<?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_R2_S1_S1_T_C_IN2__Z__Z__Z_EUR__T__X_N_ALL</ID>
    <Test>false</Test>
    <Truncated>false</Truncated>
    <Prepared>2026-05-01T18:35:36</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.R2.S1.S1.T.C.IN2._Z._Z._Z.EUR._T._X.N.ALL" DECIMALS="3" UNIT="Euro" UNIT_MULT="6" BBK_TITLE="Leistungsbilanz / Sekundäreinkommen / Einnahmen / EFTA (Europäische Freihandelszone)" BBK_TITLE_ENG="Current account / Secondary income / Receipts / EFTA (European Free Trade Association)">
      <bbk:Obs TIME_PERIOD="2026-02" OBS_VALUE="1157.436" BBK_DIFF="14.7" BBK_DIFF_Y="12.8"/>
      <bbk:Obs TIME_PERIOD="2026-01" OBS_VALUE="1008.797" BBK_DIFF="2.1" BBK_DIFF_Y="12.2"/>
      <bbk:Obs TIME_PERIOD="2025-12" OBS_VALUE="988.124" BBK_DIFF="14.0" BBK_DIFF_Y="15.7"/>
      <bbk:Obs TIME_PERIOD="2025-11" OBS_VALUE="867.025" BBK_DIFF="-1.6" BBK_DIFF_Y="28.1"/>
      <bbk:Obs TIME_PERIOD="2025-10" OBS_VALUE="881.04" BBK_DIFF="-8.9" BBK_DIFF_Y="19.6"/>
      <bbk:Obs TIME_PERIOD="2025-09" OBS_VALUE="966.896" BBK_DIFF="9.3" BBK_DIFF_Y="23.3"/>
      <bbk:Obs TIME_PERIOD="2025-08" OBS_VALUE="884.345" BBK_DIFF="-7.3" BBK_DIFF_Y="33.1"/>
      <bbk:Obs TIME_PERIOD="2025-07" OBS_VALUE="954.13" BBK_DIFF="-4.6" BBK_DIFF_Y="37.1"/>
      <bbk:Obs TIME_PERIOD="2025-06" OBS_VALUE="1000.488" BBK_DIFF="-30.1" BBK_DIFF_Y="-2.2"/>
      <bbk:Obs TIME_PERIOD="2025-05" OBS_VALUE="1430.854" BBK_DIFF="47.9" BBK_DIFF_Y="30.0"/>
      <bbk:Obs TIME_PERIOD="2025-04" OBS_VALUE="967.587" BBK_DIFF="-3.6" BBK_DIFF_Y="17.1"/>
      <bbk:Obs TIME_PERIOD="2025-03" OBS_VALUE="1003.908" BBK_DIFF="-2.2" BBK_DIFF_Y="27.3"/>
      <bbk:Obs TIME_PERIOD="2025-02" OBS_VALUE="1026.422" BBK_DIFF="14.1" BBK_DIFF_Y="31.0"/>
      <bbk:Obs TIME_PERIOD="2025-01" OBS_VALUE="899.427" BBK_DIFF="5.3" BBK_DIFF_Y="22.8"/>
      <bbk:Obs TIME_PERIOD="2024-12" OBS_VALUE="854.11" BBK_DIFF="26.2" BBK_DIFF_Y="42.0"/>
      <bbk:Obs TIME_PERIOD="2024-11" OBS_VALUE="677.015" BBK_DIFF="-8.1" BBK_DIFF_Y="28.0"/>
      <bbk:Obs TIME_PERIOD="2024-10" OBS_VALUE="736.771" BBK_DIFF="-6.0" BBK_DIFF_Y="47.3"/>
      <bbk:Obs TIME_PERIOD="2024-09" OBS_VALUE="784.058" BBK_DIFF="18.0" BBK_DIFF_Y="29.8"/>
      <bbk:Obs TIME_PERIOD="2024-08" OBS_VALUE="664.361" BBK_DIFF="-4.5" BBK_DIFF_Y="35.0"/>
      <bbk:Obs TIME_PERIOD="2024-07" OBS_VALUE="695.77" BBK_DIFF="-32.0" BBK_DIFF_Y="26.8"/>
      <bbk:Obs TIME_PERIOD="2024-06" OBS_VALUE="1023.229" BBK_DIFF="-7.0" BBK_DIFF_Y="62.2"/>
      <bbk:Obs TIME_PERIOD="2024-05" OBS_VALUE="1100.33" BBK_DIFF="33.2" BBK_DIFF_Y="-24.5"/>
      <bbk:Obs TIME_PERIOD="2024-04" OBS_VALUE="826.288" BBK_DIFF="4.7" BBK_DIFF_Y="41.3"/>
      <bbk:Obs TIME_PERIOD="2024-03" OBS_VALUE="788.894" BBK_DIFF="0.7" BBK_DIFF_Y="32.8"/>
      <bbk:Obs TIME_PERIOD="2024-02" OBS_VALUE="783.338" BBK_DIFF="6.9" BBK_DIFF_Y="32.1"/>
      <bbk:Obs TIME_PERIOD="2024-01" OBS_VALUE="732.471" BBK_DIFF="21.8" BBK_DIFF_Y="34.3"/>
      <bbk:Obs TIME_PERIOD="2023-12" OBS_VALUE="601.419" BBK_DIFF="13.7" BBK_DIFF_Y="3.1"/>
      <bbk:Obs TIME_PERIOD="2023-11" OBS_VALUE="528.938" BBK_DIFF="5.7" BBK_DIFF_Y="-11.3"/>
      <bbk:Obs TIME_PERIOD="2023-10" OBS_VALUE="500.27" BBK_DIFF="-17.2" BBK_DIFF_Y="14.4"/>
      <bbk:Obs TIME_PERIOD="2023-09" OBS_VALUE="604.138" BBK_DIFF="22.8" BBK_DIFF_Y="21.2"/>
      <bbk:Obs TIME_PERIOD="2023-08" OBS_VALUE="492.118" BBK_DIFF="-10.3" BBK_DIFF_Y="11.5"/>
      <bbk:Obs TIME_PERIOD="2023-07" OBS_VALUE="548.681" BBK_DIFF="-13.0" BBK_DIFF_Y="27.6"/>
      <bbk:Obs TIME_PERIOD="2023-06" OBS_VALUE="630.983" BBK_DIFF="-56.7" BBK_DIFF_Y="27.8"/>
      <bbk:Obs TIME_PERIOD="2023-05" OBS_VALUE="1456.797" BBK_DIFF="149.2" BBK_DIFF_Y="19.5"/>
      <bbk:Obs TIME_PERIOD="2023-04" OBS_VALUE="584.65" BBK_DIFF="-1.6" BBK_DIFF_Y="23.9"/>
      <bbk:Obs TIME_PERIOD="2023-03" OBS_VALUE="593.881" BBK_DIFF="0.2" BBK_DIFF_Y="17.7"/>
      <bbk:Obs TIME_PERIOD="2023-02" OBS_VALUE="592.78" BBK_DIFF="8.7" BBK_DIFF_Y="26.3"/>
      <bbk:Obs TIME_PERIOD="2023-01" OBS_VALUE="545.35" BBK_DIFF="-6.5" BBK_DIFF_Y="29.1"/>
      <bbk:Obs TIME_PERIOD="2022-12" OBS_VALUE="583.333" BBK_DIFF="-2.1" BBK_DIFF_Y="-10.7"/>
      <bbk:Obs TIME_PERIOD="2022-11" OBS_VALUE="596.069" BBK_DIFF="36.3" BBK_DIFF_Y="51.0"/>
      <bbk:Obs TIME_PERIOD="2022-10" OBS_VALUE="437.294" BBK_DIFF="-12.3" BBK_DIFF_Y="12.1"/>
      <bbk:Obs TIME_PERIOD="2022-09" OBS_VALUE="498.374" BBK_DIFF="12.9" BBK_DIFF_Y="5.4"/>
      <bbk:Obs TIME_PERIOD="2022-08" OBS_VALUE="441.415" BBK_DIFF="2.7" BBK_DIFF_Y="12.1"/>
      <bbk:Obs TIME_PERIOD="2022-07" OBS_VALUE="429.915" BBK_DIFF="-12.9" BBK_DIFF_Y="-14.2"/>
      <bbk:Obs TIME_PERIOD="2022-06" OBS_VALUE="493.705" BBK_DIFF="-59.5" BBK_DIFF_Y="-17.4"/>
      <bbk:Obs TIME_PERIOD="2022-05" OBS_VALUE="1219.322" BBK_DIFF="158.5" BBK_DIFF_Y="81.9"/>
      <bbk:Obs TIME_PERIOD="2022-04" OBS_VALUE="471.685" BBK_DIFF="-6.5" BBK_DIFF_Y="-3.5"/>
      <bbk:Obs TIME_PERIOD="2022-03" OBS_VALUE="504.555" BBK_DIFF="7.5" BBK_DIFF_Y="5.6"/>
      <bbk:Obs TIME_PERIOD="2022-02" OBS_VALUE="469.404" BBK_DIFF="11.2" BBK_DIFF_Y="-13.0"/>
      <bbk:Obs TIME_PERIOD="2022-01" OBS_VALUE="422.281" BBK_DIFF="-35.4" BBK_DIFF_Y="20.2"/>
      <bbk:Obs TIME_PERIOD="2021-12" OBS_VALUE="653.205" BBK_DIFF="65.5" BBK_DIFF_Y="63.4"/>
      <bbk:Obs TIME_PERIOD="2021-11" OBS_VALUE="394.795" BBK_DIFF="1.2" BBK_DIFF_Y="-23.4"/>
      <bbk:Obs TIME_PERIOD="2021-10" OBS_VALUE="389.932" BBK_DIFF="-17.6" BBK_DIFF_Y="-31.2"/>
      <bbk:Obs TIME_PERIOD="2021-09" OBS_VALUE="472.99" BBK_DIFF="20.2" BBK_DIFF_Y="-14.9"/>
      <bbk:Obs TIME_PERIOD="2021-08" OBS_VALUE="393.613" BBK_DIFF="-21.4" BBK_DIFF_Y="-11.8"/>
      <bbk:Obs TIME_PERIOD="2021-07" OBS_VALUE="501.077" BBK_DIFF="-16.1" BBK_DIFF_Y="2.8"/>
      <bbk:Obs TIME_PERIOD="2021-06" OBS_VALUE="597.511" BBK_DIFF="-10.9" BBK_DIFF_Y="-8.3"/>
      <bbk:Obs TIME_PERIOD="2021-05" OBS_VALUE="670.317" BBK_DIFF="37.1" BBK_DIFF_Y="2.8"/>
      <bbk:Obs TIME_PERIOD="2021-04" OBS_VALUE="488.75" BBK_DIFF="2.3" BBK_DIFF_Y="11.9"/>
      <bbk:Obs TIME_PERIOD="2021-03" OBS_VALUE="477.703" BBK_DIFF="-11.5" BBK_DIFF_Y="-21.0"/>
      <bbk:Obs TIME_PERIOD="2021-02" OBS_VALUE="539.75" BBK_DIFF="53.7" BBK_DIFF_Y="-8.9"/>
      <bbk:Obs TIME_PERIOD="2021-01" OBS_VALUE="351.263" BBK_DIFF="-12.1" BBK_DIFF_Y="-25.8"/>
      <bbk:Obs TIME_PERIOD="2020-12" OBS_VALUE="399.796" BBK_DIFF="-22.4" BBK_DIFF_Y="-35.9"/>
      <bbk:Obs TIME_PERIOD="2020-11" OBS_VALUE="515.131" BBK_DIFF="-9.1" BBK_DIFF_Y="-1.3"/>
      <bbk:Obs TIME_PERIOD="2020-10" OBS_VALUE="566.957" BBK_DIFF="2.0" BBK_DIFF_Y="9.0"/>
      <bbk:Obs TIME_PERIOD="2020-09" OBS_VALUE="556.019" BBK_DIFF="24.6" BBK_DIFF_Y="-6.9"/>
      <bbk:Obs TIME_PERIOD="2020-08" OBS_VALUE="446.084" BBK_DIFF="-8.4" BBK_DIFF_Y="-13.1"/>
      <bbk:Obs TIME_PERIOD="2020-07" OBS_VALUE="487.245" BBK_DIFF="-25.2" BBK_DIFF_Y="-4.7"/>
      <bbk:Obs TIME_PERIOD="2020-06" OBS_VALUE="651.623" BBK_DIFF="-0.1" BBK_DIFF_Y="3.1"/>
      <bbk:Obs TIME_PERIOD="2020-05" OBS_VALUE="652.315" BBK_DIFF="49.3" BBK_DIFF_Y="-32.9"/>
      <bbk:Obs TIME_PERIOD="2020-04" OBS_VALUE="436.964" BBK_DIFF="-27.7" BBK_DIFF_Y="-24.2"/>
      <bbk:Obs TIME_PERIOD="2020-03" OBS_VALUE="604.336" BBK_DIFF="2.0" BBK_DIFF_Y="6.0"/>
      <bbk:Obs TIME_PERIOD="2020-02" OBS_VALUE="592.329" BBK_DIFF="25.2" BBK_DIFF_Y="-2.0"/>
      <bbk:Obs TIME_PERIOD="2020-01" OBS_VALUE="473.082" BBK_DIFF="-24.1" BBK_DIFF_Y="-7.0"/>
      <bbk:Obs TIME_PERIOD="2019-12" OBS_VALUE="623.304" BBK_DIFF="19.4" BBK_DIFF_Y="28.7"/>
      <bbk:Obs TIME_PERIOD="2019-11" OBS_VALUE="522.008" BBK_DIFF="0.3" BBK_DIFF_Y="29.1"/>
      <bbk:Obs TIME_PERIOD="2019-10" OBS_VALUE="520.323" BBK_DIFF="-12.8" BBK_DIFF_Y="28.1"/>
      <bbk:Obs TIME_PERIOD="2019-09" OBS_VALUE="597.013" BBK_DIFF="16.4" BBK_DIFF_Y="20.8"/>
      <bbk:Obs TIME_PERIOD="2019-08" OBS_VALUE="513.084" BBK_DIFF="0.3" BBK_DIFF_Y="29.5"/>
      <bbk:Obs TIME_PERIOD="2019-07" OBS_VALUE="511.533" BBK_DIFF="-19.1" BBK_DIFF_Y="33.3"/>
      <bbk:Obs TIME_PERIOD="2019-06" OBS_VALUE="632.095" BBK_DIFF="-35.0" BBK_DIFF_Y="26.9"/>
      <bbk:Obs TIME_PERIOD="2019-05" OBS_VALUE="972.104" BBK_DIFF="68.6" BBK_DIFF_Y="35.9"/>
      <bbk:Obs TIME_PERIOD="2019-04" OBS_VALUE="576.445" BBK_DIFF="1.1" BBK_DIFF_Y="12.4"/>
      <bbk:Obs TIME_PERIOD="2019-03" OBS_VALUE="570.305" BBK_DIFF="-5.7" BBK_DIFF_Y="16.6"/>
      <bbk:Obs TIME_PERIOD="2019-02" OBS_VALUE="604.59" BBK_DIFF="18.8" BBK_DIFF_Y="30.9"/>
      <bbk:Obs TIME_PERIOD="2019-01" OBS_VALUE="508.879" BBK_DIFF="5.1" BBK_DIFF_Y="26.5"/>
      <bbk:Obs TIME_PERIOD="2018-12" OBS_VALUE="484.31" BBK_DIFF="19.8" BBK_DIFF_Y="1.0"/>
      <bbk:Obs TIME_PERIOD="2018-11" OBS_VALUE="404.352" BBK_DIFF="-0.4" BBK_DIFF_Y="8.9"/>
      <bbk:Obs TIME_PERIOD="2018-10" OBS_VALUE="406.046" BBK_DIFF="-17.8" BBK_DIFF_Y="11.4"/>
      <bbk:Obs TIME_PERIOD="2018-09" OBS_VALUE="494.247" BBK_DIFF="24.8" BBK_DIFF_Y="4.7"/>
      <bbk:Obs TIME_PERIOD="2018-08" OBS_VALUE="396.134" BBK_DIFF="3.3" BBK_DIFF_Y="2.8"/>
      <bbk:Obs TIME_PERIOD="2018-07" OBS_VALUE="383.655" BBK_DIFF="-23.0" BBK_DIFF_Y="-39.2"/>
      <bbk:Obs TIME_PERIOD="2018-06" OBS_VALUE="498.086" BBK_DIFF="-30.4" BBK_DIFF_Y="-5.6"/>
      <bbk:Obs TIME_PERIOD="2018-05" OBS_VALUE="715.524" BBK_DIFF="39.5" BBK_DIFF_Y="4.5"/>
      <bbk:Obs TIME_PERIOD="2018-04" OBS_VALUE="512.763" BBK_DIFF="4.8" BBK_DIFF_Y="16.2"/>
      <bbk:Obs TIME_PERIOD="2018-03" OBS_VALUE="489.273" BBK_DIFF="5.9" BBK_DIFF_Y="-5.1"/>
      <bbk:Obs TIME_PERIOD="2018-02" OBS_VALUE="461.83" BBK_DIFF="14.8" BBK_DIFF_Y="-5.2"/>
      <bbk:Obs TIME_PERIOD="2018-01" OBS_VALUE="402.152" BBK_DIFF="-16.1" BBK_DIFF_Y="-3.6"/>
      <bbk:Obs TIME_PERIOD="2017-12" OBS_VALUE="479.574" BBK_DIFF="29.1" BBK_DIFF_Y="9.7"/>
      <bbk:Obs TIME_PERIOD="2017-11" OBS_VALUE="371.358" BBK_DIFF="1.9" BBK_DIFF_Y="-12.3"/>
      <bbk:Obs TIME_PERIOD="2017-10" OBS_VALUE="364.456" BBK_DIFF="-22.8" BBK_DIFF_Y="-2.6"/>
      <bbk:Obs TIME_PERIOD="2017-09" OBS_VALUE="471.912" BBK_DIFF="22.5" BBK_DIFF_Y="-3.7"/>
      <bbk:Obs TIME_PERIOD="2017-08" OBS_VALUE="385.351" BBK_DIFF="-39.0" BBK_DIFF_Y="-4.9"/>
      <bbk:Obs TIME_PERIOD="2017-07" OBS_VALUE="631.375" BBK_DIFF="19.7" BBK_DIFF_Y="57.2"/>
      <bbk:Obs TIME_PERIOD="2017-06" OBS_VALUE="527.357" BBK_DIFF="-23.0" BBK_DIFF_Y="-5.6"/>
      <bbk:Obs TIME_PERIOD="2017-05" OBS_VALUE="684.781" BBK_DIFF="55.2" BBK_DIFF_Y="8.3"/>
      <bbk:Obs TIME_PERIOD="2017-04" OBS_VALUE="441.268" BBK_DIFF="-14.4" BBK_DIFF_Y="-10.7"/>
      <bbk:Obs TIME_PERIOD="2017-03" OBS_VALUE="515.741" BBK_DIFF="5.8" BBK_DIFF_Y="6.7"/>
      <bbk:Obs TIME_PERIOD="2017-02" OBS_VALUE="487.289" BBK_DIFF="16.8" BBK_DIFF_Y="17.3"/>
      <bbk:Obs TIME_PERIOD="2017-01" OBS_VALUE="417.054" BBK_DIFF="-4.6" BBK_DIFF_Y="-15.7"/>
      <bbk:Obs TIME_PERIOD="2016-12" OBS_VALUE="437.1" BBK_DIFF="3.2" BBK_DIFF_Y="-31.4"/>
      <bbk:Obs TIME_PERIOD="2016-11" OBS_VALUE="423.643" BBK_DIFF="13.2" BBK_DIFF_Y="-18.8"/>
      <bbk:Obs TIME_PERIOD="2016-10" OBS_VALUE="374.158" BBK_DIFF="-23.6" BBK_DIFF_Y="-28.2"/>
      <bbk:Obs TIME_PERIOD="2016-09" OBS_VALUE="490.024" BBK_DIFF="21.0" BBK_DIFF_Y="-23.2"/>
      <bbk:Obs TIME_PERIOD="2016-08" OBS_VALUE="405.114" BBK_DIFF="0.9" BBK_DIFF_Y="-23.4"/>
      <bbk:Obs TIME_PERIOD="2016-07" OBS_VALUE="401.637" BBK_DIFF="-28.1" BBK_DIFF_Y="-26.7"/>
      <bbk:Obs TIME_PERIOD="2016-06" OBS_VALUE="558.373" BBK_DIFF="-11.7" BBK_DIFF_Y="-18.6"/>
      <bbk:Obs TIME_PERIOD="2016-05" OBS_VALUE="632.017" BBK_DIFF="27.9" BBK_DIFF_Y="-32.9"/>
      <bbk:Obs TIME_PERIOD="2016-04" OBS_VALUE="494.24" BBK_DIFF="2.3" BBK_DIFF_Y="-19.6"/>
      <bbk:Obs TIME_PERIOD="2016-03" OBS_VALUE="483.132" BBK_DIFF="16.3" BBK_DIFF_Y="-23.2"/>
      <bbk:Obs TIME_PERIOD="2016-02" OBS_VALUE="415.479" BBK_DIFF="-16.0" BBK_DIFF_Y="-22.5"/>
      <bbk:Obs TIME_PERIOD="2016-01" OBS_VALUE="494.756" BBK_DIFF="-22.4" BBK_DIFF_Y="-27.6"/>
      <bbk:Obs TIME_PERIOD="2015-12" OBS_VALUE="637.231" BBK_DIFF="22.1" BBK_DIFF_Y="19.6"/>
      <bbk:Obs TIME_PERIOD="2015-11" OBS_VALUE="521.735" BBK_DIFF="0.1" BBK_DIFF_Y="15.1"/>
      <bbk:Obs TIME_PERIOD="2015-10" OBS_VALUE="520.973" BBK_DIFF="-18.3" BBK_DIFF_Y="25.8"/>
      <bbk:Obs TIME_PERIOD="2015-09" OBS_VALUE="637.798" BBK_DIFF="20.6" BBK_DIFF_Y="25.5"/>
      <bbk:Obs TIME_PERIOD="2015-08" OBS_VALUE="528.838" BBK_DIFF="-3.5" BBK_DIFF_Y="23.2"/>
      <bbk:Obs TIME_PERIOD="2015-07" OBS_VALUE="547.87" BBK_DIFF="-20.1" BBK_DIFF_Y="13.4"/>
      <bbk:Obs TIME_PERIOD="2015-06" OBS_VALUE="686.031" BBK_DIFF="-27.1" BBK_DIFF_Y="32.4"/>
      <bbk:Obs TIME_PERIOD="2015-05" OBS_VALUE="941.468" BBK_DIFF="53.1" BBK_DIFF_Y="27.7"/>
      <bbk:Obs TIME_PERIOD="2015-04" OBS_VALUE="614.806" BBK_DIFF="-2.2" BBK_DIFF_Y="16.4"/>
      <bbk:Obs TIME_PERIOD="2015-03" OBS_VALUE="628.818" BBK_DIFF="17.4" BBK_DIFF_Y="8.7"/>
      <bbk:Obs TIME_PERIOD="2015-02" OBS_VALUE="535.827" BBK_DIFF="-21.6" BBK_DIFF_Y="14.8"/>
      <bbk:Obs TIME_PERIOD="2015-01" OBS_VALUE="683.587" BBK_DIFF="28.3" BBK_DIFF_Y="41.2"/>
      <bbk:Obs TIME_PERIOD="2014-12" OBS_VALUE="532.602" BBK_DIFF="17.5" BBK_DIFF_Y="-22.0"/>
      <bbk:Obs TIME_PERIOD="2014-11" OBS_VALUE="453.435" BBK_DIFF="9.5" BBK_DIFF_Y="-2.9"/>
      <bbk:Obs TIME_PERIOD="2014-10" OBS_VALUE="414.089" BBK_DIFF="-18.5" BBK_DIFF_Y="-20.0"/>
      <bbk:Obs TIME_PERIOD="2014-09" OBS_VALUE="508.186" BBK_DIFF="18.4" BBK_DIFF_Y="-18.3"/>
      <bbk:Obs TIME_PERIOD="2014-08" OBS_VALUE="429.152" BBK_DIFF="-11.2" BBK_DIFF_Y="-17.7"/>
      <bbk:Obs TIME_PERIOD="2014-07" OBS_VALUE="483.174" BBK_DIFF="-6.8" BBK_DIFF_Y="-10.7"/>
      <bbk:Obs TIME_PERIOD="2014-06" OBS_VALUE="518.283" BBK_DIFF="-29.7" BBK_DIFF_Y="-23.2"/>
      <bbk:Obs TIME_PERIOD="2014-05" OBS_VALUE="737.047" BBK_DIFF="39.5" BBK_DIFF_Y="4.1"/>
      <bbk:Obs TIME_PERIOD="2014-04" OBS_VALUE="528.322" BBK_DIFF="-8.6" BBK_DIFF_Y="-30.2"/>
      <bbk:Obs TIME_PERIOD="2014-03" OBS_VALUE="578.264" BBK_DIFF="23.9" BBK_DIFF_Y="-6.9"/>
      <bbk:Obs TIME_PERIOD="2014-02" OBS_VALUE="466.67" BBK_DIFF="-3.6" BBK_DIFF_Y="-15.8"/>
      <bbk:Obs TIME_PERIOD="2014-01" OBS_VALUE="484.075" BBK_DIFF="-29.1" BBK_DIFF_Y="-17.8"/>
      <bbk:Obs TIME_PERIOD="2013-12" OBS_VALUE="682.675" BBK_DIFF="46.2" BBK_DIFF_Y="17.9"/>
      <bbk:Obs TIME_PERIOD="2013-11" OBS_VALUE="466.929" BBK_DIFF="-9.7" BBK_DIFF_Y="-3.7"/>
      <bbk:Obs TIME_PERIOD="2013-10" OBS_VALUE="517.312" BBK_DIFF="-16.9" BBK_DIFF_Y="1.7"/>
      <bbk:Obs TIME_PERIOD="2013-09" OBS_VALUE="622.294" BBK_DIFF="19.4" BBK_DIFF_Y="11.9"/>
      <bbk:Obs TIME_PERIOD="2013-08" OBS_VALUE="521.221" BBK_DIFF="-3.7" BBK_DIFF_Y="2.1"/>
      <bbk:Obs TIME_PERIOD="2013-07" OBS_VALUE="541.138" BBK_DIFF="-19.8" BBK_DIFF_Y="9.7"/>
      <bbk:Obs TIME_PERIOD="2013-06" OBS_VALUE="674.671" BBK_DIFF="-4.7" BBK_DIFF_Y="14.5"/>
      <bbk:Obs TIME_PERIOD="2013-05" OBS_VALUE="708.126" BBK_DIFF="-6.4" BBK_DIFF_Y="-5.3"/>
      <bbk:Obs TIME_PERIOD="2013-04" OBS_VALUE="756.661" BBK_DIFF="21.8" BBK_DIFF_Y="8.2"/>
      <bbk:Obs TIME_PERIOD="2013-03" OBS_VALUE="621.338" BBK_DIFF="12.1" BBK_DIFF_Y="12.2"/>
      <bbk:Obs TIME_PERIOD="2013-02" OBS_VALUE="554.034" BBK_DIFF="-5.9" BBK_DIFF_Y="-5.0"/>
      <bbk:Obs TIME_PERIOD="2013-01" OBS_VALUE="588.714" BBK_DIFF="1.7" BBK_DIFF_Y="8.7"/>
      <bbk:Obs TIME_PERIOD="2012-12" OBS_VALUE="579.157" BBK_DIFF="19.5" BBK_DIFF_Y="-10.5"/>
      <bbk:Obs TIME_PERIOD="2012-11" OBS_VALUE="484.765" BBK_DIFF="-4.7" BBK_DIFF_Y="-8.5"/>
      <bbk:Obs TIME_PERIOD="2012-10" OBS_VALUE="508.47" BBK_DIFF="-8.6" BBK_DIFF_Y="-6.4"/>
      <bbk:Obs TIME_PERIOD="2012-09" OBS_VALUE="556.226" BBK_DIFF="9.0" BBK_DIFF_Y="-7.9"/>
      <bbk:Obs TIME_PERIOD="2012-08" OBS_VALUE="510.375" BBK_DIFF="3.5" BBK_DIFF_Y="-8.6"/>
      <bbk:Obs TIME_PERIOD="2012-07" OBS_VALUE="493.247" BBK_DIFF="-16.3" BBK_DIFF_Y="-10.9"/>
      <bbk:Obs TIME_PERIOD="2012-06" OBS_VALUE="589.032" BBK_DIFF="-21.2" BBK_DIFF_Y="-8.2"/>
      <bbk:Obs TIME_PERIOD="2012-05" OBS_VALUE="747.452" BBK_DIFF="6.9" BBK_DIFF_Y="-20.3"/>
      <bbk:Obs TIME_PERIOD="2012-04" OBS_VALUE="699.263" BBK_DIFF="26.3" BBK_DIFF_Y="5.7"/>
      <bbk:Obs TIME_PERIOD="2012-03" OBS_VALUE="553.807" BBK_DIFF="-5.0" BBK_DIFF_Y="-5.9"/>
      <bbk:Obs TIME_PERIOD="2012-02" OBS_VALUE="583.161" BBK_DIFF="7.7" BBK_DIFF_Y="8.8"/>
      <bbk:Obs TIME_PERIOD="2012-01" OBS_VALUE="541.367" BBK_DIFF="-16.4" BBK_DIFF_Y="-11.1"/>
      <bbk:Obs TIME_PERIOD="2011-12" OBS_VALUE="647.195" BBK_DIFF="22.2" BBK_DIFF_Y="8.3"/>
      <bbk:Obs TIME_PERIOD="2011-11" OBS_VALUE="529.566" BBK_DIFF="-2.5" BBK_DIFF_Y="12.4"/>
      <bbk:Obs TIME_PERIOD="2011-10" OBS_VALUE="543.147" BBK_DIFF="-10.1" BBK_DIFF_Y="10.5"/>
      <bbk:Obs TIME_PERIOD="2011-09" OBS_VALUE="604.076" BBK_DIFF="8.2" BBK_DIFF_Y="20.6"/>
      <bbk:Obs TIME_PERIOD="2011-08" OBS_VALUE="558.201" BBK_DIFF="0.8" BBK_DIFF_Y="33.1"/>
      <bbk:Obs TIME_PERIOD="2011-07" OBS_VALUE="553.868" BBK_DIFF="-13.7" BBK_DIFF_Y="29.6"/>
      <bbk:Obs TIME_PERIOD="2011-06" OBS_VALUE="641.746" BBK_DIFF="-31.5" BBK_DIFF_Y="35.9"/>
      <bbk:Obs TIME_PERIOD="2011-05" OBS_VALUE="937.309" BBK_DIFF="41.7" BBK_DIFF_Y="70.0"/>
      <bbk:Obs TIME_PERIOD="2011-04" OBS_VALUE="661.63" BBK_DIFF="12.4" BBK_DIFF_Y="30.5"/>
      <bbk:Obs TIME_PERIOD="2011-03" OBS_VALUE="588.615" BBK_DIFF="9.8" BBK_DIFF_Y="48.9"/>
      <bbk:Obs TIME_PERIOD="2011-02" OBS_VALUE="536.041" BBK_DIFF="-11.9" BBK_DIFF_Y="50.7"/>
      <bbk:Obs TIME_PERIOD="2011-01" OBS_VALUE="608.666" BBK_DIFF="1.9" BBK_DIFF_Y="59.6"/>
      <bbk:Obs TIME_PERIOD="2010-12" OBS_VALUE="597.417" BBK_DIFF="26.8" BBK_DIFF_Y="69.3"/>
      <bbk:Obs TIME_PERIOD="2010-11" OBS_VALUE="471.107" BBK_DIFF="-4.1" BBK_DIFF_Y="44.5"/>
      <bbk:Obs TIME_PERIOD="2010-10" OBS_VALUE="491.445" BBK_DIFF="-1.9" BBK_DIFF_Y="41.6"/>
      <bbk:Obs TIME_PERIOD="2010-09" OBS_VALUE="500.751" BBK_DIFF="19.4" BBK_DIFF_Y="38.6"/>
      <bbk:Obs TIME_PERIOD="2010-08" OBS_VALUE="419.429" BBK_DIFF="-1.8" BBK_DIFF_Y="24.8"/>
      <bbk:Obs TIME_PERIOD="2010-07" OBS_VALUE="427.312" BBK_DIFF="-9.5" BBK_DIFF_Y="5.5"/>
      <bbk:Obs TIME_PERIOD="2010-06" OBS_VALUE="472.34" BBK_DIFF="-14.3" BBK_DIFF_Y="13.9"/>
      <bbk:Obs TIME_PERIOD="2010-05" OBS_VALUE="551.455" BBK_DIFF="8.7" BBK_DIFF_Y="22.6"/>
      <bbk:Obs TIME_PERIOD="2010-04" OBS_VALUE="507.168" BBK_DIFF="28.3" BBK_DIFF_Y="13.9"/>
      <bbk:Obs TIME_PERIOD="2010-03" OBS_VALUE="395.209" BBK_DIFF="11.1" BBK_DIFF_Y="2.9"/>
      <bbk:Obs TIME_PERIOD="2010-02" OBS_VALUE="355.771" BBK_DIFF="-6.7" BBK_DIFF_Y="6.1"/>
      <bbk:Obs TIME_PERIOD="2010-01" OBS_VALUE="381.41" BBK_DIFF="8.1" BBK_DIFF_Y="-6.8"/>
      <bbk:Obs TIME_PERIOD="2009-12" OBS_VALUE="352.923" BBK_DIFF="8.3" BBK_DIFF_Y="-49.5"/>
      <bbk:Obs TIME_PERIOD="2009-11" OBS_VALUE="325.984" BBK_DIFF="-6.1" BBK_DIFF_Y="-33.9"/>
      <bbk:Obs TIME_PERIOD="2009-10" OBS_VALUE="347.015" BBK_DIFF="-4.0" BBK_DIFF_Y="-37.8"/>
      <bbk:Obs TIME_PERIOD="2009-09" OBS_VALUE="361.42" BBK_DIFF="7.5" BBK_DIFF_Y="-43.2"/>
      <bbk:Obs TIME_PERIOD="2009-08" OBS_VALUE="336.073" BBK_DIFF="-17.0" BBK_DIFF_Y="-40.7"/>
      <bbk:Obs TIME_PERIOD="2009-07" OBS_VALUE="405.036" BBK_DIFF="-2.3" BBK_DIFF_Y="-31.2"/>
      <bbk:Obs TIME_PERIOD="2009-06" OBS_VALUE="414.563" BBK_DIFF="-7.9" BBK_DIFF_Y="-39.6"/>
      <bbk:Obs TIME_PERIOD="2009-05" OBS_VALUE="449.966" BBK_DIFF="1.1" BBK_DIFF_Y="-38.0"/>
      <bbk:Obs TIME_PERIOD="2009-04" OBS_VALUE="445.24" BBK_DIFF="16.0" BBK_DIFF_Y="-36.1"/>
      <bbk:Obs TIME_PERIOD="2009-03" OBS_VALUE="383.954" BBK_DIFF="14.5" BBK_DIFF_Y="-42.2"/>
      <bbk:Obs TIME_PERIOD="2009-02" OBS_VALUE="335.31" BBK_DIFF="-18.0" BBK_DIFF_Y="-44.1"/>
      <bbk:Obs TIME_PERIOD="2009-01" OBS_VALUE="409.031" BBK_DIFF="-41.4" BBK_DIFF_Y="-35.0"/>
      <bbk:Obs TIME_PERIOD="2008-12" OBS_VALUE="698.566" BBK_DIFF="41.6" BBK_DIFF_Y="18.3"/>
      <bbk:Obs TIME_PERIOD="2008-11" OBS_VALUE="493.175" BBK_DIFF="-11.6" BBK_DIFF_Y="-5.2"/>
      <bbk:Obs TIME_PERIOD="2008-10" OBS_VALUE="558.01" BBK_DIFF="-12.4" BBK_DIFF_Y="2.3"/>
      <bbk:Obs TIME_PERIOD="2008-09" OBS_VALUE="636.694" BBK_DIFF="12.3" BBK_DIFF_Y="15.3"/>
      <bbk:Obs TIME_PERIOD="2008-08" OBS_VALUE="566.768" BBK_DIFF="-3.8" BBK_DIFF_Y="8.2"/>
      <bbk:Obs TIME_PERIOD="2008-07" OBS_VALUE="589.13" BBK_DIFF="-14.2" BBK_DIFF_Y="1.4"/>
      <bbk:Obs TIME_PERIOD="2008-06" OBS_VALUE="686.836" BBK_DIFF="-5.4" BBK_DIFF_Y="23.4"/>
      <bbk:Obs TIME_PERIOD="2008-05" OBS_VALUE="725.968" BBK_DIFF="4.2" BBK_DIFF_Y="-0.6"/>
      <bbk:Obs TIME_PERIOD="2008-04" OBS_VALUE="696.894" BBK_DIFF="4.9" BBK_DIFF_Y="10.5"/>
      <bbk:Obs TIME_PERIOD="2008-03" OBS_VALUE="664.117" BBK_DIFF="10.7" BBK_DIFF_Y="22.8"/>
      <bbk:Obs TIME_PERIOD="2008-02" OBS_VALUE="600.086" BBK_DIFF="-4.6" BBK_DIFF_Y="25.5"/>
      <bbk:Obs TIME_PERIOD="2008-01" OBS_VALUE="629.101" BBK_DIFF="6.5" BBK_DIFF_Y="23.2"/>
      <bbk:Obs TIME_PERIOD="2007-12" OBS_VALUE="590.617" BBK_DIFF="13.6" BBK_DIFF_Y="50.3"/>
      <bbk:Obs TIME_PERIOD="2007-11" OBS_VALUE="520.075" BBK_DIFF="-4.7" BBK_DIFF_Y="60.7"/>
      <bbk:Obs TIME_PERIOD="2007-10" OBS_VALUE="545.538" BBK_DIFF="-1.2" BBK_DIFF_Y="72.1"/>
      <bbk:Obs TIME_PERIOD="2007-09" OBS_VALUE="552.285" BBK_DIFF="5.4" BBK_DIFF_Y="58.3"/>
      <bbk:Obs TIME_PERIOD="2007-08" OBS_VALUE="523.859" BBK_DIFF="-9.9" BBK_DIFF_Y="67.6"/>
      <bbk:Obs TIME_PERIOD="2007-07" OBS_VALUE="581.233" BBK_DIFF="4.4" BBK_DIFF_Y="79.5"/>
      <bbk:Obs TIME_PERIOD="2007-06" OBS_VALUE="556.809" BBK_DIFF="-23.8" BBK_DIFF_Y="52.8"/>
      <bbk:Obs TIME_PERIOD="2007-05" OBS_VALUE="730.679" BBK_DIFF="15.9" BBK_DIFF_Y="51.2"/>
      <bbk:Obs TIME_PERIOD="2007-04" OBS_VALUE="630.701" BBK_DIFF="16.6" BBK_DIFF_Y="69.4"/>
      <bbk:Obs TIME_PERIOD="2007-03" OBS_VALUE="540.981" BBK_DIFF="13.2" BBK_DIFF_Y="39.9"/>
      <bbk:Obs TIME_PERIOD="2007-02" OBS_VALUE="478.048" BBK_DIFF="-6.4" BBK_DIFF_Y="38.1"/>
      <bbk:Obs TIME_PERIOD="2007-01" OBS_VALUE="510.743" BBK_DIFF="30.0" BBK_DIFF_Y="35.1"/>
      <bbk:Obs TIME_PERIOD="2006-12" OBS_VALUE="393.002" BBK_DIFF="21.4" BBK_DIFF_Y="-24.9"/>
      <bbk:Obs TIME_PERIOD="2006-11" OBS_VALUE="323.715" BBK_DIFF="2.1" BBK_DIFF_Y="-34.7"/>
      <bbk:Obs TIME_PERIOD="2006-10" OBS_VALUE="317.0" BBK_DIFF="-9.1" BBK_DIFF_Y="-32.8"/>
      <bbk:Obs TIME_PERIOD="2006-09" OBS_VALUE="348.862" BBK_DIFF="11.6" BBK_DIFF_Y="-34.0"/>
      <bbk:Obs TIME_PERIOD="2006-08" OBS_VALUE="312.601" BBK_DIFF="-3.5" BBK_DIFF_Y="-39.0"/>
      <bbk:Obs TIME_PERIOD="2006-07" OBS_VALUE="323.879" BBK_DIFF="-11.1" BBK_DIFF_Y="-36.8"/>
      <bbk:Obs TIME_PERIOD="2006-06" OBS_VALUE="364.425" BBK_DIFF="-24.6" BBK_DIFF_Y="-33.8"/>
      <bbk:Obs TIME_PERIOD="2006-05" OBS_VALUE="483.143" BBK_DIFF="29.7" BBK_DIFF_Y="-15.8"/>
      <bbk:Obs TIME_PERIOD="2006-04" OBS_VALUE="372.414" BBK_DIFF="-3.7" BBK_DIFF_Y="-39.4"/>
      <bbk:Obs TIME_PERIOD="2006-03" OBS_VALUE="386.584" BBK_DIFF="11.7" BBK_DIFF_Y="-28.3"/>
      <bbk:Obs TIME_PERIOD="2006-02" OBS_VALUE="346.187" BBK_DIFF="-8.4" BBK_DIFF_Y="-29.9"/>
      <bbk:Obs TIME_PERIOD="2006-01" OBS_VALUE="378.047" BBK_DIFF="-27.7" BBK_DIFF_Y="-29.4"/>
      <bbk:Obs TIME_PERIOD="2005-12" OBS_VALUE="523.06" BBK_DIFF="5.5" BBK_DIFF_Y="-6.6"/>
      <bbk:Obs TIME_PERIOD="2005-11" OBS_VALUE="495.746" BBK_DIFF="5.2" BBK_DIFF_Y="-13.2"/>
      <bbk:Obs TIME_PERIOD="2005-10" OBS_VALUE="471.383" BBK_DIFF="-10.9" BBK_DIFF_Y="-17.9"/>
      <bbk:Obs TIME_PERIOD="2005-09" OBS_VALUE="528.84" BBK_DIFF="3.2" BBK_DIFF_Y="-12.4"/>
      <bbk:Obs TIME_PERIOD="2005-08" OBS_VALUE="512.32" BBK_DIFF="-0.1" BBK_DIFF_Y="-6.8"/>
      <bbk:Obs TIME_PERIOD="2005-07" OBS_VALUE="512.624" BBK_DIFF="-6.9" BBK_DIFF_Y="-11.8"/>
      <bbk:Obs TIME_PERIOD="2005-06" OBS_VALUE="550.506" BBK_DIFF="-4.1" BBK_DIFF_Y="-19.1"/>
      <bbk:Obs TIME_PERIOD="2005-05" OBS_VALUE="573.914" BBK_DIFF="-6.5" BBK_DIFF_Y="-11.1"/>
      <bbk:Obs TIME_PERIOD="2005-04" OBS_VALUE="614.086" BBK_DIFF="13.8" BBK_DIFF_Y="-10.8"/>
      <bbk:Obs TIME_PERIOD="2005-03" OBS_VALUE="539.51" BBK_DIFF="9.2" BBK_DIFF_Y="-27.0"/>
      <bbk:Obs TIME_PERIOD="2005-02" OBS_VALUE="494.014" BBK_DIFF="-7.8" BBK_DIFF_Y="-26.8"/>
      <bbk:Obs TIME_PERIOD="2005-01" OBS_VALUE="535.553" BBK_DIFF="-4.4" BBK_DIFF_Y="-25.8"/>
      <bbk:Obs TIME_PERIOD="2004-12" OBS_VALUE="559.937" BBK_DIFF="-2.0" BBK_DIFF_Y="-27.1"/>
      <bbk:Obs TIME_PERIOD="2004-11" OBS_VALUE="571.197" BBK_DIFF="-0.5" BBK_DIFF_Y="-21.5"/>
      <bbk:Obs TIME_PERIOD="2004-10" OBS_VALUE="574.05" BBK_DIFF="-5.0" BBK_DIFF_Y="-19.9"/>
      <bbk:Obs TIME_PERIOD="2004-09" OBS_VALUE="604.014" BBK_DIFF="9.8" BBK_DIFF_Y="-27.9"/>
      <bbk:Obs TIME_PERIOD="2004-08" OBS_VALUE="549.977" BBK_DIFF="-5.3" BBK_DIFF_Y="-27.4"/>
      <bbk:Obs TIME_PERIOD="2004-07" OBS_VALUE="580.901" BBK_DIFF="-14.6" BBK_DIFF_Y="-23.7"/>
      <bbk:Obs TIME_PERIOD="2004-06" OBS_VALUE="680.458" BBK_DIFF="5.4" BBK_DIFF_Y="-22.1"/>
      <bbk:Obs TIME_PERIOD="2004-05" OBS_VALUE="645.472" BBK_DIFF="-6.2" BBK_DIFF_Y="-25.5"/>
      <bbk:Obs TIME_PERIOD="2004-04" OBS_VALUE="688.102" BBK_DIFF="-6.8" BBK_DIFF_Y="-26.0"/>
      <bbk:Obs TIME_PERIOD="2004-03" OBS_VALUE="738.674" BBK_DIFF="9.4" BBK_DIFF_Y="-10.7"/>
      <bbk:Obs TIME_PERIOD="2004-02" OBS_VALUE="675.221" BBK_DIFF="-6.4" BBK_DIFF_Y="-14.7"/>
      <bbk:Obs TIME_PERIOD="2004-01" OBS_VALUE="721.513" BBK_DIFF="-6.1" BBK_DIFF_Y="-12.9"/>
      <bbk:Obs TIME_PERIOD="2003-12" OBS_VALUE="768.069" BBK_DIFF="5.5" BBK_DIFF_Y="314.0"/>
      <bbk:Obs TIME_PERIOD="2003-11" OBS_VALUE="727.775" BBK_DIFF="1.5" BBK_DIFF_Y="289.5"/>
      <bbk:Obs TIME_PERIOD="2003-10" OBS_VALUE="716.724" BBK_DIFF="-14.4" BBK_DIFF_Y="228.4"/>
      <bbk:Obs TIME_PERIOD="2003-09" OBS_VALUE="837.732" BBK_DIFF="10.6" BBK_DIFF_Y="272.7"/>
      <bbk:Obs TIME_PERIOD="2003-08" OBS_VALUE="757.264" BBK_DIFF="-0.5" BBK_DIFF_Y="452.6"/>
      <bbk:Obs TIME_PERIOD="2003-07" OBS_VALUE="761.216" BBK_DIFF="-12.9" BBK_DIFF_Y="410.9"/>
      <bbk:Obs TIME_PERIOD="2003-06" OBS_VALUE="874.014" BBK_DIFF="0.9" BBK_DIFF_Y="356.1"/>
      <bbk:Obs TIME_PERIOD="2003-05" OBS_VALUE="866.181" BBK_DIFF="-6.9" BBK_DIFF_Y="318.6"/>
      <bbk:Obs TIME_PERIOD="2003-04" OBS_VALUE="929.887" BBK_DIFF="12.4" BBK_DIFF_Y="433.1"/>
      <bbk:Obs TIME_PERIOD="2003-03" OBS_VALUE="827.204" BBK_DIFF="4.5" BBK_DIFF_Y="330.2"/>
      <bbk:Obs TIME_PERIOD="2003-02" OBS_VALUE="791.4" BBK_DIFF="-4.5" BBK_DIFF_Y="511.2"/>
      <bbk:Obs TIME_PERIOD="2003-01" OBS_VALUE="828.265" BBK_DIFF="346.5" BBK_DIFF_Y="393.9"/>
      <bbk:Obs TIME_PERIOD="2002-12" OBS_VALUE="185.504" BBK_DIFF="-0.7" BBK_DIFF_Y="-42.5"/>
      <bbk:Obs TIME_PERIOD="2002-11" OBS_VALUE="186.831" BBK_DIFF="-14.4" BBK_DIFF_Y="-30.1"/>
      <bbk:Obs TIME_PERIOD="2002-10" OBS_VALUE="218.253" BBK_DIFF="-2.9" BBK_DIFF_Y="-21.0"/>
      <bbk:Obs TIME_PERIOD="2002-09" OBS_VALUE="224.793" BBK_DIFF="64.0" BBK_DIFF_Y="-34.0"/>
      <bbk:Obs TIME_PERIOD="2002-08" OBS_VALUE="137.036" BBK_DIFF="-8.0" BBK_DIFF_Y="-54.5"/>
      <bbk:Obs TIME_PERIOD="2002-07" OBS_VALUE="149.006" BBK_DIFF="-22.2" BBK_DIFF_Y="-54.7"/>
      <bbk:Obs TIME_PERIOD="2002-06" OBS_VALUE="191.617" BBK_DIFF="-7.4" BBK_DIFF_Y="-44.6"/>
      <bbk:Obs TIME_PERIOD="2002-05" OBS_VALUE="206.94" BBK_DIFF="18.6" BBK_DIFF_Y="-37.7"/>
      <bbk:Obs TIME_PERIOD="2002-04" OBS_VALUE="174.439" BBK_DIFF="-9.3" BBK_DIFF_Y="-49.8"/>
      <bbk:Obs TIME_PERIOD="2002-03" OBS_VALUE="192.293" BBK_DIFF="48.5" BBK_DIFF_Y="-37.8"/>
      <bbk:Obs TIME_PERIOD="2002-02" OBS_VALUE="129.488" BBK_DIFF="-22.8" BBK_DIFF_Y="-53.4"/>
      <bbk:Obs TIME_PERIOD="2002-01" OBS_VALUE="167.707" BBK_DIFF="-48.0" BBK_DIFF_Y="-35.3"/>
      <bbk:Obs TIME_PERIOD="2001-12" OBS_VALUE="322.596" BBK_DIFF="20.6" BBK_DIFF_Y="71.5"/>
      <bbk:Obs TIME_PERIOD="2001-11" OBS_VALUE="267.437" BBK_DIFF="-3.2" BBK_DIFF_Y="106.7"/>
      <bbk:Obs TIME_PERIOD="2001-10" OBS_VALUE="276.352" BBK_DIFF="-18.9" BBK_DIFF_Y="167.2"/>
      <bbk:Obs TIME_PERIOD="2001-09" OBS_VALUE="340.821" BBK_DIFF="13.1" BBK_DIFF_Y="125.9"/>
      <bbk:Obs TIME_PERIOD="2001-08" OBS_VALUE="301.441" BBK_DIFF="-8.4" BBK_DIFF_Y="170.8"/>
      <bbk:Obs TIME_PERIOD="2001-07" OBS_VALUE="329.214" BBK_DIFF="-4.8" BBK_DIFF_Y="94.1"/>
      <bbk:Obs TIME_PERIOD="2001-06" OBS_VALUE="345.962" BBK_DIFF="4.2" BBK_DIFF_Y="92.2"/>
      <bbk:Obs TIME_PERIOD="2001-05" OBS_VALUE="331.929" BBK_DIFF="-4.5" BBK_DIFF_Y="82.9"/>
      <bbk:Obs TIME_PERIOD="2001-04" OBS_VALUE="347.525" BBK_DIFF="12.4" BBK_DIFF_Y="32.4"/>
      <bbk:Obs TIME_PERIOD="2001-03" OBS_VALUE="309.173" BBK_DIFF="11.3" BBK_DIFF_Y="105.7"/>
      <bbk:Obs TIME_PERIOD="2001-02" OBS_VALUE="277.83" BBK_DIFF="7.2" BBK_DIFF_Y="141.9"/>
      <bbk:Obs TIME_PERIOD="2001-01" OBS_VALUE="259.145" BBK_DIFF="37.8" BBK_DIFF_Y="116.6"/>
      <bbk:Obs TIME_PERIOD="2000-12" OBS_VALUE="188.115" BBK_DIFF="45.4" BBK_DIFF_Y="-58.5"/>
      <bbk:Obs TIME_PERIOD="2000-11" OBS_VALUE="129.355" BBK_DIFF="25.1" BBK_DIFF_Y="-37.2"/>
      <bbk:Obs TIME_PERIOD="2000-10" OBS_VALUE="103.429" BBK_DIFF="-31.5" BBK_DIFF_Y="-44.6"/>
      <bbk:Obs TIME_PERIOD="2000-09" OBS_VALUE="150.891" BBK_DIFF="35.5" BBK_DIFF_Y="-44.0"/>
      <bbk:Obs TIME_PERIOD="2000-08" OBS_VALUE="111.33" BBK_DIFF="-34.4" BBK_DIFF_Y="-42.9"/>
      <bbk:Obs TIME_PERIOD="2000-07" OBS_VALUE="169.631" BBK_DIFF="-5.8" BBK_DIFF_Y="-19.4"/>
      <bbk:Obs TIME_PERIOD="2000-06" OBS_VALUE="180.005" BBK_DIFF="-0.8" BBK_DIFF_Y="-30.0"/>
      <bbk:Obs TIME_PERIOD="2000-05" OBS_VALUE="181.497" BBK_DIFF="-30.8" BBK_DIFF_Y="-34.9"/>
      <bbk:Obs TIME_PERIOD="2000-04" OBS_VALUE="262.427" BBK_DIFF="74.6" BBK_DIFF_Y="7.0"/>
      <bbk:Obs TIME_PERIOD="2000-03" OBS_VALUE="150.329" BBK_DIFF="30.9" BBK_DIFF_Y="-34.7"/>
      <bbk:Obs TIME_PERIOD="2000-02" OBS_VALUE="114.869" BBK_DIFF="-4.0" BBK_DIFF_Y="-41.2"/>
      <bbk:Obs TIME_PERIOD="2000-01" OBS_VALUE="119.617" BBK_DIFF="-73.6" BBK_DIFF_Y="-34.5"/>
      <bbk:Obs TIME_PERIOD="1999-12" OBS_VALUE="453.355" BBK_DIFF="120.1" BBK_DIFF_Y="41.3"/>
      <bbk:Obs TIME_PERIOD="1999-11" OBS_VALUE="205.966" BBK_DIFF="10.3" BBK_DIFF_Y="-32.9"/>
      <bbk:Obs TIME_PERIOD="1999-10" OBS_VALUE="186.739" BBK_DIFF="-30.7" BBK_DIFF_Y="-30.8"/>
      <bbk:Obs TIME_PERIOD="1999-09" OBS_VALUE="269.325" BBK_DIFF="38.1" BBK_DIFF_Y="1.0"/>
      <bbk:Obs TIME_PERIOD="1999-08" OBS_VALUE="194.973" BBK_DIFF="-7.4" BBK_DIFF_Y="-21.2"/>
      <bbk:Obs TIME_PERIOD="1999-07" OBS_VALUE="210.457" BBK_DIFF="-18.2" BBK_DIFF_Y="-17.0"/>
      <bbk:Obs TIME_PERIOD="1999-06" OBS_VALUE="257.189" BBK_DIFF="-7.7" BBK_DIFF_Y="-19.6"/>
      <bbk:Obs TIME_PERIOD="1999-05" OBS_VALUE="278.722" BBK_DIFF="13.6" BBK_DIFF_Y="6.1"/>
      <bbk:Obs TIME_PERIOD="1999-04" OBS_VALUE="245.334" BBK_DIFF="6.6" BBK_DIFF_Y="-6.2"/>
      <bbk:Obs TIME_PERIOD="1999-03" OBS_VALUE="230.18" BBK_DIFF="17.8" BBK_DIFF_Y="-14.2"/>
      <bbk:Obs TIME_PERIOD="1999-02" OBS_VALUE="195.384" BBK_DIFF="6.9" BBK_DIFF_Y="-19.3"/>
      <bbk:Obs TIME_PERIOD="1999-01" OBS_VALUE="182.688" BBK_DIFF="-43.1" BBK_DIFF_Y="-16.1"/>
      <bbk:Obs TIME_PERIOD="1998-12" OBS_VALUE="320.808" BBK_DIFF="4.6" BBK_DIFF_Y="6.1"/>
      <bbk:Obs TIME_PERIOD="1998-11" OBS_VALUE="306.728" BBK_DIFF="13.7" BBK_DIFF_Y="8.9"/>
      <bbk:Obs TIME_PERIOD="1998-10" OBS_VALUE="269.666" BBK_DIFF="1.1" BBK_DIFF_Y="-2.2"/>
      <bbk:Obs TIME_PERIOD="1998-09" OBS_VALUE="266.737" BBK_DIFF="7.8" BBK_DIFF_Y="-10.1"/>
      <bbk:Obs TIME_PERIOD="1998-08" OBS_VALUE="247.41" BBK_DIFF="-2.4" BBK_DIFF_Y="-17.8"/>
      <bbk:Obs TIME_PERIOD="1998-07" OBS_VALUE="253.519" BBK_DIFF="-20.8" BBK_DIFF_Y="-16.1"/>
      <bbk:Obs TIME_PERIOD="1998-06" OBS_VALUE="320.039" BBK_DIFF="21.8" BBK_DIFF_Y="-2.8"/>
      <bbk:Obs TIME_PERIOD="1998-05" OBS_VALUE="262.714" BBK_DIFF="0.5" BBK_DIFF_Y="-17.1"/>
      <bbk:Obs TIME_PERIOD="1998-04" OBS_VALUE="261.509" BBK_DIFF="-2.5" BBK_DIFF_Y="11.9"/>
      <bbk:Obs TIME_PERIOD="1998-03" OBS_VALUE="268.198" BBK_DIFF="10.7" BBK_DIFF_Y="-12.6"/>
      <bbk:Obs TIME_PERIOD="1998-02" OBS_VALUE="242.23" BBK_DIFF="11.2" BBK_DIFF_Y="-14.4"/>
      <bbk:Obs TIME_PERIOD="1998-01" OBS_VALUE="217.753" BBK_DIFF="-28.0" BBK_DIFF_Y="-23.7"/>
      <bbk:Obs TIME_PERIOD="1997-12" OBS_VALUE="302.255" BBK_DIFF="7.3" BBK_DIFF_Y="-20.1"/>
      <bbk:Obs TIME_PERIOD="1997-11" OBS_VALUE="281.684" BBK_DIFF="2.2" BBK_DIFF_Y="-24.6"/>
      <bbk:Obs TIME_PERIOD="1997-10" OBS_VALUE="275.608" BBK_DIFF="-7.1" BBK_DIFF_Y="-22.9"/>
      <bbk:Obs TIME_PERIOD="1997-09" OBS_VALUE="296.78" BBK_DIFF="-1.4" BBK_DIFF_Y="-17.3"/>
      <bbk:Obs TIME_PERIOD="1997-08" OBS_VALUE="300.954" BBK_DIFF="-0.4" BBK_DIFF_Y="-7.1"/>
      <bbk:Obs TIME_PERIOD="1997-07" OBS_VALUE="302.076" BBK_DIFF="-8.3" BBK_DIFF_Y="-22.0"/>
      <bbk:Obs TIME_PERIOD="1997-06" OBS_VALUE="329.423" BBK_DIFF="4.0" BBK_DIFF_Y="-4.6"/>
      <bbk:Obs TIME_PERIOD="1997-05" OBS_VALUE="316.889" BBK_DIFF="35.6" BBK_DIFF_Y="-13.0"/>
      <bbk:Obs TIME_PERIOD="1997-04" OBS_VALUE="233.725" BBK_DIFF="-23.8" BBK_DIFF_Y="-39.1"/>
      <bbk:Obs TIME_PERIOD="1997-03" OBS_VALUE="306.826" BBK_DIFF="8.5" BBK_DIFF_Y="-12.5"/>
      <bbk:Obs TIME_PERIOD="1997-02" OBS_VALUE="282.823" BBK_DIFF="-0.9" BBK_DIFF_Y="-13.9"/>
      <bbk:Obs TIME_PERIOD="1997-01" OBS_VALUE="285.521" BBK_DIFF="-24.5" BBK_DIFF_Y="-15.2"/>
      <bbk:Obs TIME_PERIOD="1996-12" OBS_VALUE="378.096" BBK_DIFF="1.2" BBK_DIFF_Y="37.6"/>
      <bbk:Obs TIME_PERIOD="1996-11" OBS_VALUE="373.723" BBK_DIFF="4.5" BBK_DIFF_Y="33.3"/>
      <bbk:Obs TIME_PERIOD="1996-10" OBS_VALUE="357.674" BBK_DIFF="-0.3" BBK_DIFF_Y="50.7"/>
      <bbk:Obs TIME_PERIOD="1996-09" OBS_VALUE="358.848" BBK_DIFF="10.8" BBK_DIFF_Y="49.7"/>
      <bbk:Obs TIME_PERIOD="1996-08" OBS_VALUE="323.87" BBK_DIFF="-16.4" BBK_DIFF_Y="27.6"/>
      <bbk:Obs TIME_PERIOD="1996-07" OBS_VALUE="387.303" BBK_DIFF="12.2" BBK_DIFF_Y="44.2"/>
      <bbk:Obs TIME_PERIOD="1996-06" OBS_VALUE="345.217" BBK_DIFF="-5.2" BBK_DIFF_Y="25.8"/>
      <bbk:Obs TIME_PERIOD="1996-05" OBS_VALUE="364.318" BBK_DIFF="-5.1" BBK_DIFF_Y="18.2"/>
      <bbk:Obs TIME_PERIOD="1996-04" OBS_VALUE="383.98" BBK_DIFF="9.5" BBK_DIFF_Y="54.5"/>
      <bbk:Obs TIME_PERIOD="1996-03" OBS_VALUE="350.512" BBK_DIFF="6.7" BBK_DIFF_Y="19.4"/>
      <bbk:Obs TIME_PERIOD="1996-02" OBS_VALUE="328.614" BBK_DIFF="-2.4" BBK_DIFF_Y="26.8"/>
      <bbk:Obs TIME_PERIOD="1996-01" OBS_VALUE="336.642" BBK_DIFF="22.5" BBK_DIFF_Y="39.8"/>
      <bbk:Obs TIME_PERIOD="1995-12" OBS_VALUE="274.851" BBK_DIFF="-1.9" BBK_DIFF_Y="20.9"/>
      <bbk:Obs TIME_PERIOD="1995-11" OBS_VALUE="280.28" BBK_DIFF="18.1" BBK_DIFF_Y="17.5"/>
      <bbk:Obs TIME_PERIOD="1995-10" OBS_VALUE="237.304" BBK_DIFF="-1.0" BBK_DIFF_Y="27.7"/>
      <bbk:Obs TIME_PERIOD="1995-09" OBS_VALUE="239.64" BBK_DIFF="-5.6" BBK_DIFF_Y="16.6"/>
      <bbk:Obs TIME_PERIOD="1995-08" OBS_VALUE="253.764" BBK_DIFF="-5.5" BBK_DIFF_Y="25.0"/>
      <bbk:Obs TIME_PERIOD="1995-07" OBS_VALUE="268.626" BBK_DIFF="-2.1" BBK_DIFF_Y="21.7"/>
      <bbk:Obs TIME_PERIOD="1995-06" OBS_VALUE="274.443" BBK_DIFF="-11.0" BBK_DIFF_Y="17.0"/>
      <bbk:Obs TIME_PERIOD="1995-05" OBS_VALUE="308.299" BBK_DIFF="24.0" BBK_DIFF_Y="40.3"/>
      <bbk:Obs TIME_PERIOD="1995-04" OBS_VALUE="248.581" BBK_DIFF="-15.3" BBK_DIFF_Y="29.7"/>
      <bbk:Obs TIME_PERIOD="1995-03" OBS_VALUE="293.595" BBK_DIFF="13.3" BBK_DIFF_Y="27.5"/>
      <bbk:Obs TIME_PERIOD="1995-02" OBS_VALUE="259.08" BBK_DIFF="7.6" BBK_DIFF_Y="22.0"/>
      <bbk:Obs TIME_PERIOD="1995-01" OBS_VALUE="240.787" BBK_DIFF="5.9" BBK_DIFF_Y="12.4"/>
      <bbk:Obs TIME_PERIOD="1994-12" OBS_VALUE="227.377" BBK_DIFF="-4.7" BBK_DIFF_Y="3.4"/>
      <bbk:Obs TIME_PERIOD="1994-11" OBS_VALUE="238.543" BBK_DIFF="28.4" BBK_DIFF_Y="10.6"/>
      <bbk:Obs TIME_PERIOD="1994-10" OBS_VALUE="185.793" BBK_DIFF="-9.6" BBK_DIFF_Y="4.2"/>
      <bbk:Obs TIME_PERIOD="1994-09" OBS_VALUE="205.449" BBK_DIFF="1.2" BBK_DIFF_Y="1.2"/>
      <bbk:Obs TIME_PERIOD="1994-08" OBS_VALUE="202.989" BBK_DIFF="-8.0" BBK_DIFF_Y="11.2"/>
      <bbk:Obs TIME_PERIOD="1994-07" OBS_VALUE="220.667" BBK_DIFF="-5.9" BBK_DIFF_Y="14.2"/>
      <bbk:Obs TIME_PERIOD="1994-06" OBS_VALUE="234.606" BBK_DIFF="6.8" BBK_DIFF_Y="12.5"/>
      <bbk:Obs TIME_PERIOD="1994-05" OBS_VALUE="219.746" BBK_DIFF="14.7" BBK_DIFF_Y="16.5"/>
      <bbk:Obs TIME_PERIOD="1994-04" OBS_VALUE="191.653" BBK_DIFF="-16.8" BBK_DIFF_Y="8.7"/>
      <bbk:Obs TIME_PERIOD="1994-03" OBS_VALUE="230.356" BBK_DIFF="8.5" BBK_DIFF_Y="7.9"/>
      <bbk:Obs TIME_PERIOD="1994-02" OBS_VALUE="212.394" BBK_DIFF="-0.8" BBK_DIFF_Y="33.0"/>
      <bbk:Obs TIME_PERIOD="1994-01" OBS_VALUE="214.207" BBK_DIFF="-2.6" BBK_DIFF_Y="45.2"/>
      <bbk:Obs TIME_PERIOD="1993-12" OBS_VALUE="219.91" BBK_DIFF="2.0" BBK_DIFF_Y="18.7"/>
      <bbk:Obs TIME_PERIOD="1993-11" OBS_VALUE="215.703" BBK_DIFF="21.0" BBK_DIFF_Y="32.3"/>
      <bbk:Obs TIME_PERIOD="1993-10" OBS_VALUE="178.336" BBK_DIFF="-12.2" BBK_DIFF_Y="45.0"/>
      <bbk:Obs TIME_PERIOD="1993-09" OBS_VALUE="203.032" BBK_DIFF="11.2" BBK_DIFF_Y="37.1"/>
      <bbk:Obs TIME_PERIOD="1993-08" OBS_VALUE="182.563" BBK_DIFF="-5.5" BBK_DIFF_Y="23.7"/>
      <bbk:Obs TIME_PERIOD="1993-07" OBS_VALUE="193.181" BBK_DIFF="-7.4" BBK_DIFF_Y="12.0"/>
      <bbk:Obs TIME_PERIOD="1993-06" OBS_VALUE="208.565" BBK_DIFF="10.6" BBK_DIFF_Y="70.1"/>
      <bbk:Obs TIME_PERIOD="1993-05" OBS_VALUE="188.596" BBK_DIFF="7.0" BBK_DIFF_Y="26.5"/>
      <bbk:Obs TIME_PERIOD="1993-04" OBS_VALUE="176.242" BBK_DIFF="-17.4" BBK_DIFF_Y="50.1"/>
      <bbk:Obs TIME_PERIOD="1993-03" OBS_VALUE="213.468" BBK_DIFF="33.7" BBK_DIFF_Y="6.7"/>
      <bbk:Obs TIME_PERIOD="1993-02" OBS_VALUE="159.695" BBK_DIFF="8.3" BBK_DIFF_Y="39.3"/>
      <bbk:Obs TIME_PERIOD="1993-01" OBS_VALUE="147.5" BBK_DIFF="-20.4" BBK_DIFF_Y="3.2"/>
      <bbk:Obs TIME_PERIOD="1992-12" OBS_VALUE="185.198" BBK_DIFF="13.6" BBK_DIFF_Y="12.5"/>
      <bbk:Obs TIME_PERIOD="1992-11" OBS_VALUE="163.035" BBK_DIFF="32.5" BBK_DIFF_Y="12.9"/>
      <bbk:Obs TIME_PERIOD="1992-10" OBS_VALUE="123.004" BBK_DIFF="-17.0" BBK_DIFF_Y="16.0"/>
      <bbk:Obs TIME_PERIOD="1992-09" OBS_VALUE="148.109" BBK_DIFF="0.3" BBK_DIFF_Y="-5.0"/>
      <bbk:Obs TIME_PERIOD="1992-08" OBS_VALUE="147.617" BBK_DIFF="-14.5" BBK_DIFF_Y="16.8"/>
      <bbk:Obs TIME_PERIOD="1992-07" OBS_VALUE="172.554" BBK_DIFF="40.7" BBK_DIFF_Y="5.2"/>
      <bbk:Obs TIME_PERIOD="1992-06" OBS_VALUE="122.641" BBK_DIFF="-17.8" BBK_DIFF_Y="-40.9"/>
      <bbk:Obs TIME_PERIOD="1992-05" OBS_VALUE="149.113" BBK_DIFF="27.0" BBK_DIFF_Y="3.3"/>
      <bbk:Obs TIME_PERIOD="1992-04" OBS_VALUE="117.389" BBK_DIFF="-41.3" BBK_DIFF_Y="-1.8"/>
      <bbk:Obs TIME_PERIOD="1992-03" OBS_VALUE="200.004" BBK_DIFF="74.5" BBK_DIFF_Y="14.4"/>
      <bbk:Obs TIME_PERIOD="1992-02" OBS_VALUE="114.601" BBK_DIFF="-19.8" BBK_DIFF_Y="2.0"/>
      <bbk:Obs TIME_PERIOD="1992-01" OBS_VALUE="142.975" BBK_DIFF="-13.2" BBK_DIFF_Y="29.2"/>
      <bbk:Obs TIME_PERIOD="1991-12" OBS_VALUE="164.643" BBK_DIFF="14.0" BBK_DIFF_Y="245.4"/>
      <bbk:Obs TIME_PERIOD="1991-11" OBS_VALUE="144.415" BBK_DIFF="36.2" BBK_DIFF_Y="291.0"/>
      <bbk:Obs TIME_PERIOD="1991-10" OBS_VALUE="106.043" BBK_DIFF="-32.0" BBK_DIFF_Y="291.6"/>
      <bbk:Obs TIME_PERIOD="1991-09" OBS_VALUE="155.958" BBK_DIFF="23.4" BBK_DIFF_Y="341.0"/>
      <bbk:Obs TIME_PERIOD="1991-08" OBS_VALUE="126.381" BBK_DIFF="-22.9" BBK_DIFF_Y="158.0"/>
      <bbk:Obs TIME_PERIOD="1991-07" OBS_VALUE="163.978" BBK_DIFF="-21.0" BBK_DIFF_Y="131.1"/>
      <bbk:Obs TIME_PERIOD="1991-06" OBS_VALUE="207.621" BBK_DIFF="43.9" BBK_DIFF_Y="105.0"/>
      <bbk:Obs TIME_PERIOD="1991-05" OBS_VALUE="144.323" BBK_DIFF="20.7" BBK_DIFF_Y="213.0"/>
      <bbk:Obs TIME_PERIOD="1991-04" OBS_VALUE="119.585" BBK_DIFF="-31.6" BBK_DIFF_Y="540.0"/>
      <bbk:Obs TIME_PERIOD="1991-03" OBS_VALUE="174.829" BBK_DIFF="55.6" BBK_DIFF_Y="103.1"/>
      <bbk:Obs TIME_PERIOD="1991-02" OBS_VALUE="112.349" BBK_DIFF="1.5" BBK_DIFF_Y="567.1"/>
      <bbk:Obs TIME_PERIOD="1991-01" OBS_VALUE="110.639" BBK_DIFF="132.1" BBK_DIFF_Y="150.2"/>
      <bbk:Obs TIME_PERIOD="1990-12" OBS_VALUE="47.67" BBK_DIFF="29.1" BBK_DIFF_Y="-24.9"/>
      <bbk:Obs TIME_PERIOD="1990-11" OBS_VALUE="36.933" BBK_DIFF="36.4" BBK_DIFF_Y="23.2"/>
      <bbk:Obs TIME_PERIOD="1990-10" OBS_VALUE="27.078" BBK_DIFF="-23.4" BBK_DIFF_Y="-73.7"/>
      <bbk:Obs TIME_PERIOD="1990-09" OBS_VALUE="35.364" BBK_DIFF="-27.8" BBK_DIFF_Y="-46.8"/>
      <bbk:Obs TIME_PERIOD="1990-08" OBS_VALUE="48.98" BBK_DIFF="-31.0" BBK_DIFF_Y="162.4"/>
      <bbk:Obs TIME_PERIOD="1990-07" OBS_VALUE="70.969" BBK_DIFF="-29.9" BBK_DIFF_Y="36.2"/>
      <bbk:Obs TIME_PERIOD="1990-06" OBS_VALUE="101.264" BBK_DIFF="119.6" BBK_DIFF_Y="-3.9"/>
      <bbk:Obs TIME_PERIOD="1990-05" OBS_VALUE="46.109" BBK_DIFF="146.8" BBK_DIFF_Y="-4.8"/>
      <bbk:Obs TIME_PERIOD="1990-04" OBS_VALUE="18.686" BBK_DIFF="-78.3" BBK_DIFF_Y="-29.5"/>
      <bbk:Obs TIME_PERIOD="1990-03" OBS_VALUE="86.094" BBK_DIFF="411.2" BBK_DIFF_Y="-10.9"/>
      <bbk:Obs TIME_PERIOD="1990-02" OBS_VALUE="16.842" BBK_DIFF="-61.9" BBK_DIFF_Y="-56.1"/>
      <bbk:Obs TIME_PERIOD="1990-01" OBS_VALUE="44.214" BBK_DIFF="-30.3" BBK_DIFF_Y="88.9"/>
      <bbk:Obs TIME_PERIOD="1989-12" OBS_VALUE="63.439" BBK_DIFF="111.7" BBK_DIFF_Y="-30.4"/>
      <bbk:Obs TIME_PERIOD="1989-11" OBS_VALUE="29.969" BBK_DIFF="-70.9" BBK_DIFF_Y="102.0"/>
      <bbk:Obs TIME_PERIOD="1989-10" OBS_VALUE="102.866" BBK_DIFF="54.8" BBK_DIFF_Y="62.7"/>
      <bbk:Obs TIME_PERIOD="1989-09" OBS_VALUE="66.469" BBK_DIFF="256.1" BBK_DIFF_Y="316.8"/>
      <bbk:Obs TIME_PERIOD="1989-08" OBS_VALUE="18.666" BBK_DIFF="-64.2" BBK_DIFF_Y="27.8"/>
      <bbk:Obs TIME_PERIOD="1989-07" OBS_VALUE="52.109" BBK_DIFF="-50.6" BBK_DIFF_Y="-51.7"/>
      <bbk:Obs TIME_PERIOD="1989-06" OBS_VALUE="105.397" BBK_DIFF="117.7" BBK_DIFF_Y="81.3"/>
      <bbk:Obs TIME_PERIOD="1989-05" OBS_VALUE="48.42" BBK_DIFF="82.6" BBK_DIFF_Y="70.7"/>
      <bbk:Obs TIME_PERIOD="1989-04" OBS_VALUE="26.523" BBK_DIFF="-72.6" BBK_DIFF_Y="-59.2"/>
      <bbk:Obs TIME_PERIOD="1989-03" OBS_VALUE="96.679" BBK_DIFF="152.1" BBK_DIFF_Y="397.6"/>
      <bbk:Obs TIME_PERIOD="1989-02" OBS_VALUE="38.345" BBK_DIFF="63.9" BBK_DIFF_Y="75.6"/>
      <bbk:Obs TIME_PERIOD="1989-01" OBS_VALUE="23.4" BBK_DIFF="-74.3" BBK_DIFF_Y="-75.2"/>
      <bbk:Obs TIME_PERIOD="1988-12" OBS_VALUE="91.171" BBK_DIFF="514.6" BBK_DIFF_Y="455.7"/>
      <bbk:Obs TIME_PERIOD="1988-11" OBS_VALUE="14.833" BBK_DIFF="-76.5" BBK_DIFF_Y="-51.4"/>
      <bbk:Obs TIME_PERIOD="1988-10" OBS_VALUE="63.233" BBK_DIFF="296.5" BBK_DIFF_Y="-47.8"/>
      <bbk:Obs TIME_PERIOD="1988-09" OBS_VALUE="15.946" BBK_DIFF="9.2" BBK_DIFF_Y="102.8"/>
      <bbk:Obs TIME_PERIOD="1988-08" OBS_VALUE="14.609" BBK_DIFF="-86.5" BBK_DIFF_Y="-17.6"/>
      <bbk:Obs TIME_PERIOD="1988-07" OBS_VALUE="107.963" BBK_DIFF="85.7" BBK_DIFF_Y="68.6"/>
      <bbk:Obs TIME_PERIOD="1988-06" OBS_VALUE="58.142" BBK_DIFF="105.0" BBK_DIFF_Y="-14.1"/>
      <bbk:Obs TIME_PERIOD="1988-05" OBS_VALUE="28.366" BBK_DIFF="-56.3" BBK_DIFF_Y="-25.1"/>
      <bbk:Obs TIME_PERIOD="1988-04" OBS_VALUE="64.976" BBK_DIFF="234.4" BBK_DIFF_Y="275.7"/>
      <bbk:Obs TIME_PERIOD="1988-03" OBS_VALUE="19.428" BBK_DIFF="-11.0" BBK_DIFF_Y="-17.5"/>
      <bbk:Obs TIME_PERIOD="1988-02" OBS_VALUE="21.841" BBK_DIFF="-76.8" BBK_DIFF_Y="22.1"/>
      <bbk:Obs TIME_PERIOD="1988-01" OBS_VALUE="94.251" BBK_DIFF="474.5" BBK_DIFF_Y="352.6"/>
      <bbk:Obs TIME_PERIOD="1987-12" OBS_VALUE="16.407" BBK_DIFF="-46.2" BBK_DIFF_Y="-76.9"/>
      <bbk:Obs TIME_PERIOD="1987-11" OBS_VALUE="30.494" BBK_DIFF="-74.8" BBK_DIFF_Y="13.4"/>
      <bbk:Obs TIME_PERIOD="1987-10" OBS_VALUE="121.21" BBK_DIFF="1441.5" BBK_DIFF_Y="1215.2"/>
      <bbk:Obs TIME_PERIOD="1987-09" OBS_VALUE="7.863" BBK_DIFF="-55.7" BBK_DIFF_Y="-64.0"/>
      <bbk:Obs TIME_PERIOD="1987-08" OBS_VALUE="17.733" BBK_DIFF="-72.3" BBK_DIFF_Y="-34.1"/>
      <bbk:Obs TIME_PERIOD="1987-07" OBS_VALUE="64.038" BBK_DIFF="-5.4" BBK_DIFF_Y="52.2"/>
      <bbk:Obs TIME_PERIOD="1987-06" OBS_VALUE="67.663" BBK_DIFF="78.6" BBK_DIFF_Y="-15.2"/>
      <bbk:Obs TIME_PERIOD="1987-05" OBS_VALUE="37.878" BBK_DIFF="119.0" BBK_DIFF_Y="6.1"/>
      <bbk:Obs TIME_PERIOD="1987-04" OBS_VALUE="17.293" BBK_DIFF="-26.6" BBK_DIFF_Y="-57.0"/>
      <bbk:Obs TIME_PERIOD="1987-03" OBS_VALUE="23.55" BBK_DIFF="31.7" BBK_DIFF_Y="-10.9"/>
      <bbk:Obs TIME_PERIOD="1987-02" OBS_VALUE="17.887" BBK_DIFF="-14.1" BBK_DIFF_Y="506.8"/>
      <bbk:Obs TIME_PERIOD="1987-01" OBS_VALUE="20.823" BBK_DIFF="-70.6" BBK_DIFF_Y="84.3"/>
      <bbk:Obs TIME_PERIOD="1986-12" OBS_VALUE="70.873" BBK_DIFF="163.6" BBK_DIFF_Y="204.5"/>
      <bbk:Obs TIME_PERIOD="1986-11" OBS_VALUE="26.882" BBK_DIFF="191.7" BBK_DIFF_Y="-18.6"/>
      <bbk:Obs TIME_PERIOD="1986-10" OBS_VALUE="9.216" BBK_DIFF="-57.8" BBK_DIFF_Y="113.6"/>
      <bbk:Obs TIME_PERIOD="1986-09" OBS_VALUE="21.846" BBK_DIFF="-18.8" BBK_DIFF_Y="8.2"/>
      <bbk:Obs TIME_PERIOD="1986-08" OBS_VALUE="26.891" BBK_DIFF="-36.1" BBK_DIFF_Y="10.4"/>
      <bbk:Obs TIME_PERIOD="1986-07" OBS_VALUE="42.075" BBK_DIFF="-47.3" BBK_DIFF_Y="80.9"/>
      <bbk:Obs TIME_PERIOD="1986-06" OBS_VALUE="79.809" BBK_DIFF="123.6" BBK_DIFF_Y="61.5"/>
      <bbk:Obs TIME_PERIOD="1986-05" OBS_VALUE="35.698" BBK_DIFF="-11.3" BBK_DIFF_Y="11.8"/>
      <bbk:Obs TIME_PERIOD="1986-04" OBS_VALUE="40.262" BBK_DIFF="52.4" BBK_DIFF_Y="434.8"/>
      <bbk:Obs TIME_PERIOD="1986-03" OBS_VALUE="26.419" BBK_DIFF="796.2" BBK_DIFF_Y="21.4"/>
      <bbk:Obs TIME_PERIOD="1986-02" OBS_VALUE="2.948" BBK_DIFF="-73.9" BBK_DIFF_Y="-84.2"/>
      <bbk:Obs TIME_PERIOD="1986-01" OBS_VALUE="11.298" BBK_DIFF="-51.5" BBK_DIFF_Y="-58.9"/>
      <bbk:Obs TIME_PERIOD="1985-12" OBS_VALUE="23.275" BBK_DIFF="-29.5" BBK_DIFF_Y="-40.4"/>
      <bbk:Obs TIME_PERIOD="1985-11" OBS_VALUE="33.009" BBK_DIFF="665.0" BBK_DIFF_Y="25.7"/>
      <bbk:Obs TIME_PERIOD="1985-10" OBS_VALUE="4.315" BBK_DIFF="-78.6" BBK_DIFF_Y="178.9"/>
      <bbk:Obs TIME_PERIOD="1985-09" OBS_VALUE="20.191" BBK_DIFF="-17.1" BBK_DIFF_Y="76.5"/>
      <bbk:Obs TIME_PERIOD="1985-08" OBS_VALUE="24.354" BBK_DIFF="4.7" BBK_DIFF_Y="14.9"/>
      <bbk:Obs TIME_PERIOD="1985-07" OBS_VALUE="23.262" BBK_DIFF="-52.9" BBK_DIFF_Y="64.5"/>
      <bbk:Obs TIME_PERIOD="1985-06" OBS_VALUE="49.42" BBK_DIFF="54.8" BBK_DIFF_Y="34.2"/>
      <bbk:Obs TIME_PERIOD="1985-05" OBS_VALUE="31.923" BBK_DIFF="365.5" BBK_DIFF_Y="-8.5"/>
      <bbk:Obs TIME_PERIOD="1985-04" OBS_VALUE="-12.024" BBK_DIFF="-155.3" BBK_DIFF_Y="-447.0"/>
      <bbk:Obs TIME_PERIOD="1985-03" OBS_VALUE="21.753" BBK_DIFF="16.4" BBK_DIFF_Y="7.9"/>
      <bbk:Obs TIME_PERIOD="1985-02" OBS_VALUE="18.686" BBK_DIFF="-32.0" BBK_DIFF_Y="37.0"/>
      <bbk:Obs TIME_PERIOD="1985-01" OBS_VALUE="27.481" BBK_DIFF="-29.6" BBK_DIFF_Y="1346.3"/>
      <bbk:Obs TIME_PERIOD="1984-12" OBS_VALUE="39.032" BBK_DIFF="48.6" BBK_DIFF_Y="-9.3"/>
      <bbk:Obs TIME_PERIOD="1984-11" OBS_VALUE="26.259" BBK_DIFF="1597.4" BBK_DIFF_Y="2.0"/>
      <bbk:Obs TIME_PERIOD="1984-10" OBS_VALUE="1.547" BBK_DIFF="-86.5" BBK_DIFF_Y="147.7"/>
      <bbk:Obs TIME_PERIOD="1984-09" OBS_VALUE="11.44" BBK_DIFF="-46.0" BBK_DIFF_Y="-46.2"/>
      <bbk:Obs TIME_PERIOD="1984-08" OBS_VALUE="21.19" BBK_DIFF="49.8" BBK_DIFF_Y="-22.1"/>
      <bbk:Obs TIME_PERIOD="1984-07" OBS_VALUE="14.145" BBK_DIFF="-61.6" BBK_DIFF_Y="173.8"/>
      <bbk:Obs TIME_PERIOD="1984-06" OBS_VALUE="36.816" BBK_DIFF="5.5" BBK_DIFF_Y="46.9"/>
      <bbk:Obs TIME_PERIOD="1984-05" OBS_VALUE="34.897" BBK_DIFF="1687.7" BBK_DIFF_Y="32.1"/>
      <bbk:Obs TIME_PERIOD="1984-04" OBS_VALUE="-2.198" BBK_DIFF="-110.9" BBK_DIFF_Y="-264.5"/>
      <bbk:Obs TIME_PERIOD="1984-03" OBS_VALUE="20.154" BBK_DIFF="47.8" BBK_DIFF_Y="39.4"/>
      <bbk:Obs TIME_PERIOD="1984-02" OBS_VALUE="13.638" BBK_DIFF="718.5" BBK_DIFF_Y="-43.4"/>
      <bbk:Obs TIME_PERIOD="1984-01" OBS_VALUE="-2.205" BBK_DIFF="-105.1" BBK_DIFF_Y="-115.0"/>
      <bbk:Obs TIME_PERIOD="1983-12" OBS_VALUE="43.045" BBK_DIFF="67.1" BBK_DIFF_Y="27.5"/>
      <bbk:Obs TIME_PERIOD="1983-11" OBS_VALUE="25.756" BBK_DIFF="894.4" BBK_DIFF_Y="-38.0"/>
      <bbk:Obs TIME_PERIOD="1983-10" OBS_VALUE="-3.242" BBK_DIFF="-115.3" BBK_DIFF_Y="-33.3"/>
      <bbk:Obs TIME_PERIOD="1983-09" OBS_VALUE="21.251" BBK_DIFF="-21.9" BBK_DIFF_Y="64.8"/>
      <bbk:Obs TIME_PERIOD="1983-08" OBS_VALUE="27.202" BBK_DIFF="426.5" BBK_DIFF_Y="22.6"/>
      <bbk:Obs TIME_PERIOD="1983-07" OBS_VALUE="5.167" BBK_DIFF="-79.4" BBK_DIFF_Y="-59.4"/>
      <bbk:Obs TIME_PERIOD="1983-06" OBS_VALUE="25.065" BBK_DIFF="-5.1" BBK_DIFF_Y="-29.7"/>
      <bbk:Obs TIME_PERIOD="1983-05" OBS_VALUE="26.415" BBK_DIFF="4480.6" BBK_DIFF_Y="21.5"/>
      <bbk:Obs TIME_PERIOD="1983-04" OBS_VALUE="-0.603" BBK_DIFF="-104.2" BBK_DIFF_Y="-102.6"/>
      <bbk:Obs TIME_PERIOD="1983-03" OBS_VALUE="14.457" BBK_DIFF="-40.0" BBK_DIFF_Y="-49.5"/>
      <bbk:Obs TIME_PERIOD="1983-02" OBS_VALUE="24.088" BBK_DIFF="64.4" BBK_DIFF_Y="-0.3"/>
      <bbk:Obs TIME_PERIOD="1983-01" OBS_VALUE="14.654" BBK_DIFF="-56.6" BBK_DIFF_Y="-31.8"/>
      <bbk:Obs TIME_PERIOD="1982-12" OBS_VALUE="33.768" BBK_DIFF="-18.7" BBK_DIFF_Y="81.5"/>
      <bbk:Obs TIME_PERIOD="1982-11" OBS_VALUE="41.532" BBK_DIFF="1807.7" BBK_DIFF_Y="73.9"/>
      <bbk:Obs TIME_PERIOD="1982-10" OBS_VALUE="-2.432" BBK_DIFF="-118.9" BBK_DIFF_Y="-112.4"/>
      <bbk:Obs TIME_PERIOD="1982-09" OBS_VALUE="12.898" BBK_DIFF="-41.9" BBK_DIFF_Y="-8.0"/>
      <bbk:Obs TIME_PERIOD="1982-08" OBS_VALUE="22.192" BBK_DIFF="74.4" BBK_DIFF_Y="95.2"/>
      <bbk:Obs TIME_PERIOD="1982-07" OBS_VALUE="12.722" BBK_DIFF="-64.3" BBK_DIFF_Y="-70.7"/>
      <bbk:Obs TIME_PERIOD="1982-06" OBS_VALUE="35.631" BBK_DIFF="63.9" BBK_DIFF_Y="-13.7"/>
      <bbk:Obs TIME_PERIOD="1982-05" OBS_VALUE="21.738" BBK_DIFF="-7.6" BBK_DIFF_Y="40.8"/>
      <bbk:Obs TIME_PERIOD="1982-04" OBS_VALUE="23.519" BBK_DIFF="-17.9" BBK_DIFF_Y="-18.3"/>
      <bbk:Obs TIME_PERIOD="1982-03" OBS_VALUE="28.647" BBK_DIFF="18.5" BBK_DIFF_Y="91.2"/>
      <bbk:Obs TIME_PERIOD="1982-02" OBS_VALUE="24.166" BBK_DIFF="12.5" BBK_DIFF_Y="37.3"/>
      <bbk:Obs TIME_PERIOD="1982-01" OBS_VALUE="21.479" BBK_DIFF="15.5" BBK_DIFF_Y="5.5"/>
      <bbk:Obs TIME_PERIOD="1981-12" OBS_VALUE="18.6" BBK_DIFF="-22.1" BBK_DIFF_Y="17.9"/>
      <bbk:Obs TIME_PERIOD="1981-11" OBS_VALUE="23.885" BBK_DIFF="22.0" BBK_DIFF_Y="-5.8"/>
      <bbk:Obs TIME_PERIOD="1981-10" OBS_VALUE="19.571" BBK_DIFF="39.6" BBK_DIFF_Y="-38.0"/>
      <bbk:Obs TIME_PERIOD="1981-09" OBS_VALUE="14.017" BBK_DIFF="23.3" BBK_DIFF_Y="-39.0"/>
      <bbk:Obs TIME_PERIOD="1981-08" OBS_VALUE="11.371" BBK_DIFF="-73.8" BBK_DIFF_Y="-39.1"/>
      <bbk:Obs TIME_PERIOD="1981-07" OBS_VALUE="43.462" BBK_DIFF="5.3" BBK_DIFF_Y="-1.1"/>
      <bbk:Obs TIME_PERIOD="1981-06" OBS_VALUE="41.289" BBK_DIFF="167.4" BBK_DIFF_Y="13.7"/>
      <bbk:Obs TIME_PERIOD="1981-05" OBS_VALUE="15.439" BBK_DIFF="-46.4" BBK_DIFF_Y="-39.7"/>
      <bbk:Obs TIME_PERIOD="1981-04" OBS_VALUE="28.796" BBK_DIFF="92.2" BBK_DIFF_Y="-31.4"/>
      <bbk:Obs TIME_PERIOD="1981-03" OBS_VALUE="14.981" BBK_DIFF="-14.9" BBK_DIFF_Y="-13.9"/>
      <bbk:Obs TIME_PERIOD="1981-02" OBS_VALUE="17.602" BBK_DIFF="-13.6" BBK_DIFF_Y="-19.2"/>
      <bbk:Obs TIME_PERIOD="1981-01" OBS_VALUE="20.365" BBK_DIFF="29.1" BBK_DIFF_Y="-44.5"/>
      <bbk:Obs TIME_PERIOD="1980-12" OBS_VALUE="15.778" BBK_DIFF="-37.8" BBK_DIFF_Y="-23.4"/>
      <bbk:Obs TIME_PERIOD="1980-11" OBS_VALUE="25.367" BBK_DIFF="-19.7" BBK_DIFF_Y="-13.9"/>
      <bbk:Obs TIME_PERIOD="1980-10" OBS_VALUE="31.577" BBK_DIFF="37.4" BBK_DIFF_Y="-12.5"/>
      <bbk:Obs TIME_PERIOD="1980-09" OBS_VALUE="22.981" BBK_DIFF="23.0" BBK_DIFF_Y="24.1"/>
      <bbk:Obs TIME_PERIOD="1980-08" OBS_VALUE="18.677" BBK_DIFF="-57.5" BBK_DIFF_Y="-8.5"/>
      <bbk:Obs TIME_PERIOD="1980-07" OBS_VALUE="43.956" BBK_DIFF="21.0" BBK_DIFF_Y="7.9"/>
      <bbk:Obs TIME_PERIOD="1980-06" OBS_VALUE="36.314" BBK_DIFF="41.8" BBK_DIFF_Y="28.8"/>
      <bbk:Obs TIME_PERIOD="1980-05" OBS_VALUE="25.602" BBK_DIFF="-39.0" BBK_DIFF_Y="-5.7"/>
      <bbk:Obs TIME_PERIOD="1980-04" OBS_VALUE="41.973" BBK_DIFF="141.3" BBK_DIFF_Y="20.5"/>
      <bbk:Obs TIME_PERIOD="1980-03" OBS_VALUE="17.396" BBK_DIFF="-20.1" BBK_DIFF_Y="3.1"/>
      <bbk:Obs TIME_PERIOD="1980-02" OBS_VALUE="21.784" BBK_DIFF="-40.6" BBK_DIFF_Y="6.3"/>
      <bbk:Obs TIME_PERIOD="1980-01" OBS_VALUE="36.68" BBK_DIFF="78.0" BBK_DIFF_Y="-10.7"/>
      <bbk:Obs TIME_PERIOD="1979-12" OBS_VALUE="20.609" BBK_DIFF="-30.0" BBK_DIFF_Y="36.9"/>
      <bbk:Obs TIME_PERIOD="1979-11" OBS_VALUE="29.46" BBK_DIFF="-18.4" BBK_DIFF_Y="-19.9"/>
      <bbk:Obs TIME_PERIOD="1979-10" OBS_VALUE="36.107" BBK_DIFF="95.0" BBK_DIFF_Y="3.1"/>
      <bbk:Obs TIME_PERIOD="1979-09" OBS_VALUE="18.516" BBK_DIFF="-9.3" BBK_DIFF_Y="23.1"/>
      <bbk:Obs TIME_PERIOD="1979-08" OBS_VALUE="20.415" BBK_DIFF="-49.9" BBK_DIFF_Y="-13.7"/>
      <bbk:Obs TIME_PERIOD="1979-07" OBS_VALUE="40.719" BBK_DIFF="44.4" BBK_DIFF_Y="-7.5"/>
      <bbk:Obs TIME_PERIOD="1979-06" OBS_VALUE="28.195" BBK_DIFF="3.9" BBK_DIFF_Y="-20.8"/>
      <bbk:Obs TIME_PERIOD="1979-05" OBS_VALUE="27.148" BBK_DIFF="-22.1" BBK_DIFF_Y="-17.4"/>
      <bbk:Obs TIME_PERIOD="1979-04" OBS_VALUE="34.843" BBK_DIFF="106.4" BBK_DIFF_Y="39.5"/>
      <bbk:Obs TIME_PERIOD="1979-03" OBS_VALUE="16.881" BBK_DIFF="-17.6" BBK_DIFF_Y="33.7"/>
      <bbk:Obs TIME_PERIOD="1979-02" OBS_VALUE="20.485" BBK_DIFF="-50.1" BBK_DIFF_Y="5.5"/>
      <bbk:Obs TIME_PERIOD="1979-01" OBS_VALUE="41.059" BBK_DIFF="172.7" BBK_DIFF_Y="26.1"/>
      <bbk:Obs TIME_PERIOD="1978-12" OBS_VALUE="15.058" BBK_DIFF="-59.0" BBK_DIFF_Y="-24.2"/>
      <bbk:Obs TIME_PERIOD="1978-11" OBS_VALUE="36.77" BBK_DIFF="5.0" BBK_DIFF_Y="35.4"/>
      <bbk:Obs TIME_PERIOD="1978-10" OBS_VALUE="35.035" BBK_DIFF="132.9" BBK_DIFF_Y="-13.1"/>
      <bbk:Obs TIME_PERIOD="1978-09" OBS_VALUE="15.043" BBK_DIFF="-36.4" BBK_DIFF_Y="-44.3"/>
      <bbk:Obs TIME_PERIOD="1978-08" OBS_VALUE="23.66" BBK_DIFF="-46.3" BBK_DIFF_Y="55.5"/>
      <bbk:Obs TIME_PERIOD="1978-07" OBS_VALUE="44.037" BBK_DIFF="23.8" BBK_DIFF_Y="-1.2"/>
      <bbk:Obs TIME_PERIOD="1978-06" OBS_VALUE="35.582" BBK_DIFF="8.2" BBK_DIFF_Y="-5.5"/>
      <bbk:Obs TIME_PERIOD="1978-05" OBS_VALUE="32.871" BBK_DIFF="31.6" BBK_DIFF_Y="44.4"/>
      <bbk:Obs TIME_PERIOD="1978-04" OBS_VALUE="24.979" BBK_DIFF="97.8" BBK_DIFF_Y="-10.2"/>
      <bbk:Obs TIME_PERIOD="1978-03" OBS_VALUE="12.63" BBK_DIFF="-34.9" BBK_DIFF_Y="-38.0"/>
      <bbk:Obs TIME_PERIOD="1978-02" OBS_VALUE="19.408" BBK_DIFF="-40.4" BBK_DIFF_Y="44.7"/>
      <bbk:Obs TIME_PERIOD="1978-01" OBS_VALUE="32.569" BBK_DIFF="63.9" BBK_DIFF_Y="-1.4"/>
      <bbk:Obs TIME_PERIOD="1977-12" OBS_VALUE="19.875" BBK_DIFF="-26.8" BBK_DIFF_Y="-19.3"/>
      <bbk:Obs TIME_PERIOD="1977-11" OBS_VALUE="27.154" BBK_DIFF="-32.6" BBK_DIFF_Y="-8.4"/>
      <bbk:Obs TIME_PERIOD="1977-10" OBS_VALUE="40.313" BBK_DIFF="49.4" BBK_DIFF_Y="50.2"/>
      <bbk:Obs TIME_PERIOD="1977-09" OBS_VALUE="26.987" BBK_DIFF="77.3" BBK_DIFF_Y="58.6"/>
      <bbk:Obs TIME_PERIOD="1977-08" OBS_VALUE="15.219" BBK_DIFF="-65.9" BBK_DIFF_Y="-33.3"/>
      <bbk:Obs TIME_PERIOD="1977-07" OBS_VALUE="44.588" BBK_DIFF="18.4" BBK_DIFF_Y="-5.9"/>
      <bbk:Obs TIME_PERIOD="1977-06" OBS_VALUE="37.659" BBK_DIFF="65.5" BBK_DIFF_Y="15.8"/>
      <bbk:Obs TIME_PERIOD="1977-05" OBS_VALUE="22.756" BBK_DIFF="-18.2" BBK_DIFF_Y="37.4"/>
      <bbk:Obs TIME_PERIOD="1977-04" OBS_VALUE="27.817" BBK_DIFF="36.5" BBK_DIFF_Y="-1.0"/>
      <bbk:Obs TIME_PERIOD="1977-03" OBS_VALUE="20.381" BBK_DIFF="51.9" BBK_DIFF_Y="87.5"/>
      <bbk:Obs TIME_PERIOD="1977-02" OBS_VALUE="13.416" BBK_DIFF="-59.4" BBK_DIFF_Y="81.3"/>
      <bbk:Obs TIME_PERIOD="1977-01" OBS_VALUE="33.022" BBK_DIFF="34.0" BBK_DIFF_Y="20.5"/>
      <bbk:Obs TIME_PERIOD="1976-12" OBS_VALUE="24.637" BBK_DIFF="-16.9" BBK_DIFF_Y="120.1"/>
      <bbk:Obs TIME_PERIOD="1976-11" OBS_VALUE="29.652" BBK_DIFF="10.5" BBK_DIFF_Y="21.0"/>
      <bbk:Obs TIME_PERIOD="1976-10" OBS_VALUE="26.833" BBK_DIFF="57.7" BBK_DIFF_Y="6.6"/>
      <bbk:Obs TIME_PERIOD="1976-09" OBS_VALUE="17.015" BBK_DIFF="-25.4" BBK_DIFF_Y="60.0"/>
      <bbk:Obs TIME_PERIOD="1976-08" OBS_VALUE="22.811" BBK_DIFF="-51.9" BBK_DIFF_Y="25.7"/>
      <bbk:Obs TIME_PERIOD="1976-07" OBS_VALUE="47.397" BBK_DIFF="45.8" BBK_DIFF_Y="18.8"/>
      <bbk:Obs TIME_PERIOD="1976-06" OBS_VALUE="32.518" BBK_DIFF="96.4" BBK_DIFF_Y="3.2"/>
      <bbk:Obs TIME_PERIOD="1976-05" OBS_VALUE="16.56" BBK_DIFF="-41.1" BBK_DIFF_Y="19.3"/>
      <bbk:Obs TIME_PERIOD="1976-04" OBS_VALUE="28.095" BBK_DIFF="158.5" BBK_DIFF_Y="5.4"/>
      <bbk:Obs TIME_PERIOD="1976-03" OBS_VALUE="10.87" BBK_DIFF="46.9" BBK_DIFF_Y="12.9"/>
      <bbk:Obs TIME_PERIOD="1976-02" OBS_VALUE="7.401" BBK_DIFF="-73.0" BBK_DIFF_Y="-43.5"/>
      <bbk:Obs TIME_PERIOD="1976-01" OBS_VALUE="27.396" BBK_DIFF="144.7" BBK_DIFF_Y="0.1"/>
      <bbk:Obs TIME_PERIOD="1975-12" OBS_VALUE="11.194" BBK_DIFF="-54.3" BBK_DIFF_Y="-32.9"/>
      <bbk:Obs TIME_PERIOD="1975-11" OBS_VALUE="24.506" BBK_DIFF="-2.6" BBK_DIFF_Y="31.2"/>
      <bbk:Obs TIME_PERIOD="1975-10" OBS_VALUE="25.161" BBK_DIFF="136.6" BBK_DIFF_Y="-13.6"/>
      <bbk:Obs TIME_PERIOD="1975-09" OBS_VALUE="10.635" BBK_DIFF="-41.4" BBK_DIFF_Y="-34.5"/>
      <bbk:Obs TIME_PERIOD="1975-08" OBS_VALUE="18.145" BBK_DIFF="-54.5" BBK_DIFF_Y="-28.8"/>
      <bbk:Obs TIME_PERIOD="1975-07" OBS_VALUE="39.888" BBK_DIFF="26.6" BBK_DIFF_Y="-18.9"/>
      <bbk:Obs TIME_PERIOD="1975-06" OBS_VALUE="31.51" BBK_DIFF="127.1" BBK_DIFF_Y="51.6"/>
      <bbk:Obs TIME_PERIOD="1975-05" OBS_VALUE="13.877" BBK_DIFF="-47.9" BBK_DIFF_Y="-2.3"/>
      <bbk:Obs TIME_PERIOD="1975-04" OBS_VALUE="26.654" BBK_DIFF="176.9" BBK_DIFF_Y="1.5"/>
      <bbk:Obs TIME_PERIOD="1975-03" OBS_VALUE="9.627" BBK_DIFF="-26.5" BBK_DIFF_Y="-7.7"/>
      <bbk:Obs TIME_PERIOD="1975-02" OBS_VALUE="13.091" BBK_DIFF="-52.2" BBK_DIFF_Y="26.1"/>
      <bbk:Obs TIME_PERIOD="1975-01" OBS_VALUE="27.378" BBK_DIFF="64.1" BBK_DIFF_Y="6.2"/>
      <bbk:Obs TIME_PERIOD="1974-12" OBS_VALUE="16.681" BBK_DIFF="-10.7" BBK_DIFF_Y="-34.3"/>
      <bbk:Obs TIME_PERIOD="1974-11" OBS_VALUE="18.679" BBK_DIFF="-35.9" BBK_DIFF_Y="37.5"/>
      <bbk:Obs TIME_PERIOD="1974-10" OBS_VALUE="29.131" BBK_DIFF="79.4" BBK_DIFF_Y="7.5"/>
      <bbk:Obs TIME_PERIOD="1974-09" OBS_VALUE="16.242" BBK_DIFF="-36.2" BBK_DIFF_Y="40.3"/>
      <bbk:Obs TIME_PERIOD="1974-08" OBS_VALUE="25.475" BBK_DIFF="-48.2" BBK_DIFF_Y="87.0"/>
      <bbk:Obs TIME_PERIOD="1974-07" OBS_VALUE="49.168" BBK_DIFF="136.5" BBK_DIFF_Y="48.4"/>
      <bbk:Obs TIME_PERIOD="1974-06" OBS_VALUE="20.79" BBK_DIFF="46.4" BBK_DIFF_Y="-19.3"/>
      <bbk:Obs TIME_PERIOD="1974-05" OBS_VALUE="14.201" BBK_DIFF="-45.9" BBK_DIFF_Y="-18.0"/>
      <bbk:Obs TIME_PERIOD="1974-04" OBS_VALUE="26.253" BBK_DIFF="151.6" BBK_DIFF_Y="3.7"/>
      <bbk:Obs TIME_PERIOD="1974-03" OBS_VALUE="10.433" BBK_DIFF="0.5" BBK_DIFF_Y="17.8"/>
      <bbk:Obs TIME_PERIOD="1974-02" OBS_VALUE="10.379" BBK_DIFF="-59.7" BBK_DIFF_Y="32.1"/>
      <bbk:Obs TIME_PERIOD="1974-01" OBS_VALUE="25.77" BBK_DIFF="1.5" BBK_DIFF_Y="25.3"/>
      <bbk:Obs TIME_PERIOD="1973-12" OBS_VALUE="25.397" BBK_DIFF="87.0" BBK_DIFF_Y="25.5"/>
      <bbk:Obs TIME_PERIOD="1973-11" OBS_VALUE="13.582" BBK_DIFF="-49.9" BBK_DIFF_Y="-10.5"/>
      <bbk:Obs TIME_PERIOD="1973-10" OBS_VALUE="27.087" BBK_DIFF="134.0" BBK_DIFF_Y="41.6"/>
      <bbk:Obs TIME_PERIOD="1973-09" OBS_VALUE="11.575" BBK_DIFF="-15.0" BBK_DIFF_Y="0.2"/>
      <bbk:Obs TIME_PERIOD="1973-08" OBS_VALUE="13.625" BBK_DIFF="-58.9" BBK_DIFF_Y="23.5"/>
      <bbk:Obs TIME_PERIOD="1973-07" OBS_VALUE="33.125" BBK_DIFF="28.6" BBK_DIFF_Y="25.7"/>
      <bbk:Obs TIME_PERIOD="1973-06" OBS_VALUE="25.762" BBK_DIFF="48.8" BBK_DIFF_Y="56.0"/>
      <bbk:Obs TIME_PERIOD="1973-05" OBS_VALUE="17.31" BBK_DIFF="-31.6" BBK_DIFF_Y="27.6"/>
      <bbk:Obs TIME_PERIOD="1973-04" OBS_VALUE="25.308" BBK_DIFF="185.8" BBK_DIFF_Y="28.5"/>
      <bbk:Obs TIME_PERIOD="1973-03" OBS_VALUE="8.855" BBK_DIFF="12.7" BBK_DIFF_Y="-33.8"/>
      <bbk:Obs TIME_PERIOD="1973-02" OBS_VALUE="7.855" BBK_DIFF="-61.8" BBK_DIFF_Y="6.7"/>
      <bbk:Obs TIME_PERIOD="1973-01" OBS_VALUE="20.559" BBK_DIFF="1.6" BBK_DIFF_Y="-13.2"/>
      <bbk:Obs TIME_PERIOD="1972-12" OBS_VALUE="20.243" BBK_DIFF="33.4" BBK_DIFF_Y="16.0"/>
      <bbk:Obs TIME_PERIOD="1972-11" OBS_VALUE="15.172" BBK_DIFF="-20.7" BBK_DIFF_Y="26.1"/>
      <bbk:Obs TIME_PERIOD="1972-10" OBS_VALUE="19.126" BBK_DIFF="65.6" BBK_DIFF_Y="-16.9"/>
      <bbk:Obs TIME_PERIOD="1972-09" OBS_VALUE="11.548" BBK_DIFF="4.7" BBK_DIFF_Y="14.3"/>
      <bbk:Obs TIME_PERIOD="1972-08" OBS_VALUE="11.033" BBK_DIFF="-58.1" BBK_DIFF_Y="32.7"/>
      <bbk:Obs TIME_PERIOD="1972-07" OBS_VALUE="26.35" BBK_DIFF="59.5" BBK_DIFF_Y="-3.3"/>
      <bbk:Obs TIME_PERIOD="1972-06" OBS_VALUE="16.518" BBK_DIFF="21.8" BBK_DIFF_Y="-40.9"/>
      <bbk:Obs TIME_PERIOD="1972-05" OBS_VALUE="13.564" BBK_DIFF="-31.1" BBK_DIFF_Y="-18.4"/>
      <bbk:Obs TIME_PERIOD="1972-04" OBS_VALUE="19.692" BBK_DIFF="47.2" BBK_DIFF_Y="27.3"/>
      <bbk:Obs TIME_PERIOD="1972-03" OBS_VALUE="13.381" BBK_DIFF="81.7" BBK_DIFF_Y="73.5"/>
      <bbk:Obs TIME_PERIOD="1972-02" OBS_VALUE="7.365" BBK_DIFF="-68.9" BBK_DIFF_Y="48.0"/>
      <bbk:Obs TIME_PERIOD="1972-01" OBS_VALUE="23.691" BBK_DIFF="35.7" BBK_DIFF_Y="30.4"/>
      <bbk:Obs TIME_PERIOD="1971-12" OBS_VALUE="17.457" BBK_DIFF="45.1"/>
      <bbk:Obs TIME_PERIOD="1971-11" OBS_VALUE="12.035" BBK_DIFF="-47.7"/>
      <bbk:Obs TIME_PERIOD="1971-10" OBS_VALUE="23.019" BBK_DIFF="127.9"/>
      <bbk:Obs TIME_PERIOD="1971-09" OBS_VALUE="10.1" BBK_DIFF="21.5"/>
      <bbk:Obs TIME_PERIOD="1971-08" OBS_VALUE="8.314" BBK_DIFF="-69.5"/>
      <bbk:Obs TIME_PERIOD="1971-07" OBS_VALUE="27.252" BBK_DIFF="-2.5"/>
      <bbk:Obs TIME_PERIOD="1971-06" OBS_VALUE="27.957" BBK_DIFF="68.3"/>
      <bbk:Obs TIME_PERIOD="1971-05" OBS_VALUE="16.615" BBK_DIFF="7.4"/>
      <bbk:Obs TIME_PERIOD="1971-04" OBS_VALUE="15.472" BBK_DIFF="100.6"/>
      <bbk:Obs TIME_PERIOD="1971-03" OBS_VALUE="7.713" BBK_DIFF="55.0"/>
      <bbk:Obs TIME_PERIOD="1971-02" OBS_VALUE="4.975" BBK_DIFF="-72.6"/>
      <bbk:Obs TIME_PERIOD="1971-01" OBS_VALUE="18.171"/>
    </bbk:Series>
  </bbk:DataSet>
</CompactData>
