUE="4.054" BBK_DIFF="29.0" BBK_DIFF_Y="258.1"/>
      <bbk:Obs TIME_PERIOD="1972-01" OBS_VALUE="3.143" BBK_DIFF="-4.5" BBK_DIFF_Y="165.0"/>
      <bbk:Obs TIME_PERIOD="1971-12" OBS_VALUE="3.291" BBK_DIFF="10.0"/>
      <bbk:Obs TIME_PERIOD="1971-11" OBS_VALUE="2.991" BBK_DIFF="22.9"/>
      <bbk:Obs TIME_PERIOD="1971-10" OBS_VALUE="2.433" BBK_DIFF="-6.8"/>
      <bbk:Obs TIME_PERIOD="1971-09" OBS_VALUE="2.611" BBK_DIFF="-11.8"/>
      <bbk:Obs TIME_PERIOD="1971-08" OBS_VALUE="2.96" BBK_DIFF="34.3"/>
      <bbk:Obs TIME_PERIOD="1971-07" OBS_VALUE="2.204" BBK_DIFF="17.1"/>
      <bbk:Obs TIME_PERIOD="1971-06" OBS_VALUE="1.882" BBK_DIFF="6.7"/>
      <bbk:Obs TIME_PERIOD="1971-05" OBS_VALUE="1.763" BBK_DIFF="25.3"/>
      <bbk:Obs TIME_PERIOD="1971-04" OBS_VALUE="1.407" BBK_DIFF="15.0"/>
      <bbk:Obs TIME_PERIOD="1971-03" OBS_VALUE="1.223" BBK_DIFF="8.0"/>
      <bbk:Obs TIME_PERIOD="1971-02" OBS_VALUE="1.132" BBK_DIFF="-4.6"/>
      <bbk:Obs TIME_PERIOD="1971-01" OBS_VALUE="1.186"/>
    </bbk:Series>
  </bbk:DataSet>
</CompactData>
