<?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_D_D4P_O___R_F__Z_EUR__T__X_N_ALL</ID>
    <Test>false</Test>
    <Truncated>false</Truncated>
    <Prepared>2026-05-02T04:13:06</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.D.D4P.O___R.F._Z.EUR._T._X.N.ALL" DECIMALS="3" UNIT="Euro" UNIT_MULT="6" BBK_TITLE="Leistungsbilanz / Primäreinkommen / Vermögenseinkommen / Übrige Vermögenseinkommen (einschl. Währungsreserven) / Ausgaben / Alle Länder" BBK_TITLE_ENG="Current account / Primary income / Investment income / Other investment income (incl. reserve assets) / Expenditure / Rest of the world">
      <bbk:Obs TIME_PERIOD="2026-02" OBS_VALUE="8041.238" BBK_DIFF="-2.1" BBK_DIFF_Y="-3.5"/>
      <bbk:Obs TIME_PERIOD="2026-01" OBS_VALUE="8215.353" BBK_DIFF="17.9" BBK_DIFF_Y="-2.6"/>
      <bbk:Obs TIME_PERIOD="2025-12" OBS_VALUE="6966.238" BBK_DIFF="-2.1" BBK_DIFF_Y="-17.2"/>
      <bbk:Obs TIME_PERIOD="2025-11" OBS_VALUE="7118.82" BBK_DIFF="-0.6" BBK_DIFF_Y="-16.7"/>
      <bbk:Obs TIME_PERIOD="2025-10" OBS_VALUE="7159.581" BBK_DIFF="-3.0" BBK_DIFF_Y="-19.2"/>
      <bbk:Obs TIME_PERIOD="2025-09" OBS_VALUE="7382.147" BBK_DIFF="1.6" BBK_DIFF_Y="-18.4"/>
      <bbk:Obs TIME_PERIOD="2025-08" OBS_VALUE="7264.708" BBK_DIFF="1.7" BBK_DIFF_Y="-22.2"/>
      <bbk:Obs TIME_PERIOD="2025-07" OBS_VALUE="7145.574" BBK_DIFF="-3.7" BBK_DIFF_Y="-26.0"/>
      <bbk:Obs TIME_PERIOD="2025-06" OBS_VALUE="7416.469" BBK_DIFF="-2.5" BBK_DIFF_Y="-25.5"/>
      <bbk:Obs TIME_PERIOD="2025-05" OBS_VALUE="7608.067" BBK_DIFF="-3.7" BBK_DIFF_Y="-24.5"/>
      <bbk:Obs TIME_PERIOD="2025-04" OBS_VALUE="7900.714" BBK_DIFF="-4.8" BBK_DIFF_Y="-22.3"/>
      <bbk:Obs TIME_PERIOD="2025-03" OBS_VALUE="8298.563" BBK_DIFF="-0.4" BBK_DIFF_Y="-19.8"/>
      <bbk:Obs TIME_PERIOD="2025-02" OBS_VALUE="8329.306" BBK_DIFF="-1.2" BBK_DIFF_Y="-20.1"/>
      <bbk:Obs TIME_PERIOD="2025-01" OBS_VALUE="8433.024" BBK_DIFF="0.3" BBK_DIFF_Y="-20.3"/>
      <bbk:Obs TIME_PERIOD="2024-12" OBS_VALUE="8410.96" BBK_DIFF="-1.6" BBK_DIFF_Y="-21.4"/>
      <bbk:Obs TIME_PERIOD="2024-11" OBS_VALUE="8550.134" BBK_DIFF="-3.5" BBK_DIFF_Y="-19.7"/>
      <bbk:Obs TIME_PERIOD="2024-10" OBS_VALUE="8863.068" BBK_DIFF="-2.0" BBK_DIFF_Y="-17.1"/>
      <bbk:Obs TIME_PERIOD="2024-09" OBS_VALUE="9048.042" BBK_DIFF="-3.1" BBK_DIFF_Y="-14.3"/>
      <bbk:Obs TIME_PERIOD="2024-08" OBS_VALUE="9337.105" BBK_DIFF="-3.3" BBK_DIFF_Y="-10.6"/>
      <bbk:Obs TIME_PERIOD="2024-07" OBS_VALUE="9654.2" BBK_DIFF="-3.0" BBK_DIFF_Y="-6.2"/>
      <bbk:Obs TIME_PERIOD="2024-06" OBS_VALUE="9951.24" BBK_DIFF="-1.3" BBK_DIFF_Y="-2.2"/>
      <bbk:Obs TIME_PERIOD="2024-05" OBS_VALUE="10082.469" BBK_DIFF="-0.8" BBK_DIFF_Y="0.0"/>
      <bbk:Obs TIME_PERIOD="2024-04" OBS_VALUE="10168.196" BBK_DIFF="-1.7" BBK_DIFF_Y="5.7"/>
      <bbk:Obs TIME_PERIOD="2024-03" OBS_VALUE="10345.38" BBK_DIFF="-0.8" BBK_DIFF_Y="10.0"/>
      <bbk:Obs TIME_PERIOD="2024-02" OBS_VALUE="10428.19" BBK_DIFF="-1.5" BBK_DIFF_Y="18.2"/>
      <bbk:Obs TIME_PERIOD="2024-01" OBS_VALUE="10582.041" BBK_DIFF="-1.1" BBK_DIFF_Y="26.7"/>
      <bbk:Obs TIME_PERIOD="2023-12" OBS_VALUE="10698.625" BBK_DIFF="0.5" BBK_DIFF_Y="37.9"/>
      <bbk:Obs TIME_PERIOD="2023-11" OBS_VALUE="10641.785" BBK_DIFF="-0.5" BBK_DIFF_Y="49.6"/>
      <bbk:Obs TIME_PERIOD="2023-10" OBS_VALUE="10696.671" BBK_DIFF="1.3" BBK_DIFF_Y="68.1"/>
      <bbk:Obs TIME_PERIOD="2023-09" OBS_VALUE="10563.516" BBK_DIFF="1.1" BBK_DIFF_Y="90.0"/>
      <bbk:Obs TIME_PERIOD="2023-08" OBS_VALUE="10445.907" BBK_DIFF="1.5" BBK_DIFF_Y="111.5"/>
      <bbk:Obs TIME_PERIOD="2023-07" OBS_VALUE="10288.448" BBK_DIFF="1.1" BBK_DIFF_Y="135.7"/>
      <bbk:Obs TIME_PERIOD="2023-06" OBS_VALUE="10177.511" BBK_DIFF="1.0" BBK_DIFF_Y="164.2"/>
      <bbk:Obs TIME_PERIOD="2023-05" OBS_VALUE="10079.293" BBK_DIFF="4.8" BBK_DIFF_Y="184.8"/>
      <bbk:Obs TIME_PERIOD="2023-04" OBS_VALUE="9620.282" BBK_DIFF="2.3" BBK_DIFF_Y="222.0"/>
      <bbk:Obs TIME_PERIOD="2023-03" OBS_VALUE="9406.658" BBK_DIFF="6.6" BBK_DIFF_Y="210.7"/>
      <bbk:Obs TIME_PERIOD="2023-02" OBS_VALUE="8822.448" BBK_DIFF="5.6" BBK_DIFF_Y="286.8"/>
      <bbk:Obs TIME_PERIOD="2023-01" OBS_VALUE="8351.685" BBK_DIFF="7.7" BBK_DIFF_Y="296.1"/>
      <bbk:Obs TIME_PERIOD="2022-12" OBS_VALUE="7757.661" BBK_DIFF="9.1" BBK_DIFF_Y="331.9"/>
      <bbk:Obs TIME_PERIOD="2022-11" OBS_VALUE="7113.012" BBK_DIFF="11.8" BBK_DIFF_Y="341.0"/>
      <bbk:Obs TIME_PERIOD="2022-10" OBS_VALUE="6364.824" BBK_DIFF="14.5" BBK_DIFF_Y="319.1"/>
      <bbk:Obs TIME_PERIOD="2022-09" OBS_VALUE="5560.349" BBK_DIFF="12.6" BBK_DIFF_Y="287.5"/>
      <bbk:Obs TIME_PERIOD="2022-08" OBS_VALUE="4939.099" BBK_DIFF="13.1" BBK_DIFF_Y="244.9"/>
      <bbk:Obs TIME_PERIOD="2022-07" OBS_VALUE="4365.365" BBK_DIFF="13.3" BBK_DIFF_Y="232.9"/>
      <bbk:Obs TIME_PERIOD="2022-06" OBS_VALUE="3851.581" BBK_DIFF="8.8" BBK_DIFF_Y="171.6"/>
      <bbk:Obs TIME_PERIOD="2022-05" OBS_VALUE="3539.344" BBK_DIFF="18.5" BBK_DIFF_Y="141.2"/>
      <bbk:Obs TIME_PERIOD="2022-04" OBS_VALUE="2987.372" BBK_DIFF="-1.3" BBK_DIFF_Y="126.7"/>
      <bbk:Obs TIME_PERIOD="2022-03" OBS_VALUE="3027.822" BBK_DIFF="32.8" BBK_DIFF_Y="130.9"/>
      <bbk:Obs TIME_PERIOD="2022-02" OBS_VALUE="2280.717" BBK_DIFF="8.2" BBK_DIFF_Y="83.2"/>
      <bbk:Obs TIME_PERIOD="2022-01" OBS_VALUE="2108.656" BBK_DIFF="17.4" BBK_DIFF_Y="80.0"/>
      <bbk:Obs TIME_PERIOD="2021-12" OBS_VALUE="1796.034" BBK_DIFF="11.4" BBK_DIFF_Y="45.8"/>
      <bbk:Obs TIME_PERIOD="2021-11" OBS_VALUE="1612.805" BBK_DIFF="6.2" BBK_DIFF_Y="31.8"/>
      <bbk:Obs TIME_PERIOD="2021-10" OBS_VALUE="1518.509" BBK_DIFF="5.8" BBK_DIFF_Y="28.8"/>
      <bbk:Obs TIME_PERIOD="2021-09" OBS_VALUE="1434.803" BBK_DIFF="0.2" BBK_DIFF_Y="18.3"/>
      <bbk:Obs TIME_PERIOD="2021-08" OBS_VALUE="1432.124" BBK_DIFF="9.2" BBK_DIFF_Y="14.7"/>
      <bbk:Obs TIME_PERIOD="2021-07" OBS_VALUE="1311.45" BBK_DIFF="-7.5" BBK_DIFF_Y="11.8"/>
      <bbk:Obs TIME_PERIOD="2021-06" OBS_VALUE="1418.227" BBK_DIFF="-3.3" BBK_DIFF_Y="20.0"/>
      <bbk:Obs TIME_PERIOD="2021-05" OBS_VALUE="1467.266" BBK_DIFF="11.4" BBK_DIFF_Y="18.3"/>
      <bbk:Obs TIME_PERIOD="2021-04" OBS_VALUE="1317.542" BBK_DIFF="0.5" BBK_DIFF_Y="17.9"/>
      <bbk:Obs TIME_PERIOD="2021-03" OBS_VALUE="1311.352" BBK_DIFF="5.3" BBK_DIFF_Y="13.4"/>
      <bbk:Obs TIME_PERIOD="2021-02" OBS_VALUE="1245.207" BBK_DIFF="6.3" BBK_DIFF_Y="8.6"/>
      <bbk:Obs TIME_PERIOD="2021-01" OBS_VALUE="1171.552" BBK_DIFF="-4.9" BBK_DIFF_Y="0.1"/>
      <bbk:Obs TIME_PERIOD="2020-12" OBS_VALUE="1232.074" BBK_DIFF="0.7" BBK_DIFF_Y="1.9"/>
      <bbk:Obs TIME_PERIOD="2020-11" OBS_VALUE="1223.229" BBK_DIFF="3.8" BBK_DIFF_Y="0.8"/>
      <bbk:Obs TIME_PERIOD="2020-10" OBS_VALUE="1178.617" BBK_DIFF="-2.8" BBK_DIFF_Y="-2.0"/>
      <bbk:Obs TIME_PERIOD="2020-09" OBS_VALUE="1212.856" BBK_DIFF="-2.9" BBK_DIFF_Y="-3.8"/>
      <bbk:Obs TIME_PERIOD="2020-08" OBS_VALUE="1248.59" BBK_DIFF="6.4" BBK_DIFF_Y="-7.7"/>
      <bbk:Obs TIME_PERIOD="2020-07" OBS_VALUE="1173.296" BBK_DIFF="-0.7" BBK_DIFF_Y="-10.4"/>
      <bbk:Obs TIME_PERIOD="2020-06" OBS_VALUE="1181.464" BBK_DIFF="-4.7" BBK_DIFF_Y="-21.1"/>
      <bbk:Obs TIME_PERIOD="2020-05" OBS_VALUE="1239.961" BBK_DIFF="10.9" BBK_DIFF_Y="-13.6"/>
      <bbk:Obs TIME_PERIOD="2020-04" OBS_VALUE="1117.834" BBK_DIFF="-3.3" BBK_DIFF_Y="-22.1"/>
      <bbk:Obs TIME_PERIOD="2020-03" OBS_VALUE="1156.065" BBK_DIFF="0.8" BBK_DIFF_Y="-22.2"/>
      <bbk:Obs TIME_PERIOD="2020-02" OBS_VALUE="1146.599" BBK_DIFF="-2.0" BBK_DIFF_Y="-20.9"/>
      <bbk:Obs TIME_PERIOD="2020-01" OBS_VALUE="1170.293" BBK_DIFF="-3.2" BBK_DIFF_Y="-23.5"/>
      <bbk:Obs TIME_PERIOD="2019-12" OBS_VALUE="1208.875" BBK_DIFF="-0.4" BBK_DIFF_Y="-17.7"/>
      <bbk:Obs TIME_PERIOD="2019-11" OBS_VALUE="1213.362" BBK_DIFF="0.9" BBK_DIFF_Y="-29.2"/>
      <bbk:Obs TIME_PERIOD="2019-10" OBS_VALUE="1203.06" BBK_DIFF="-4.5" BBK_DIFF_Y="-18.6"/>
      <bbk:Obs TIME_PERIOD="2019-09" OBS_VALUE="1260.274" BBK_DIFF="-6.8" BBK_DIFF_Y="-15.3"/>
      <bbk:Obs TIME_PERIOD="2019-08" OBS_VALUE="1352.138" BBK_DIFF="3.2" BBK_DIFF_Y="-10.3"/>
      <bbk:Obs TIME_PERIOD="2019-07" OBS_VALUE="1309.621" BBK_DIFF="-12.6" BBK_DIFF_Y="-19.6"/>
      <bbk:Obs TIME_PERIOD="2019-06" OBS_VALUE="1498.297" BBK_DIFF="4.4" BBK_DIFF_Y="1.6"/>
      <bbk:Obs TIME_PERIOD="2019-05" OBS_VALUE="1435.54" BBK_DIFF="0.0" BBK_DIFF_Y="-5.0"/>
      <bbk:Obs TIME_PERIOD="2019-04" OBS_VALUE="1435.203" BBK_DIFF="-3.4" BBK_DIFF_Y="-2.6"/>
      <bbk:Obs TIME_PERIOD="2019-03" OBS_VALUE="1485.912" BBK_DIFF="2.5" BBK_DIFF_Y="3.8"/>
      <bbk:Obs TIME_PERIOD="2019-02" OBS_VALUE="1450.326" BBK_DIFF="-5.2" BBK_DIFF_Y="1.4"/>
      <bbk:Obs TIME_PERIOD="2019-01" OBS_VALUE="1529.102" BBK_DIFF="4.1" BBK_DIFF_Y="11.1"/>
      <bbk:Obs TIME_PERIOD="2018-12" OBS_VALUE="1468.823" BBK_DIFF="-14.3" BBK_DIFF_Y="-1.1"/>
      <bbk:Obs TIME_PERIOD="2018-11" OBS_VALUE="1714.828" BBK_DIFF="16.0" BBK_DIFF_Y="24.1"/>
      <bbk:Obs TIME_PERIOD="2018-10" OBS_VALUE="1478.207" BBK_DIFF="-0.6" BBK_DIFF_Y="6.7"/>
      <bbk:Obs TIME_PERIOD="2018-09" OBS_VALUE="1487.478" BBK_DIFF="-1.4" BBK_DIFF_Y="-3.4"/>
      <bbk:Obs TIME_PERIOD="2018-08" OBS_VALUE="1508.16" BBK_DIFF="-7.4" BBK_DIFF_Y="8.1"/>
      <bbk:Obs TIME_PERIOD="2018-07" OBS_VALUE="1628.392" BBK_DIFF="10.5" BBK_DIFF_Y="16.4"/>
      <bbk:Obs TIME_PERIOD="2018-06" OBS_VALUE="1474.029" BBK_DIFF="-2.5" BBK_DIFF_Y="7.3"/>
      <bbk:Obs TIME_PERIOD="2018-05" OBS_VALUE="1511.18" BBK_DIFF="2.5" BBK_DIFF_Y="7.1"/>
      <bbk:Obs TIME_PERIOD="2018-04" OBS_VALUE="1473.757" BBK_DIFF="3.0" BBK_DIFF_Y="7.3"/>
      <bbk:Obs TIME_PERIOD="2018-03" OBS_VALUE="1431.391" BBK_DIFF="0.1" BBK_DIFF_Y="3.7"/>
      <bbk:Obs TIME_PERIOD="2018-02" OBS_VALUE="1430.309" BBK_DIFF="3.9" BBK_DIFF_Y="1.5"/>
      <bbk:Obs TIME_PERIOD="2018-01" OBS_VALUE="1376.547" BBK_DIFF="-7.3" BBK_DIFF_Y="0.4"/>
      <bbk:Obs TIME_PERIOD="2017-12" OBS_VALUE="1484.691" BBK_DIFF="7.5" BBK_DIFF_Y="-0.7"/>
      <bbk:Obs TIME_PERIOD="2017-11" OBS_VALUE="1381.28" BBK_DIFF="-0.3" BBK_DIFF_Y="-5.2"/>
      <bbk:Obs TIME_PERIOD="2017-10" OBS_VALUE="1385.809" BBK_DIFF="-10.0" BBK_DIFF_Y="-2.6"/>
      <bbk:Obs TIME_PERIOD="2017-09" OBS_VALUE="1539.512" BBK_DIFF="10.4" BBK_DIFF_Y="10.7"/>
      <bbk:Obs TIME_PERIOD="2017-08" OBS_VALUE="1394.901" BBK_DIFF="-0.3" BBK_DIFF_Y="0.0"/>
      <bbk:Obs TIME_PERIOD="2017-07" OBS_VALUE="1398.494" BBK_DIFF="1.8" BBK_DIFF_Y="2.1"/>
      <bbk:Obs TIME_PERIOD="2017-06" OBS_VALUE="1373.321" BBK_DIFF="-2.6" BBK_DIFF_Y="-0.7"/>
      <bbk:Obs TIME_PERIOD="2017-05" OBS_VALUE="1410.538" BBK_DIFF="2.7" BBK_DIFF_Y="3.0"/>
      <bbk:Obs TIME_PERIOD="2017-04" OBS_VALUE="1373.41" BBK_DIFF="-0.5" BBK_DIFF_Y="2.1"/>
      <bbk:Obs TIME_PERIOD="2017-03" OBS_VALUE="1379.69" BBK_DIFF="-2.1" BBK_DIFF_Y="-5.2"/>
      <bbk:Obs TIME_PERIOD="2017-02" OBS_VALUE="1409.418" BBK_DIFF="2.8" BBK_DIFF_Y="-1.4"/>
      <bbk:Obs TIME_PERIOD="2017-01" OBS_VALUE="1371.313" BBK_DIFF="-8.3" BBK_DIFF_Y="0.7"/>
      <bbk:Obs TIME_PERIOD="2016-12" OBS_VALUE="1495.779" BBK_DIFF="2.6" BBK_DIFF_Y="-6.8"/>
      <bbk:Obs TIME_PERIOD="2016-11" OBS_VALUE="1457.689" BBK_DIFF="2.5" BBK_DIFF_Y="-4.7"/>
      <bbk:Obs TIME_PERIOD="2016-10" OBS_VALUE="1422.293" BBK_DIFF="2.3" BBK_DIFF_Y="-6.1"/>
      <bbk:Obs TIME_PERIOD="2016-09" OBS_VALUE="1390.461" BBK_DIFF="-0.3" BBK_DIFF_Y="-8.6"/>
      <bbk:Obs TIME_PERIOD="2016-08" OBS_VALUE="1395.223" BBK_DIFF="1.9" BBK_DIFF_Y="-7.9"/>
      <bbk:Obs TIME_PERIOD="2016-07" OBS_VALUE="1369.106" BBK_DIFF="-1.0" BBK_DIFF_Y="-9.9"/>
      <bbk:Obs TIME_PERIOD="2016-06" OBS_VALUE="1382.85" BBK_DIFF="1.0" BBK_DIFF_Y="-8.8"/>
      <bbk:Obs TIME_PERIOD="2016-05" OBS_VALUE="1369.16" BBK_DIFF="1.7" BBK_DIFF_Y="-11.9"/>
      <bbk:Obs TIME_PERIOD="2016-04" OBS_VALUE="1345.696" BBK_DIFF="-7.5" BBK_DIFF_Y="-12.7"/>
      <bbk:Obs TIME_PERIOD="2016-03" OBS_VALUE="1455.283" BBK_DIFF="1.8" BBK_DIFF_Y="-4.7"/>
      <bbk:Obs TIME_PERIOD="2016-02" OBS_VALUE="1430.055" BBK_DIFF="5.0" BBK_DIFF_Y="-6.0"/>
      <bbk:Obs TIME_PERIOD="2016-01" OBS_VALUE="1361.359" BBK_DIFF="-15.2" BBK_DIFF_Y="-8.1"/>
      <bbk:Obs TIME_PERIOD="2015-12" OBS_VALUE="1605.027" BBK_DIFF="5.0" BBK_DIFF_Y="10.8"/>
      <bbk:Obs TIME_PERIOD="2015-11" OBS_VALUE="1529.14" BBK_DIFF="0.9" BBK_DIFF_Y="8.4"/>
      <bbk:Obs TIME_PERIOD="2015-10" OBS_VALUE="1515.482" BBK_DIFF="-0.4" BBK_DIFF_Y="6.6"/>
      <bbk:Obs TIME_PERIOD="2015-09" OBS_VALUE="1521.504" BBK_DIFF="0.5" BBK_DIFF_Y="5.9"/>
      <bbk:Obs TIME_PERIOD="2015-08" OBS_VALUE="1514.152" BBK_DIFF="-0.3" BBK_DIFF_Y="4.5"/>
      <bbk:Obs TIME_PERIOD="2015-07" OBS_VALUE="1519.261" BBK_DIFF="0.2" BBK_DIFF_Y="2.8"/>
      <bbk:Obs TIME_PERIOD="2015-06" OBS_VALUE="1515.877" BBK_DIFF="-2.4" BBK_DIFF_Y="0.8"/>
      <bbk:Obs TIME_PERIOD="2015-05" OBS_VALUE="1553.446" BBK_DIFF="0.7" BBK_DIFF_Y="5.3"/>
      <bbk:Obs TIME_PERIOD="2015-04" OBS_VALUE="1542.064" BBK_DIFF="1.0" BBK_DIFF_Y="5.2"/>
      <bbk:Obs TIME_PERIOD="2015-03" OBS_VALUE="1526.761" BBK_DIFF="0.4" BBK_DIFF_Y="4.1"/>
      <bbk:Obs TIME_PERIOD="2015-02" OBS_VALUE="1520.715" BBK_DIFF="2.7" BBK_DIFF_Y="2.8"/>
      <bbk:Obs TIME_PERIOD="2015-01" OBS_VALUE="1480.789" BBK_DIFF="2.2" BBK_DIFF_Y="-3.2"/>
      <bbk:Obs TIME_PERIOD="2014-12" OBS_VALUE="1449.093" BBK_DIFF="2.7" BBK_DIFF_Y="-8.4"/>
      <bbk:Obs TIME_PERIOD="2014-11" OBS_VALUE="1411.266" BBK_DIFF="-0.7" BBK_DIFF_Y="-7.3"/>
      <bbk:Obs TIME_PERIOD="2014-10" OBS_VALUE="1421.812" BBK_DIFF="-1.0" BBK_DIFF_Y="-7.3"/>
      <bbk:Obs TIME_PERIOD="2014-09" OBS_VALUE="1436.397" BBK_DIFF="-0.8" BBK_DIFF_Y="-7.1"/>
      <bbk:Obs TIME_PERIOD="2014-08" OBS_VALUE="1448.309" BBK_DIFF="-2.0" BBK_DIFF_Y="-7.1"/>
      <bbk:Obs TIME_PERIOD="2014-07" OBS_VALUE="1477.538" BBK_DIFF="-1.7" BBK_DIFF_Y="-8.7"/>
      <bbk:Obs TIME_PERIOD="2014-06" OBS_VALUE="1503.165" BBK_DIFF="1.9" BBK_DIFF_Y="-8.1"/>
      <bbk:Obs TIME_PERIOD="2014-05" OBS_VALUE="1474.923" BBK_DIFF="0.6" BBK_DIFF_Y="-11.4"/>
      <bbk:Obs TIME_PERIOD="2014-04" OBS_VALUE="1466.478" BBK_DIFF="0.0" BBK_DIFF_Y="-11.9"/>
      <bbk:Obs TIME_PERIOD="2014-03" OBS_VALUE="1466.793" BBK_DIFF="-0.9" BBK_DIFF_Y="-17.0"/>
      <bbk:Obs TIME_PERIOD="2014-02" OBS_VALUE="1479.683" BBK_DIFF="-3.3" BBK_DIFF_Y="-12.8"/>
      <bbk:Obs TIME_PERIOD="2014-01" OBS_VALUE="1529.686" BBK_DIFF="-3.3" BBK_DIFF_Y="-9.4"/>
      <bbk:Obs TIME_PERIOD="2013-12" OBS_VALUE="1582.381" BBK_DIFF="3.9" BBK_DIFF_Y="-3.8"/>
      <bbk:Obs TIME_PERIOD="2013-11" OBS_VALUE="1522.823" BBK_DIFF="-0.7" BBK_DIFF_Y="-8.2"/>
      <bbk:Obs TIME_PERIOD="2013-10" OBS_VALUE="1534.03" BBK_DIFF="-0.7" BBK_DIFF_Y="-8.1"/>
      <bbk:Obs TIME_PERIOD="2013-09" OBS_VALUE="1545.361" BBK_DIFF="-0.9" BBK_DIFF_Y="-8.7"/>
      <bbk:Obs TIME_PERIOD="2013-08" OBS_VALUE="1559.241" BBK_DIFF="-3.7" BBK_DIFF_Y="-8.3"/>
      <bbk:Obs TIME_PERIOD="2013-07" OBS_VALUE="1618.784" BBK_DIFF="-1.1" BBK_DIFF_Y="-4.6"/>
      <bbk:Obs TIME_PERIOD="2013-06" OBS_VALUE="1636.094" BBK_DIFF="-1.7" BBK_DIFF_Y="-8.1"/>
      <bbk:Obs TIME_PERIOD="2013-05" OBS_VALUE="1664.913" BBK_DIFF="0.0" BBK_DIFF_Y="-8.9"/>
      <bbk:Obs TIME_PERIOD="2013-04" OBS_VALUE="1664.153" BBK_DIFF="-5.9" BBK_DIFF_Y="-9.8"/>
      <bbk:Obs TIME_PERIOD="2013-03" OBS_VALUE="1767.563" BBK_DIFF="4.1" BBK_DIFF_Y="-4.6"/>
      <bbk:Obs TIME_PERIOD="2013-02" OBS_VALUE="1697.195" BBK_DIFF="0.6" BBK_DIFF_Y="-9.4"/>
      <bbk:Obs TIME_PERIOD="2013-01" OBS_VALUE="1687.615" BBK_DIFF="2.6" BBK_DIFF_Y="-11.7"/>
      <bbk:Obs TIME_PERIOD="2012-12" OBS_VALUE="1644.365" BBK_DIFF="-0.9" BBK_DIFF_Y="-22.1"/>
      <bbk:Obs TIME_PERIOD="2012-11" OBS_VALUE="1659.436" BBK_DIFF="-0.6" BBK_DIFF_Y="-24.7"/>
      <bbk:Obs TIME_PERIOD="2012-10" OBS_VALUE="1669.318" BBK_DIFF="-1.4" BBK_DIFF_Y="-27.0"/>
      <bbk:Obs TIME_PERIOD="2012-09" OBS_VALUE="1692.258" BBK_DIFF="-0.4" BBK_DIFF_Y="-27.7"/>
      <bbk:Obs TIME_PERIOD="2012-08" OBS_VALUE="1699.74" BBK_DIFF="0.2" BBK_DIFF_Y="-28.7"/>
      <bbk:Obs TIME_PERIOD="2012-07" OBS_VALUE="1697.073" BBK_DIFF="-4.7" BBK_DIFF_Y="-29.6"/>
      <bbk:Obs TIME_PERIOD="2012-06" OBS_VALUE="1780.6" BBK_DIFF="-2.5" BBK_DIFF_Y="-26.5"/>
      <bbk:Obs TIME_PERIOD="2012-05" OBS_VALUE="1827.044" BBK_DIFF="-1.0" BBK_DIFF_Y="-25.0"/>
      <bbk:Obs TIME_PERIOD="2012-04" OBS_VALUE="1844.683" BBK_DIFF="-0.5" BBK_DIFF_Y="-24.6"/>
      <bbk:Obs TIME_PERIOD="2012-03" OBS_VALUE="1853.599" BBK_DIFF="-1.0" BBK_DIFF_Y="-24.9"/>
      <bbk:Obs TIME_PERIOD="2012-02" OBS_VALUE="1872.811" BBK_DIFF="-2.0" BBK_DIFF_Y="-24.5"/>
      <bbk:Obs TIME_PERIOD="2012-01" OBS_VALUE="1910.98" BBK_DIFF="-9.5" BBK_DIFF_Y="-21.5"/>
      <bbk:Obs TIME_PERIOD="2011-12" OBS_VALUE="2111.986" BBK_DIFF="-4.2" BBK_DIFF_Y="-17.0"/>
      <bbk:Obs TIME_PERIOD="2011-11" OBS_VALUE="2204.332" BBK_DIFF="-3.7" BBK_DIFF_Y="-15.6"/>
      <bbk:Obs TIME_PERIOD="2011-10" OBS_VALUE="2288.093" BBK_DIFF="-2.3" BBK_DIFF_Y="-13.6"/>
      <bbk:Obs TIME_PERIOD="2011-09" OBS_VALUE="2340.966" BBK_DIFF="-1.9" BBK_DIFF_Y="-11.1"/>
      <bbk:Obs TIME_PERIOD="2011-08" OBS_VALUE="2385.445" BBK_DIFF="-1.0" BBK_DIFF_Y="-9.1"/>
      <bbk:Obs TIME_PERIOD="2011-07" OBS_VALUE="2409.973" BBK_DIFF="-0.5" BBK_DIFF_Y="-8.0"/>
      <bbk:Obs TIME_PERIOD="2011-06" OBS_VALUE="2422.239" BBK_DIFF="-0.6" BBK_DIFF_Y="-6.8"/>
      <bbk:Obs TIME_PERIOD="2011-05" OBS_VALUE="2436.936" BBK_DIFF="-0.3" BBK_DIFF_Y="-6.0"/>
      <bbk:Obs TIME_PERIOD="2011-04" OBS_VALUE="2445.13" BBK_DIFF="-0.9" BBK_DIFF_Y="-2.5"/>
      <bbk:Obs TIME_PERIOD="2011-03" OBS_VALUE="2467.718" BBK_DIFF="-0.5" BBK_DIFF_Y="1.6"/>
      <bbk:Obs TIME_PERIOD="2011-02" OBS_VALUE="2480.867" BBK_DIFF="1.9" BBK_DIFF_Y="2.5"/>
      <bbk:Obs TIME_PERIOD="2011-01" OBS_VALUE="2435.193" BBK_DIFF="-4.3" BBK_DIFF_Y="0.8"/>
      <bbk:Obs TIME_PERIOD="2010-12" OBS_VALUE="2545.85" BBK_DIFF="-2.6" BBK_DIFF_Y="9.0"/>
      <bbk:Obs TIME_PERIOD="2010-11" OBS_VALUE="2613.18" BBK_DIFF="-1.3" BBK_DIFF_Y="11.7"/>
      <bbk:Obs TIME_PERIOD="2010-10" OBS_VALUE="2648.467" BBK_DIFF="0.6" BBK_DIFF_Y="13.0"/>
      <bbk:Obs TIME_PERIOD="2010-09" OBS_VALUE="2631.818" BBK_DIFF="0.3" BBK_DIFF_Y="11.4"/>
      <bbk:Obs TIME_PERIOD="2010-08" OBS_VALUE="2624.584" BBK_DIFF="0.2" BBK_DIFF_Y="8.2"/>
      <bbk:Obs TIME_PERIOD="2010-07" OBS_VALUE="2618.785" BBK_DIFF="0.7" BBK_DIFF_Y="4.5"/>
      <bbk:Obs TIME_PERIOD="2010-06" OBS_VALUE="2600.021" BBK_DIFF="0.3" BBK_DIFF_Y="0.9"/>
      <bbk:Obs TIME_PERIOD="2010-05" OBS_VALUE="2591.545" BBK_DIFF="3.3" BBK_DIFF_Y="-1.5"/>
      <bbk:Obs TIME_PERIOD="2010-04" OBS_VALUE="2507.955" BBK_DIFF="3.3" BBK_DIFF_Y="-8.6"/>
      <bbk:Obs TIME_PERIOD="2010-03" OBS_VALUE="2428.727" BBK_DIFF="0.3" BBK_DIFF_Y="-15.6"/>
      <bbk:Obs TIME_PERIOD="2010-02" OBS_VALUE="2420.884" BBK_DIFF="0.2" BBK_DIFF_Y="-21.2"/>
      <bbk:Obs TIME_PERIOD="2010-01" OBS_VALUE="2415.981" BBK_DIFF="3.4" BBK_DIFF_Y="-27.8"/>
      <bbk:Obs TIME_PERIOD="2009-12" OBS_VALUE="2336.34" BBK_DIFF="-0.1" BBK_DIFF_Y="-36.4"/>
      <bbk:Obs TIME_PERIOD="2009-11" OBS_VALUE="2339.455" BBK_DIFF="-0.2" BBK_DIFF_Y="-39.7"/>
      <bbk:Obs TIME_PERIOD="2009-10" OBS_VALUE="2343.593" BBK_DIFF="-0.8" BBK_DIFF_Y="-43.8"/>
      <bbk:Obs TIME_PERIOD="2009-09" OBS_VALUE="2362.215" BBK_DIFF="-2.7" BBK_DIFF_Y="-47.9"/>
      <bbk:Obs TIME_PERIOD="2009-08" OBS_VALUE="2426.789" BBK_DIFF="-3.2" BBK_DIFF_Y="-49.1"/>
      <bbk:Obs TIME_PERIOD="2009-07" OBS_VALUE="2506.196" BBK_DIFF="-2.7" BBK_DIFF_Y="-49.9"/>
      <bbk:Obs TIME_PERIOD="2009-06" OBS_VALUE="2576.137" BBK_DIFF="-2.1" BBK_DIFF_Y="-50.9"/>
      <bbk:Obs TIME_PERIOD="2009-05" OBS_VALUE="2631.227" BBK_DIFF="-4.1" BBK_DIFF_Y="-51.4"/>
      <bbk:Obs TIME_PERIOD="2009-04" OBS_VALUE="2742.827" BBK_DIFF="-4.7" BBK_DIFF_Y="-51.2"/>
      <bbk:Obs TIME_PERIOD="2009-03" OBS_VALUE="2879.22" BBK_DIFF="-6.3" BBK_DIFF_Y="-51.0"/>
      <bbk:Obs TIME_PERIOD="2009-02" OBS_VALUE="3072.307" BBK_DIFF="-8.2" BBK_DIFF_Y="-48.5"/>
      <bbk:Obs TIME_PERIOD="2009-01" OBS_VALUE="3347.216" BBK_DIFF="-8.9" BBK_DIFF_Y="-44.8"/>
      <bbk:Obs TIME_PERIOD="2008-12" OBS_VALUE="3673.876" BBK_DIFF="-5.2" BBK_DIFF_Y="-39.8"/>
      <bbk:Obs TIME_PERIOD="2008-11" OBS_VALUE="3876.655" BBK_DIFF="-7.0" BBK_DIFF_Y="-38.0"/>
      <bbk:Obs TIME_PERIOD="2008-10" OBS_VALUE="4167.758" BBK_DIFF="-8.1" BBK_DIFF_Y="-32.9"/>
      <bbk:Obs TIME_PERIOD="2008-09" OBS_VALUE="4537.034" BBK_DIFF="-4.9" BBK_DIFF_Y="-26.3"/>
      <bbk:Obs TIME_PERIOD="2008-08" OBS_VALUE="4772.154" BBK_DIFF="-4.6" BBK_DIFF_Y="-22.6"/>
      <bbk:Obs TIME_PERIOD="2008-07" OBS_VALUE="5001.715" BBK_DIFF="-4.7" BBK_DIFF_Y="-18.5"/>
      <bbk:Obs TIME_PERIOD="2008-06" OBS_VALUE="5247.803" BBK_DIFF="-3.0" BBK_DIFF_Y="-14.1"/>
      <bbk:Obs TIME_PERIOD="2008-05" OBS_VALUE="5412.827" BBK_DIFF="-3.7" BBK_DIFF_Y="-10.9"/>
      <bbk:Obs TIME_PERIOD="2008-04" OBS_VALUE="5623.365" BBK_DIFF="-4.3" BBK_DIFF_Y="-6.6"/>
      <bbk:Obs TIME_PERIOD="2008-03" OBS_VALUE="5874.35" BBK_DIFF="-1.6" BBK_DIFF_Y="-0.6"/>
      <bbk:Obs TIME_PERIOD="2008-02" OBS_VALUE="5969.894" BBK_DIFF="-1.5" BBK_DIFF_Y="1.7"/>
      <bbk:Obs TIME_PERIOD="2008-01" OBS_VALUE="6058.881" BBK_DIFF="-0.8" BBK_DIFF_Y="4.7"/>
      <bbk:Obs TIME_PERIOD="2007-12" OBS_VALUE="6105.74" BBK_DIFF="-2.4" BBK_DIFF_Y="7.8"/>
      <bbk:Obs TIME_PERIOD="2007-11" OBS_VALUE="6253.852" BBK_DIFF="0.7" BBK_DIFF_Y="14.3"/>
      <bbk:Obs TIME_PERIOD="2007-10" OBS_VALUE="6208.617" BBK_DIFF="0.9" BBK_DIFF_Y="15.9"/>
      <bbk:Obs TIME_PERIOD="2007-09" OBS_VALUE="6152.079" BBK_DIFF="-0.2" BBK_DIFF_Y="16.9"/>
      <bbk:Obs TIME_PERIOD="2007-08" OBS_VALUE="6163.919" BBK_DIFF="0.4" BBK_DIFF_Y="20.2"/>
      <bbk:Obs TIME_PERIOD="2007-07" OBS_VALUE="6139.607" BBK_DIFF="0.5" BBK_DIFF_Y="22.4"/>
      <bbk:Obs TIME_PERIOD="2007-06" OBS_VALUE="6110.603" BBK_DIFF="0.6" BBK_DIFF_Y="25.3"/>
      <bbk:Obs TIME_PERIOD="2007-05" OBS_VALUE="6072.171" BBK_DIFF="0.9" BBK_DIFF_Y="27.7"/>
      <bbk:Obs TIME_PERIOD="2007-04" OBS_VALUE="6020.121" BBK_DIFF="1.8" BBK_DIFF_Y="30.0"/>
      <bbk:Obs TIME_PERIOD="2007-03" OBS_VALUE="5911.036" BBK_DIFF="0.7" BBK_DIFF_Y="31.0"/>
      <bbk:Obs TIME_PERIOD="2007-02" OBS_VALUE="5869.357" BBK_DIFF="1.5" BBK_DIFF_Y="31.9"/>
      <bbk:Obs TIME_PERIOD="2007-01" OBS_VALUE="5784.654" BBK_DIFF="2.1" BBK_DIFF_Y="33.9"/>
      <bbk:Obs TIME_PERIOD="2006-12" OBS_VALUE="5664.931" BBK_DIFF="3.5" BBK_DIFF_Y="33.2"/>
      <bbk:Obs TIME_PERIOD="2006-11" OBS_VALUE="5472.452" BBK_DIFF="2.2" BBK_DIFF_Y="27.6"/>
      <bbk:Obs TIME_PERIOD="2006-10" OBS_VALUE="5355.143" BBK_DIFF="1.8" BBK_DIFF_Y="27.4"/>
      <bbk:Obs TIME_PERIOD="2006-09" OBS_VALUE="5262.213" BBK_DIFF="2.6" BBK_DIFF_Y="28.0"/>
      <bbk:Obs TIME_PERIOD="2006-08" OBS_VALUE="5126.37" BBK_DIFF="2.2" BBK_DIFF_Y="25.5"/>
      <bbk:Obs TIME_PERIOD="2006-07" OBS_VALUE="5014.679" BBK_DIFF="2.8" BBK_DIFF_Y="25.4"/>
      <bbk:Obs TIME_PERIOD="2006-06" OBS_VALUE="4875.903" BBK_DIFF="2.6" BBK_DIFF_Y="22.9"/>
      <bbk:Obs TIME_PERIOD="2006-05" OBS_VALUE="4753.599" BBK_DIFF="2.7" BBK_DIFF_Y="20.5"/>
      <bbk:Obs TIME_PERIOD="2006-04" OBS_VALUE="4630.011" BBK_DIFF="2.6" BBK_DIFF_Y="19.5"/>
      <bbk:Obs TIME_PERIOD="2006-03" OBS_VALUE="4513.803" BBK_DIFF="1.4" BBK_DIFF_Y="18.4"/>
      <bbk:Obs TIME_PERIOD="2006-02" OBS_VALUE="4450.154" BBK_DIFF="3.0" BBK_DIFF_Y="17.7"/>
      <bbk:Obs TIME_PERIOD="2006-01" OBS_VALUE="4321.667" BBK_DIFF="1.6" BBK_DIFF_Y="15.8"/>
      <bbk:Obs TIME_PERIOD="2005-12" OBS_VALUE="4251.865" BBK_DIFF="-0.9" BBK_DIFF_Y="17.6"/>
      <bbk:Obs TIME_PERIOD="2005-11" OBS_VALUE="4288.443" BBK_DIFF="2.1" BBK_DIFF_Y="23.1"/>
      <bbk:Obs TIME_PERIOD="2005-10" OBS_VALUE="4202.238" BBK_DIFF="2.2" BBK_DIFF_Y="21.3"/>
      <bbk:Obs TIME_PERIOD="2005-09" OBS_VALUE="4110.315" BBK_DIFF="0.7" BBK_DIFF_Y="20.3"/>
      <bbk:Obs TIME_PERIOD="2005-08" OBS_VALUE="4083.352" BBK_DIFF="2.1" BBK_DIFF_Y="22.9"/>
      <bbk:Obs TIME_PERIOD="2005-07" OBS_VALUE="3998.967" BBK_DIFF="0.8" BBK_DIFF_Y="22.5"/>
      <bbk:Obs TIME_PERIOD="2005-06" OBS_VALUE="3966.24" BBK_DIFF="0.5" BBK_DIFF_Y="21.7"/>
      <bbk:Obs TIME_PERIOD="2005-05" OBS_VALUE="3945.375" BBK_DIFF="1.8" BBK_DIFF_Y="21.6"/>
      <bbk:Obs TIME_PERIOD="2005-04" OBS_VALUE="3875.834" BBK_DIFF="1.7" BBK_DIFF_Y="19.0"/>
      <bbk:Obs TIME_PERIOD="2005-03" OBS_VALUE="3811.28" BBK_DIFF="0.8" BBK_DIFF_Y="13.4"/>
      <bbk:Obs TIME_PERIOD="2005-02" OBS_VALUE="3780.581" BBK_DIFF="1.3" BBK_DIFF_Y="13.9"/>
      <bbk:Obs TIME_PERIOD="2005-01" OBS_VALUE="3730.755" BBK_DIFF="3.2" BBK_DIFF_Y="12.6"/>
      <bbk:Obs TIME_PERIOD="2004-12" OBS_VALUE="3615.409" BBK_DIFF="3.8" BBK_DIFF_Y="0.6"/>
      <bbk:Obs TIME_PERIOD="2004-11" OBS_VALUE="3484.149" BBK_DIFF="0.6" BBK_DIFF_Y="-4.3"/>
      <bbk:Obs TIME_PERIOD="2004-10" OBS_VALUE="3464.501" BBK_DIFF="1.4" BBK_DIFF_Y="-3.9"/>
      <bbk:Obs TIME_PERIOD="2004-09" OBS_VALUE="3416.069" BBK_DIFF="2.8" BBK_DIFF_Y="-6.4"/>
      <bbk:Obs TIME_PERIOD="2004-08" OBS_VALUE="3323.731" BBK_DIFF="1.8" BBK_DIFF_Y="-8.5"/>
      <bbk:Obs TIME_PERIOD="2004-07" OBS_VALUE="3263.714" BBK_DIFF="0.1" BBK_DIFF_Y="-10.9"/>
      <bbk:Obs TIME_PERIOD="2004-06" OBS_VALUE="3260.214" BBK_DIFF="0.5" BBK_DIFF_Y="-10.4"/>
      <bbk:Obs TIME_PERIOD="2004-05" OBS_VALUE="3244.632" BBK_DIFF="-0.3" BBK_DIFF_Y="-10.5"/>
      <bbk:Obs TIME_PERIOD="2004-04" OBS_VALUE="3255.659" BBK_DIFF="-3.2" BBK_DIFF_Y="-10.5"/>
      <bbk:Obs TIME_PERIOD="2004-03" OBS_VALUE="3361.992" BBK_DIFF="1.3" BBK_DIFF_Y="-5.1"/>
      <bbk:Obs TIME_PERIOD="2004-02" OBS_VALUE="3319.16" BBK_DIFF="0.1" BBK_DIFF_Y="-7.1"/>
      <bbk:Obs TIME_PERIOD="2004-01" OBS_VALUE="3314.63" BBK_DIFF="-7.8" BBK_DIFF_Y="-7.2"/>
      <bbk:Obs TIME_PERIOD="2003-12" OBS_VALUE="3594.439" BBK_DIFF="-1.3" BBK_DIFF_Y="3.6"/>
      <bbk:Obs TIME_PERIOD="2003-11" OBS_VALUE="3642.238" BBK_DIFF="1.1" BBK_DIFF_Y="3.4"/>
      <bbk:Obs TIME_PERIOD="2003-10" OBS_VALUE="3603.254" BBK_DIFF="-1.2" BBK_DIFF_Y="0.4"/>
      <bbk:Obs TIME_PERIOD="2003-09" OBS_VALUE="3648.326" BBK_DIFF="0.5" BBK_DIFF_Y="3.3"/>
      <bbk:Obs TIME_PERIOD="2003-08" OBS_VALUE="3630.778" BBK_DIFF="-0.9" BBK_DIFF_Y="0.2"/>
      <bbk:Obs TIME_PERIOD="2003-07" OBS_VALUE="3664.51" BBK_DIFF="0.7" BBK_DIFF_Y="-1.2"/>
      <bbk:Obs TIME_PERIOD="2003-06" OBS_VALUE="3639.477" BBK_DIFF="0.4" BBK_DIFF_Y="-1.1"/>
      <bbk:Obs TIME_PERIOD="2003-05" OBS_VALUE="3624.31" BBK_DIFF="-0.3" BBK_DIFF_Y="-3.8"/>
      <bbk:Obs TIME_PERIOD="2003-04" OBS_VALUE="3635.674" BBK_DIFF="2.7" BBK_DIFF_Y="-4.0"/>
      <bbk:Obs TIME_PERIOD="2003-03" OBS_VALUE="3541.557" BBK_DIFF="-0.9" BBK_DIFF_Y="-6.4"/>
      <bbk:Obs TIME_PERIOD="2003-02" OBS_VALUE="3572.503" BBK_DIFF="0.0" BBK_DIFF_Y="-6.7"/>
      <bbk:Obs TIME_PERIOD="2003-01" OBS_VALUE="3573.3" BBK_DIFF="3.0" BBK_DIFF_Y="-8.4"/>
      <bbk:Obs TIME_PERIOD="2002-12" OBS_VALUE="3469.079" BBK_DIFF="-1.5" BBK_DIFF_Y="-10.8"/>
      <bbk:Obs TIME_PERIOD="2002-11" OBS_VALUE="3521.839" BBK_DIFF="-1.9" BBK_DIFF_Y="-11.6"/>
      <bbk:Obs TIME_PERIOD="2002-10" OBS_VALUE="3589.807" BBK_DIFF="1.7" BBK_DIFF_Y="-11.2"/>
      <bbk:Obs TIME_PERIOD="2002-09" OBS_VALUE="3530.239" BBK_DIFF="-2.6" BBK_DIFF_Y="-12.7"/>
      <bbk:Obs TIME_PERIOD="2002-08" OBS_VALUE="3625.104" BBK_DIFF="-2.2" BBK_DIFF_Y="-10.8"/>
      <bbk:Obs TIME_PERIOD="2002-07" OBS_VALUE="3707.365" BBK_DIFF="0.7" BBK_DIFF_Y="-9.9"/>
      <bbk:Obs TIME_PERIOD="2002-06" OBS_VALUE="3680.777" BBK_DIFF="-2.3" BBK_DIFF_Y="-13.7"/>
      <bbk:Obs TIME_PERIOD="2002-05" OBS_VALUE="3767.748" BBK_DIFF="-0.5" BBK_DIFF_Y="-12.9"/>
      <bbk:Obs TIME_PERIOD="2002-04" OBS_VALUE="3787.179" BBK_DIFF="0.1" BBK_DIFF_Y="-13.9"/>
      <bbk:Obs TIME_PERIOD="2002-03" OBS_VALUE="3782.618" BBK_DIFF="-1.2" BBK_DIFF_Y="-15.9"/>
      <bbk:Obs TIME_PERIOD="2002-02" OBS_VALUE="3830.126" BBK_DIFF="-1.9" BBK_DIFF_Y="-17.4"/>
      <bbk:Obs TIME_PERIOD="2002-01" OBS_VALUE="3902.585" BBK_DIFF="0.3" BBK_DIFF_Y="-16.4"/>
      <bbk:Obs TIME_PERIOD="2001-12" OBS_VALUE="3890.238" BBK_DIFF="-2.3" BBK_DIFF_Y="-21.1"/>
      <bbk:Obs TIME_PERIOD="2001-11" OBS_VALUE="3983.708" BBK_DIFF="-1.5" BBK_DIFF_Y="-18.6"/>
      <bbk:Obs TIME_PERIOD="2001-10" OBS_VALUE="4043.637" BBK_DIFF="0.0" BBK_DIFF_Y="-18.0"/>
      <bbk:Obs TIME_PERIOD="2001-09" OBS_VALUE="4044.879" BBK_DIFF="-0.5" BBK_DIFF_Y="-18.1"/>
      <bbk:Obs TIME_PERIOD="2001-08" OBS_VALUE="4063.563" BBK_DIFF="-1.2" BBK_DIFF_Y="-17.3"/>
      <bbk:Obs TIME_PERIOD="2001-07" OBS_VALUE="4114.659" BBK_DIFF="-3.6" BBK_DIFF_Y="-15.0"/>
      <bbk:Obs TIME_PERIOD="2001-06" OBS_VALUE="4267.542" BBK_DIFF="-1.3" BBK_DIFF_Y="-10.4"/>
      <bbk:Obs TIME_PERIOD="2001-05" OBS_VALUE="4324.171" BBK_DIFF="-1.7" BBK_DIFF_Y="-8.6"/>
      <bbk:Obs TIME_PERIOD="2001-04" OBS_VALUE="4398.201" BBK_DIFF="-2.2" BBK_DIFF_Y="-4.8"/>
      <bbk:Obs TIME_PERIOD="2001-03" OBS_VALUE="4499.34" BBK_DIFF="-2.9" BBK_DIFF_Y="-0.2"/>
      <bbk:Obs TIME_PERIOD="2001-02" OBS_VALUE="4635.661" BBK_DIFF="-0.6" BBK_DIFF_Y="6.8"/>
      <bbk:Obs TIME_PERIOD="2001-01" OBS_VALUE="4665.588" BBK_DIFF="-5.4" BBK_DIFF_Y="11.4"/>
      <bbk:Obs TIME_PERIOD="2000-12" OBS_VALUE="4929.949" BBK_DIFF="0.8" BBK_DIFF_Y="23.1"/>
      <bbk:Obs TIME_PERIOD="2000-11" OBS_VALUE="4893.036" BBK_DIFF="-0.8" BBK_DIFF_Y="23.1"/>
      <bbk:Obs TIME_PERIOD="2000-10" OBS_VALUE="4934.056" BBK_DIFF="-0.1" BBK_DIFF_Y="26.8"/>
      <bbk:Obs TIME_PERIOD="2000-09" OBS_VALUE="4940.51" BBK_DIFF="0.5" BBK_DIFF_Y="29.5"/>
      <bbk:Obs TIME_PERIOD="2000-08" OBS_VALUE="4915.823" BBK_DIFF="1.6" BBK_DIFF_Y="31.7"/>
      <bbk:Obs TIME_PERIOD="2000-07" OBS_VALUE="4838.569" BBK_DIFF="1.6" BBK_DIFF_Y="31.6"/>
      <bbk:Obs TIME_PERIOD="2000-06" OBS_VALUE="4764.242" BBK_DIFF="0.7" BBK_DIFF_Y="31.2"/>
      <bbk:Obs TIME_PERIOD="2000-05" OBS_VALUE="4729.794" BBK_DIFF="2.4" BBK_DIFF_Y="32.5"/>
      <bbk:Obs TIME_PERIOD="2000-04" OBS_VALUE="4620.652" BBK_DIFF="2.5" BBK_DIFF_Y="31.4"/>
      <bbk:Obs TIME_PERIOD="2000-03" OBS_VALUE="4508.836" BBK_DIFF="3.9" BBK_DIFF_Y="31.2"/>
      <bbk:Obs TIME_PERIOD="2000-02" OBS_VALUE="4339.046" BBK_DIFF="3.6" BBK_DIFF_Y="28.1"/>
      <bbk:Obs TIME_PERIOD="2000-01" OBS_VALUE="4188.032" BBK_DIFF="4.5" BBK_DIFF_Y="26.3"/>
      <bbk:Obs TIME_PERIOD="1999-12" OBS_VALUE="4006.218" BBK_DIFF="0.8" BBK_DIFF_Y="28.9"/>
      <bbk:Obs TIME_PERIOD="1999-11" OBS_VALUE="3976.158" BBK_DIFF="2.2" BBK_DIFF_Y="29.4"/>
      <bbk:Obs TIME_PERIOD="1999-10" OBS_VALUE="3890.416" BBK_DIFF="2.0" BBK_DIFF_Y="29.5"/>
      <bbk:Obs TIME_PERIOD="1999-09" OBS_VALUE="3814.816" BBK_DIFF="2.2" BBK_DIFF_Y="27.5"/>
      <bbk:Obs TIME_PERIOD="1999-08" OBS_VALUE="3733.632" BBK_DIFF="1.6" BBK_DIFF_Y="25.4"/>
      <bbk:Obs TIME_PERIOD="1999-07" OBS_VALUE="3676.195" BBK_DIFF="1.3" BBK_DIFF_Y="24.4"/>
      <bbk:Obs TIME_PERIOD="1999-06" OBS_VALUE="3629.994" BBK_DIFF="1.7" BBK_DIFF_Y="27.5"/>
      <bbk:Obs TIME_PERIOD="1999-05" OBS_VALUE="3569.3" BBK_DIFF="1.5" BBK_DIFF_Y="25.8"/>
      <bbk:Obs TIME_PERIOD="1999-04" OBS_VALUE="3517.637" BBK_DIFF="2.3" BBK_DIFF_Y="24.1"/>
      <bbk:Obs TIME_PERIOD="1999-03" OBS_VALUE="3437.11" BBK_DIFF="1.5" BBK_DIFF_Y="22.9"/>
      <bbk:Obs TIME_PERIOD="1999-02" OBS_VALUE="3387.081" BBK_DIFF="2.1" BBK_DIFF_Y="21.3"/>
      <bbk:Obs TIME_PERIOD="1999-01" OBS_VALUE="3317.191" BBK_DIFF="6.7" BBK_DIFF_Y="20.4"/>
      <bbk:Obs TIME_PERIOD="1998-12" OBS_VALUE="3108.238" BBK_DIFF="1.2" BBK_DIFF_Y="12.1"/>
      <bbk:Obs TIME_PERIOD="1998-11" OBS_VALUE="3072.356" BBK_DIFF="2.3" BBK_DIFF_Y="12.9"/>
      <bbk:Obs TIME_PERIOD="1998-10" OBS_VALUE="3004.122" BBK_DIFF="0.4" BBK_DIFF_Y="9.1"/>
      <bbk:Obs TIME_PERIOD="1998-09" OBS_VALUE="2991.041" BBK_DIFF="0.4" BBK_DIFF_Y="9.8"/>
      <bbk:Obs TIME_PERIOD="1998-08" OBS_VALUE="2978.204" BBK_DIFF="0.8" BBK_DIFF_Y="10.5"/>
      <bbk:Obs TIME_PERIOD="1998-07" OBS_VALUE="2955.281" BBK_DIFF="3.8" BBK_DIFF_Y="9.3"/>
      <bbk:Obs TIME_PERIOD="1998-06" OBS_VALUE="2846.966" BBK_DIFF="0.3" BBK_DIFF_Y="3.2"/>
      <bbk:Obs TIME_PERIOD="1998-05" OBS_VALUE="2837.462" BBK_DIFF="0.1" BBK_DIFF_Y="5.0"/>
      <bbk:Obs TIME_PERIOD="1998-04" OBS_VALUE="2834.188" BBK_DIFF="1.4" BBK_DIFF_Y="6.6"/>
      <bbk:Obs TIME_PERIOD="1998-03" OBS_VALUE="2795.554" BBK_DIFF="0.1" BBK_DIFF_Y="7.0"/>
      <bbk:Obs TIME_PERIOD="1998-02" OBS_VALUE="2791.484" BBK_DIFF="1.3" BBK_DIFF_Y="8.8"/>
      <bbk:Obs TIME_PERIOD="1998-01" OBS_VALUE="2755.759" BBK_DIFF="-0.6" BBK_DIFF_Y="8.8"/>
      <bbk:Obs TIME_PERIOD="1997-12" OBS_VALUE="2772.527" BBK_DIFF="1.9" BBK_DIFF_Y="13.1"/>
      <bbk:Obs TIME_PERIOD="1997-11" OBS_VALUE="2722.137" BBK_DIFF="-1.2" BBK_DIFF_Y="13.1"/>
      <bbk:Obs TIME_PERIOD="1997-10" OBS_VALUE="2753.962" BBK_DIFF="1.1" BBK_DIFF_Y="19.1"/>
      <bbk:Obs TIME_PERIOD="1997-09" OBS_VALUE="2723.28" BBK_DIFF="1.0" BBK_DIFF_Y="17.8"/>
      <bbk:Obs TIME_PERIOD="1997-08" OBS_VALUE="2695.581" BBK_DIFF="-0.3" BBK_DIFF_Y="16.2"/>
      <bbk:Obs TIME_PERIOD="1997-07" OBS_VALUE="2704.733" BBK_DIFF="-2.0" BBK_DIFF_Y="17.5"/>
      <bbk:Obs TIME_PERIOD="1997-06" OBS_VALUE="2759.164" BBK_DIFF="2.1" BBK_DIFF_Y="24.4"/>
      <bbk:Obs TIME_PERIOD="1997-05" OBS_VALUE="2702.496" BBK_DIFF="1.7" BBK_DIFF_Y="21.3"/>
      <bbk:Obs TIME_PERIOD="1997-04" OBS_VALUE="2658.332" BBK_DIFF="1.8" BBK_DIFF_Y="18.9"/>
      <bbk:Obs TIME_PERIOD="1997-03" OBS_VALUE="2611.62" BBK_DIFF="1.8" BBK_DIFF_Y="18.2"/>
      <bbk:Obs TIME_PERIOD="1997-02" OBS_VALUE="2564.763" BBK_DIFF="1.2" BBK_DIFF_Y="16.4"/>
      <bbk:Obs TIME_PERIOD="1997-01" OBS_VALUE="2533.202" BBK_DIFF="3.3" BBK_DIFF_Y="13.6"/>
      <bbk:Obs TIME_PERIOD="1996-12" OBS_VALUE="2451.449" BBK_DIFF="1.9" BBK_DIFF_Y="8.3"/>
      <bbk:Obs TIME_PERIOD="1996-11" OBS_VALUE="2405.782" BBK_DIFF="4.1" BBK_DIFF_Y="6.0"/>
      <bbk:Obs TIME_PERIOD="1996-10" OBS_VALUE="2311.763" BBK_DIFF="0.0" BBK_DIFF_Y="0.4"/>
      <bbk:Obs TIME_PERIOD="1996-09" OBS_VALUE="2311.036" BBK_DIFF="-0.3" BBK_DIFF_Y="0.4"/>
      <bbk:Obs TIME_PERIOD="1996-08" OBS_VALUE="2318.781" BBK_DIFF="0.8" BBK_DIFF_Y="-0.1"/>
      <bbk:Obs TIME_PERIOD="1996-07" OBS_VALUE="2300.998" BBK_DIFF="3.8" BBK_DIFF_Y="-0.7"/>
      <bbk:Obs TIME_PERIOD="1996-06" OBS_VALUE="2217.822" BBK_DIFF="-0.4" BBK_DIFF_Y="-4.7"/>
      <bbk:Obs TIME_PERIOD="1996-05" OBS_VALUE="2227.445" BBK_DIFF="-0.4" BBK_DIFF_Y="-4.2"/>
      <bbk:Obs TIME_PERIOD="1996-04" OBS_VALUE="2236.077" BBK_DIFF="1.2" BBK_DIFF_Y="-2.7"/>
      <bbk:Obs TIME_PERIOD="1996-03" OBS_VALUE="2209.914" BBK_DIFF="0.3" BBK_DIFF_Y="-5.7"/>
      <bbk:Obs TIME_PERIOD="1996-02" OBS_VALUE="2203.315" BBK_DIFF="-1.2" BBK_DIFF_Y="-4.5"/>
      <bbk:Obs TIME_PERIOD="1996-01" OBS_VALUE="2229.153" BBK_DIFF="-1.5" BBK_DIFF_Y="-4.2"/>
      <bbk:Obs TIME_PERIOD="1995-12" OBS_VALUE="2263.699" BBK_DIFF="-0.3" BBK_DIFF_Y="-1.6"/>
      <bbk:Obs TIME_PERIOD="1995-11" OBS_VALUE="2269.616" BBK_DIFF="-1.4" BBK_DIFF_Y="-0.8"/>
      <bbk:Obs TIME_PERIOD="1995-10" OBS_VALUE="2302.027" BBK_DIFF="0.0" BBK_DIFF_Y="2.7"/>
      <bbk:Obs TIME_PERIOD="1995-09" OBS_VALUE="2301.681" BBK_DIFF="-0.8" BBK_DIFF_Y="4.1"/>
      <bbk:Obs TIME_PERIOD="1995-08" OBS_VALUE="2320.644" BBK_DIFF="0.1" BBK_DIFF_Y="6.0"/>
      <bbk:Obs TIME_PERIOD="1995-07" OBS_VALUE="2318.203" BBK_DIFF="-0.4" BBK_DIFF_Y="6.9"/>
      <bbk:Obs TIME_PERIOD="1995-06" OBS_VALUE="2327.561" BBK_DIFF="0.1" BBK_DIFF_Y="8.7"/>
      <bbk:Obs TIME_PERIOD="1995-05" OBS_VALUE="2324.65" BBK_DIFF="1.1" BBK_DIFF_Y="8.7"/>
      <bbk:Obs TIME_PERIOD="1995-04" OBS_VALUE="2299.028" BBK_DIFF="-1.9" BBK_DIFF_Y="8.0"/>
      <bbk:Obs TIME_PERIOD="1995-03" OBS_VALUE="2344.174" BBK_DIFF="1.6" BBK_DIFF_Y="12.0"/>
      <bbk:Obs TIME_PERIOD="1995-02" OBS_VALUE="2308.145" BBK_DIFF="-0.8" BBK_DIFF_Y="10.7"/>
      <bbk:Obs TIME_PERIOD="1995-01" OBS_VALUE="2326.272" BBK_DIFF="1.1" BBK_DIFF_Y="13.5"/>
      <bbk:Obs TIME_PERIOD="1994-12" OBS_VALUE="2300.813" BBK_DIFF="0.6" BBK_DIFF_Y="11.9"/>
      <bbk:Obs TIME_PERIOD="1994-11" OBS_VALUE="2287.697" BBK_DIFF="2.0" BBK_DIFF_Y="8.1"/>
      <bbk:Obs TIME_PERIOD="1994-10" OBS_VALUE="2241.97" BBK_DIFF="1.4" BBK_DIFF_Y="2.5"/>
      <bbk:Obs TIME_PERIOD="1994-09" OBS_VALUE="2211.706" BBK_DIFF="1.0" BBK_DIFF_Y="-0.8"/>
      <bbk:Obs TIME_PERIOD="1994-08" OBS_VALUE="2190.224" BBK_DIFF="1.0" BBK_DIFF_Y="-3.4"/>
      <bbk:Obs TIME_PERIOD="1994-07" OBS_VALUE="2168.521" BBK_DIFF="1.3" BBK_DIFF_Y="-6.8"/>
      <bbk:Obs TIME_PERIOD="1994-06" OBS_VALUE="2141.269" BBK_DIFF="0.1" BBK_DIFF_Y="-10.4"/>
      <bbk:Obs TIME_PERIOD="1994-05" OBS_VALUE="2138.962" BBK_DIFF="0.5" BBK_DIFF_Y="-10.7"/>
      <bbk:Obs TIME_PERIOD="1994-04" OBS_VALUE="2128.896" BBK_DIFF="1.7" BBK_DIFF_Y="-14.5"/>
      <bbk:Obs TIME_PERIOD="1994-03" OBS_VALUE="2093.268" BBK_DIFF="0.4" BBK_DIFF_Y="-17.6"/>
      <bbk:Obs TIME_PERIOD="1994-02" OBS_VALUE="2084.658" BBK_DIFF="1.7" BBK_DIFF_Y="-19.3"/>
      <bbk:Obs TIME_PERIOD="1994-01" OBS_VALUE="2048.81" BBK_DIFF="-0.4" BBK_DIFF_Y="-22.2"/>
      <bbk:Obs TIME_PERIOD="1993-12" OBS_VALUE="2057.035" BBK_DIFF="-2.8" BBK_DIFF_Y="-22.1"/>
      <bbk:Obs TIME_PERIOD="1993-11" OBS_VALUE="2115.769" BBK_DIFF="-3.3" BBK_DIFF_Y="-18.7"/>
      <bbk:Obs TIME_PERIOD="1993-10" OBS_VALUE="2187.762" BBK_DIFF="-1.9" BBK_DIFF_Y="-16.1"/>
      <bbk:Obs TIME_PERIOD="1993-09" OBS_VALUE="2229.736" BBK_DIFF="-1.6" BBK_DIFF_Y="-14.5"/>
      <bbk:Obs TIME_PERIOD="1993-08" OBS_VALUE="2267.064" BBK_DIFF="-2.6" BBK_DIFF_Y="-12.9"/>
      <bbk:Obs TIME_PERIOD="1993-07" OBS_VALUE="2327.768" BBK_DIFF="-2.6" BBK_DIFF_Y="-11.4"/>
      <bbk:Obs TIME_PERIOD="1993-06" OBS_VALUE="2389.607" BBK_DIFF="-0.2" BBK_DIFF_Y="-9.4"/>
      <bbk:Obs TIME_PERIOD="1993-05" OBS_VALUE="2395.431" BBK_DIFF="-3.8" BBK_DIFF_Y="-8.7"/>
      <bbk:Obs TIME_PERIOD="1993-04" OBS_VALUE="2489.751" BBK_DIFF="-2.1" BBK_DIFF_Y="-4.1"/>
      <bbk:Obs TIME_PERIOD="1993-03" OBS_VALUE="2541.875" BBK_DIFF="-1.6" BBK_DIFF_Y="-1.4"/>
      <bbk:Obs TIME_PERIOD="1993-02" OBS_VALUE="2583.685" BBK_DIFF="-1.9" BBK_DIFF_Y="1.5"/>
      <bbk:Obs TIME_PERIOD="1993-01" OBS_VALUE="2633.608" BBK_DIFF="-0.3" BBK_DIFF_Y="3.6"/>
      <bbk:Obs TIME_PERIOD="1992-12" OBS_VALUE="2641.728" BBK_DIFF="1.6" BBK_DIFF_Y="5.3"/>
      <bbk:Obs TIME_PERIOD="1992-11" OBS_VALUE="2601.279" BBK_DIFF="-0.3" BBK_DIFF_Y="4.5"/>
      <bbk:Obs TIME_PERIOD="1992-10" OBS_VALUE="2608.5" BBK_DIFF="0.0" BBK_DIFF_Y="5.8"/>
      <bbk:Obs TIME_PERIOD="1992-09" OBS_VALUE="2608.168" BBK_DIFF="0.2" BBK_DIFF_Y="4.9"/>
      <bbk:Obs TIME_PERIOD="1992-08" OBS_VALUE="2601.853" BBK_DIFF="-1.0" BBK_DIFF_Y="6.2"/>
      <bbk:Obs TIME_PERIOD="1992-07" OBS_VALUE="2627.278" BBK_DIFF="-0.4" BBK_DIFF_Y="8.0"/>
      <bbk:Obs TIME_PERIOD="1992-06" OBS_VALUE="2637.417" BBK_DIFF="0.5" BBK_DIFF_Y="10.3"/>
      <bbk:Obs TIME_PERIOD="1992-05" OBS_VALUE="2624.284" BBK_DIFF="1.1" BBK_DIFF_Y="8.1"/>
      <bbk:Obs TIME_PERIOD="1992-04" OBS_VALUE="2596.21" BBK_DIFF="0.7" BBK_DIFF_Y="7.5"/>
      <bbk:Obs TIME_PERIOD="1992-03" OBS_VALUE="2577.05" BBK_DIFF="1.3" BBK_DIFF_Y="7.8"/>
      <bbk:Obs TIME_PERIOD="1992-02" OBS_VALUE="2544.491" BBK_DIFF="0.1" BBK_DIFF_Y="7.2"/>
      <bbk:Obs TIME_PERIOD="1992-01" OBS_VALUE="2543.023" BBK_DIFF="1.4" BBK_DIFF_Y="7.0"/>
      <bbk:Obs TIME_PERIOD="1991-12" OBS_VALUE="2509.056" BBK_DIFF="0.8" BBK_DIFF_Y="14.4"/>
      <bbk:Obs TIME_PERIOD="1991-11" OBS_VALUE="2488.379" BBK_DIFF="0.9" BBK_DIFF_Y="14.0"/>
      <bbk:Obs TIME_PERIOD="1991-10" OBS_VALUE="2465.28" BBK_DIFF="-0.8" BBK_DIFF_Y="14.8"/>
      <bbk:Obs TIME_PERIOD="1991-09" OBS_VALUE="2486.305" BBK_DIFF="1.5" BBK_DIFF_Y="18.7"/>
      <bbk:Obs TIME_PERIOD="1991-08" OBS_VALUE="2449.023" BBK_DIFF="0.6" BBK_DIFF_Y="16.7"/>
      <bbk:Obs TIME_PERIOD="1991-07" OBS_VALUE="2433.641" BBK_DIFF="1.8" BBK_DIFF_Y="18.7"/>
      <bbk:Obs TIME_PERIOD="1991-06" OBS_VALUE="2391.725" BBK_DIFF="-1.5" BBK_DIFF_Y="18.5"/>
      <bbk:Obs TIME_PERIOD="1991-05" OBS_VALUE="2428.179" BBK_DIFF="0.6" BBK_DIFF_Y="23.9"/>
      <bbk:Obs TIME_PERIOD="1991-04" OBS_VALUE="2414.617" BBK_DIFF="1.0" BBK_DIFF_Y="25.3"/>
      <bbk:Obs TIME_PERIOD="1991-03" OBS_VALUE="2390.738" BBK_DIFF="0.7" BBK_DIFF_Y="25.6"/>
      <bbk:Obs TIME_PERIOD="1991-02" OBS_VALUE="2374.004" BBK_DIFF="-0.1" BBK_DIFF_Y="26.5"/>
      <bbk:Obs TIME_PERIOD="1991-01" OBS_VALUE="2376.499" BBK_DIFF="8.4" BBK_DIFF_Y="33.0"/>
      <bbk:Obs TIME_PERIOD="1990-12" OBS_VALUE="2192.555" BBK_DIFF="0.4" BBK_DIFF_Y="24.8"/>
      <bbk:Obs TIME_PERIOD="1990-11" OBS_VALUE="2183.685" BBK_DIFF="1.7" BBK_DIFF_Y="27.2"/>
      <bbk:Obs TIME_PERIOD="1990-10" OBS_VALUE="2147.887" BBK_DIFF="2.5" BBK_DIFF_Y="29.7"/>
      <bbk:Obs TIME_PERIOD="1990-09" OBS_VALUE="2094.518" BBK_DIFF="-0.2" BBK_DIFF_Y="29.5"/>
      <bbk:Obs TIME_PERIOD="1990-08" OBS_VALUE="2098.974" BBK_DIFF="2.4" BBK_DIFF_Y="32.9"/>
      <bbk:Obs TIME_PERIOD="1990-07" OBS_VALUE="2050.569" BBK_DIFF="1.6" BBK_DIFF_Y="33.0"/>
      <bbk:Obs TIME_PERIOD="1990-06" OBS_VALUE="2018.618" BBK_DIFF="3.0" BBK_DIFF_Y="34.4"/>
      <bbk:Obs TIME_PERIOD="1990-05" OBS_VALUE="1959.688" BBK_DIFF="1.7" BBK_DIFF_Y="33.9"/>
      <bbk:Obs TIME_PERIOD="1990-04" OBS_VALUE="1927.301" BBK_DIFF="1.2" BBK_DIFF_Y="34.4"/>
      <bbk:Obs TIME_PERIOD="1990-03" OBS_VALUE="1903.771" BBK_DIFF="1.5" BBK_DIFF_Y="35.7"/>
      <bbk:Obs TIME_PERIOD="1990-02" OBS_VALUE="1876.116" BBK_DIFF="5.0" BBK_DIFF_Y="36.5"/>
      <bbk:Obs TIME_PERIOD="1990-01" OBS_VALUE="1786.898" BBK_DIFF="1.7" BBK_DIFF_Y="34.0"/>
      <bbk:Obs TIME_PERIOD="1989-12" OBS_VALUE="1756.82" BBK_DIFF="2.3" BBK_DIFF_Y="34.6"/>
      <bbk:Obs TIME_PERIOD="1989-11" OBS_VALUE="1716.631" BBK_DIFF="3.6" BBK_DIFF_Y="33.8"/>
      <bbk:Obs TIME_PERIOD="1989-10" OBS_VALUE="1656.248" BBK_DIFF="2.4" BBK_DIFF_Y="31.6"/>
      <bbk:Obs TIME_PERIOD="1989-09" OBS_VALUE="1617.14" BBK_DIFF="2.4" BBK_DIFF_Y="32.9"/>
      <bbk:Obs TIME_PERIOD="1989-08" OBS_VALUE="1579.882" BBK_DIFF="2.5" BBK_DIFF_Y="34.4"/>
      <bbk:Obs TIME_PERIOD="1989-07" OBS_VALUE="1541.245" BBK_DIFF="2.7" BBK_DIFF_Y="34.0"/>
      <bbk:Obs TIME_PERIOD="1989-06" OBS_VALUE="1501.431" BBK_DIFF="2.6" BBK_DIFF_Y="33.5"/>
      <bbk:Obs TIME_PERIOD="1989-05" OBS_VALUE="1463.944" BBK_DIFF="2.1" BBK_DIFF_Y="32.1"/>
      <bbk:Obs TIME_PERIOD="1989-04" OBS_VALUE="1433.901" BBK_DIFF="2.2" BBK_DIFF_Y="33.3"/>
      <bbk:Obs TIME_PERIOD="1989-03" OBS_VALUE="1403.306" BBK_DIFF="2.1" BBK_DIFF_Y="32.9"/>
      <bbk:Obs TIME_PERIOD="1989-02" OBS_VALUE="1374.119" BBK_DIFF="3.1" BBK_DIFF_Y="30.8"/>
      <bbk:Obs TIME_PERIOD="1989-01" OBS_VALUE="1333.087" BBK_DIFF="2.1" BBK_DIFF_Y="27.8"/>
      <bbk:Obs TIME_PERIOD="1988-12" OBS_VALUE="1305.557" BBK_DIFF="1.7" BBK_DIFF_Y="27.3"/>
      <bbk:Obs TIME_PERIOD="1988-11" OBS_VALUE="1283.126" BBK_DIFF="2.0" BBK_DIFF_Y="26.7"/>
      <bbk:Obs TIME_PERIOD="1988-10" OBS_VALUE="1258.415" BBK_DIFF="3.4" BBK_DIFF_Y="24.7"/>
      <bbk:Obs TIME_PERIOD="1988-09" OBS_VALUE="1217.04" BBK_DIFF="3.5" BBK_DIFF_Y="20.6"/>
      <bbk:Obs TIME_PERIOD="1988-08" OBS_VALUE="1175.498" BBK_DIFF="2.2" BBK_DIFF_Y="16.8"/>
      <bbk:Obs TIME_PERIOD="1988-07" OBS_VALUE="1149.893" BBK_DIFF="2.3" BBK_DIFF_Y="15.6"/>
      <bbk:Obs TIME_PERIOD="1988-06" OBS_VALUE="1124.582" BBK_DIFF="1.5" BBK_DIFF_Y="13.3"/>
      <bbk:Obs TIME_PERIOD="1988-05" OBS_VALUE="1108.282" BBK_DIFF="3.0" BBK_DIFF_Y="13.4"/>
      <bbk:Obs TIME_PERIOD="1988-04" OBS_VALUE="1075.639" BBK_DIFF="1.9" BBK_DIFF_Y="10.5"/>
      <bbk:Obs TIME_PERIOD="1988-03" OBS_VALUE="1055.968" BBK_DIFF="0.5" BBK_DIFF_Y="8.3"/>
      <bbk:Obs TIME_PERIOD="1988-02" OBS_VALUE="1050.822" BBK_DIFF="0.7" BBK_DIFF_Y="8.1"/>
      <bbk:Obs TIME_PERIOD="1988-01" OBS_VALUE="1043.511" BBK_DIFF="1.7" BBK_DIFF_Y="7.6"/>
      <bbk:Obs TIME_PERIOD="1987-12" OBS_VALUE="1025.93" BBK_DIFF="1.3" BBK_DIFF_Y="7.8"/>
      <bbk:Obs TIME_PERIOD="1987-11" OBS_VALUE="1012.496" BBK_DIFF="0.3" BBK_DIFF_Y="7.5"/>
      <bbk:Obs TIME_PERIOD="1987-10" OBS_VALUE="1009.243" BBK_DIFF="0.0" BBK_DIFF_Y="7.2"/>
      <bbk:Obs TIME_PERIOD="1987-09" OBS_VALUE="1009.44" BBK_DIFF="0.3" BBK_DIFF_Y="6.7"/>
      <bbk:Obs TIME_PERIOD="1987-08" OBS_VALUE="1006.583" BBK_DIFF="1.2" BBK_DIFF_Y="6.3"/>
      <bbk:Obs TIME_PERIOD="1987-07" OBS_VALUE="994.697" BBK_DIFF="0.2" BBK_DIFF_Y="3.7"/>
      <bbk:Obs TIME_PERIOD="1987-06" OBS_VALUE="992.384" BBK_DIFF="1.6" BBK_DIFF_Y="3.6"/>
      <bbk:Obs TIME_PERIOD="1987-05" OBS_VALUE="977.118" BBK_DIFF="0.4" BBK_DIFF_Y="1.9"/>
      <bbk:Obs TIME_PERIOD="1987-04" OBS_VALUE="973.708" BBK_DIFF="-0.1" BBK_DIFF_Y="1.4"/>
      <bbk:Obs TIME_PERIOD="1987-03" OBS_VALUE="974.874" BBK_DIFF="0.3" BBK_DIFF_Y="2.4"/>
      <bbk:Obs TIME_PERIOD="1987-02" OBS_VALUE="972.118" BBK_DIFF="0.2" BBK_DIFF_Y="3.3"/>
      <bbk:Obs TIME_PERIOD="1987-01" OBS_VALUE="969.839" BBK_DIFF="1.9" BBK_DIFF_Y="3.1"/>
      <bbk:Obs TIME_PERIOD="1986-12" OBS_VALUE="951.876" BBK_DIFF="1.0" BBK_DIFF_Y="3.0"/>
      <bbk:Obs TIME_PERIOD="1986-11" OBS_VALUE="942.051" BBK_DIFF="0.1" BBK_DIFF_Y="1.9"/>
      <bbk:Obs TIME_PERIOD="1986-10" OBS_VALUE="941.524" BBK_DIFF="-0.4" BBK_DIFF_Y="1.2"/>
      <bbk:Obs TIME_PERIOD="1986-09" OBS_VALUE="945.759" BBK_DIFF="-0.1" BBK_DIFF_Y="2.2"/>
      <bbk:Obs TIME_PERIOD="1986-08" OBS_VALUE="947.097" BBK_DIFF="-1.3" BBK_DIFF_Y="2.0"/>
      <bbk:Obs TIME_PERIOD="1986-07" OBS_VALUE="959.259" BBK_DIFF="0.1" BBK_DIFF_Y="1.3"/>
      <bbk:Obs TIME_PERIOD="1986-06" OBS_VALUE="957.971" BBK_DIFF="-0.1" BBK_DIFF_Y="1.9"/>
      <bbk:Obs TIME_PERIOD="1986-05" OBS_VALUE="959.329" BBK_DIFF="-0.1" BBK_DIFF_Y="2.6"/>
      <bbk:Obs TIME_PERIOD="1986-04" OBS_VALUE="960.204" BBK_DIFF="0.8" BBK_DIFF_Y="1.7"/>
      <bbk:Obs TIME_PERIOD="1986-03" OBS_VALUE="952.368" BBK_DIFF="1.2" BBK_DIFF_Y="0.0"/>
      <bbk:Obs TIME_PERIOD="1986-02" OBS_VALUE="940.974" BBK_DIFF="0.0" BBK_DIFF_Y="-1.3"/>
      <bbk:Obs TIME_PERIOD="1986-01" OBS_VALUE="940.698" BBK_DIFF="1.8" BBK_DIFF_Y="-3.1"/>
      <bbk:Obs TIME_PERIOD="1985-12" OBS_VALUE="924.058" BBK_DIFF="0.0" BBK_DIFF_Y="-5.0"/>
      <bbk:Obs TIME_PERIOD="1985-11" OBS_VALUE="924.038" BBK_DIFF="-0.7" BBK_DIFF_Y="-6.4"/>
      <bbk:Obs TIME_PERIOD="1985-10" OBS_VALUE="930.115" BBK_DIFF="0.5" BBK_DIFF_Y="-6.1"/>
      <bbk:Obs TIME_PERIOD="1985-09" OBS_VALUE="925.798" BBK_DIFF="-0.3" BBK_DIFF_Y="-7.4"/>
      <bbk:Obs TIME_PERIOD="1985-08" OBS_VALUE="928.603" BBK_DIFF="-1.9" BBK_DIFF_Y="-7.3"/>
      <bbk:Obs TIME_PERIOD="1985-07" OBS_VALUE="946.908" BBK_DIFF="0.8" BBK_DIFF_Y="-4.8"/>
      <bbk:Obs TIME_PERIOD="1985-06" OBS_VALUE="939.664" BBK_DIFF="0.5" BBK_DIFF_Y="-4.6"/>
      <bbk:Obs TIME_PERIOD="1985-05" OBS_VALUE="934.973" BBK_DIFF="-1.0" BBK_DIFF_Y="-5.6"/>
      <bbk:Obs TIME_PERIOD="1985-04" OBS_VALUE="944.229" BBK_DIFF="-0.8" BBK_DIFF_Y="-3.5"/>
      <bbk:Obs TIME_PERIOD="1985-03" OBS_VALUE="952.209" BBK_DIFF="-0.2" BBK_DIFF_Y="-1.9"/>
      <bbk:Obs TIME_PERIOD="1985-02" OBS_VALUE="953.827" BBK_DIFF="-1.8" BBK_DIFF_Y="-0.3"/>
      <bbk:Obs TIME_PERIOD="1985-01" OBS_VALUE="970.973" BBK_DIFF="-0.2" BBK_DIFF_Y="1.1"/>
      <bbk:Obs TIME_PERIOD="1984-12" OBS_VALUE="973.142" BBK_DIFF="-1.4" BBK_DIFF_Y="2.1"/>
      <bbk:Obs TIME_PERIOD="1984-11" OBS_VALUE="987.29" BBK_DIFF="-0.3" BBK_DIFF_Y="6.4"/>
      <bbk:Obs TIME_PERIOD="1984-10" OBS_VALUE="990.354" BBK_DIFF="-0.9" BBK_DIFF_Y="8.3"/>
      <bbk:Obs TIME_PERIOD="1984-09" OBS_VALUE="999.717" BBK_DIFF="-0.2" BBK_DIFF_Y="12.0"/>
      <bbk:Obs TIME_PERIOD="1984-08" OBS_VALUE="1002.109" BBK_DIFF="0.7" BBK_DIFF_Y="12.3"/>
      <bbk:Obs TIME_PERIOD="1984-07" OBS_VALUE="995.043" BBK_DIFF="1.1" BBK_DIFF_Y="11.9"/>
      <bbk:Obs TIME_PERIOD="1984-06" OBS_VALUE="984.654" BBK_DIFF="-0.6" BBK_DIFF_Y="10.8"/>
      <bbk:Obs TIME_PERIOD="1984-05" OBS_VALUE="990.199" BBK_DIFF="1.2" BBK_DIFF_Y="12.7"/>
      <bbk:Obs TIME_PERIOD="1984-04" OBS_VALUE="978.762" BBK_DIFF="0.9" BBK_DIFF_Y="11.8"/>
      <bbk:Obs TIME_PERIOD="1984-03" OBS_VALUE="970.39" BBK_DIFF="1.4" BBK_DIFF_Y="9.3"/>
      <bbk:Obs TIME_PERIOD="1984-02" OBS_VALUE="956.903" BBK_DIFF="-0.4" BBK_DIFF_Y="7.5"/>
      <bbk:Obs TIME_PERIOD="1984-01" OBS_VALUE="960.393" BBK_DIFF="0.8" BBK_DIFF_Y="5.6"/>
      <bbk:Obs TIME_PERIOD="1983-12" OBS_VALUE="953.098" BBK_DIFF="2.7" BBK_DIFF_Y="2.9"/>
      <bbk:Obs TIME_PERIOD="1983-11" OBS_VALUE="928.09" BBK_DIFF="1.5" BBK_DIFF_Y="-1.4"/>
      <bbk:Obs TIME_PERIOD="1983-10" OBS_VALUE="914.341" BBK_DIFF="2.4" BBK_DIFF_Y="-3.9"/>
      <bbk:Obs TIME_PERIOD="1983-09" OBS_VALUE="892.693" BBK_DIFF="0.1" BBK_DIFF_Y="-8.1"/>
      <bbk:Obs TIME_PERIOD="1983-08" OBS_VALUE="892.134" BBK_DIFF="0.4" BBK_DIFF_Y="-9.6"/>
      <bbk:Obs TIME_PERIOD="1983-07" OBS_VALUE="888.873" BBK_DIFF="0.0" BBK_DIFF_Y="-14.2"/>
      <bbk:Obs TIME_PERIOD="1983-06" OBS_VALUE="888.506" BBK_DIFF="1.1" BBK_DIFF_Y="-16.2"/>
      <bbk:Obs TIME_PERIOD="1983-05" OBS_VALUE="878.51" BBK_DIFF="0.4" BBK_DIFF_Y="-18.6"/>
      <bbk:Obs TIME_PERIOD="1983-04" OBS_VALUE="875.417" BBK_DIFF="-1.4" BBK_DIFF_Y="-20.6"/>
      <bbk:Obs TIME_PERIOD="1983-03" OBS_VALUE="887.43" BBK_DIFF="-0.3" BBK_DIFF_Y="-19.5"/>
      <bbk:Obs TIME_PERIOD="1983-02" OBS_VALUE="890.378" BBK_DIFF="-2.1" BBK_DIFF_Y="-19.8"/>
      <bbk:Obs TIME_PERIOD="1983-01" OBS_VALUE="909.656" BBK_DIFF="-1.7" BBK_DIFF_Y="-20.6"/>
      <bbk:Obs TIME_PERIOD="1982-12" OBS_VALUE="925.828" BBK_DIFF="-1.6" BBK_DIFF_Y="-18.4"/>
      <bbk:Obs TIME_PERIOD="1982-11" OBS_VALUE="941.279" BBK_DIFF="-1.1" BBK_DIFF_Y="-16.9"/>
      <bbk:Obs TIME_PERIOD="1982-10" OBS_VALUE="951.771" BBK_DIFF="-2.0" BBK_DIFF_Y="-16.0"/>
      <bbk:Obs TIME_PERIOD="1982-09" OBS_VALUE="971.357" BBK_DIFF="-1.6" BBK_DIFF_Y="-14.6"/>
      <bbk:Obs TIME_PERIOD="1982-08" OBS_VALUE="986.888" BBK_DIFF="-4.7" BBK_DIFF_Y="-11.8"/>
      <bbk:Obs TIME_PERIOD="1982-07" OBS_VALUE="1035.578" BBK_DIFF="-2.3" BBK_DIFF_Y="-6.8"/>
      <bbk:Obs TIME_PERIOD="1982-06" OBS_VALUE="1060.308" BBK_DIFF="-1.8" BBK_DIFF_Y="-2.4"/>
      <bbk:Obs TIME_PERIOD="1982-05" OBS_VALUE="1079.355" BBK_DIFF="-2.1" BBK_DIFF_Y="1.5"/>
      <bbk:Obs TIME_PERIOD="1982-04" OBS_VALUE="1102.938" BBK_DIFF="0.0" BBK_DIFF_Y="5.4"/>
      <bbk:Obs TIME_PERIOD="1982-03" OBS_VALUE="1102.536" BBK_DIFF="-0.7" BBK_DIFF_Y="8.1"/>
      <bbk:Obs TIME_PERIOD="1982-02" OBS_VALUE="1110.034" BBK_DIFF="-3.1" BBK_DIFF_Y="11.9"/>
      <bbk:Obs TIME_PERIOD="1982-01" OBS_VALUE="1145.359" BBK_DIFF="0.9" BBK_DIFF_Y="23.1"/>
      <bbk:Obs TIME_PERIOD="1981-12" OBS_VALUE="1135.251" BBK_DIFF="0.3" BBK_DIFF_Y="24.9"/>
      <bbk:Obs TIME_PERIOD="1981-11" OBS_VALUE="1132.419" BBK_DIFF="0.0" BBK_DIFF_Y="28.0"/>
      <bbk:Obs TIME_PERIOD="1981-10" OBS_VALUE="1132.677" BBK_DIFF="-0.5" BBK_DIFF_Y="36.7"/>
      <bbk:Obs TIME_PERIOD="1981-09" OBS_VALUE="1137.891" BBK_DIFF="1.7" BBK_DIFF_Y="43.6"/>
      <bbk:Obs TIME_PERIOD="1981-08" OBS_VALUE="1118.352" BBK_DIFF="0.6" BBK_DIFF_Y="47.5"/>
      <bbk:Obs TIME_PERIOD="1981-07" OBS_VALUE="1111.669" BBK_DIFF="2.3" BBK_DIFF_Y="56.6"/>
      <bbk:Obs TIME_PERIOD="1981-06" OBS_VALUE="1086.6" BBK_DIFF="2.2" BBK_DIFF_Y="59.1"/>
      <bbk:Obs TIME_PERIOD="1981-05" OBS_VALUE="1063.286" BBK_DIFF="1.6" BBK_DIFF_Y="62.7"/>
      <bbk:Obs TIME_PERIOD="1981-04" OBS_VALUE="1046.113" BBK_DIFF="2.5" BBK_DIFF_Y="70.5"/>
      <bbk:Obs TIME_PERIOD="1981-03" OBS_VALUE="1020.111" BBK_DIFF="2.8" BBK_DIFF_Y="76.1"/>
      <bbk:Obs TIME_PERIOD="1981-02" OBS_VALUE="992.003" BBK_DIFF="6.6" BBK_DIFF_Y="76.1"/>
      <bbk:Obs TIME_PERIOD="1981-01" OBS_VALUE="930.53" BBK_DIFF="2.3" BBK_DIFF_Y="79.7"/>
      <bbk:Obs TIME_PERIOD="1980-12" OBS_VALUE="909.209" BBK_DIFF="2.8" BBK_DIFF_Y="83.5"/>
      <bbk:Obs TIME_PERIOD="1980-11" OBS_VALUE="884.761" BBK_DIFF="6.8" BBK_DIFF_Y="83.7"/>
      <bbk:Obs TIME_PERIOD="1980-10" OBS_VALUE="828.341" BBK_DIFF="4.5" BBK_DIFF_Y="72.3"/>
      <bbk:Obs TIME_PERIOD="1980-09" OBS_VALUE="792.575" BBK_DIFF="4.5" BBK_DIFF_Y="74.7"/>
      <bbk:Obs TIME_PERIOD="1980-08" OBS_VALUE="758.202" BBK_DIFF="6.8" BBK_DIFF_Y="70.4"/>
      <bbk:Obs TIME_PERIOD="1980-07" OBS_VALUE="709.653" BBK_DIFF="3.9" BBK_DIFF_Y="71.9"/>
      <bbk:Obs TIME_PERIOD="1980-06" OBS_VALUE="682.797" BBK_DIFF="4.5" BBK_DIFF_Y="72.1"/>
      <bbk:Obs TIME_PERIOD="1980-05" OBS_VALUE="653.558" BBK_DIFF="6.5" BBK_DIFF_Y="68.5"/>
      <bbk:Obs TIME_PERIOD="1980-04" OBS_VALUE="613.523" BBK_DIFF="5.9" BBK_DIFF_Y="66.6"/>
      <bbk:Obs TIME_PERIOD="1980-03" OBS_VALUE="579.382" BBK_DIFF="2.9" BBK_DIFF_Y="60.0"/>
      <bbk:Obs TIME_PERIOD="1980-02" OBS_VALUE="563.272" BBK_DIFF="8.8" BBK_DIFF_Y="58.9"/>
      <bbk:Obs TIME_PERIOD="1980-01" OBS_VALUE="517.9" BBK_DIFF="4.5" BBK_DIFF_Y="61.1"/>
      <bbk:Obs TIME_PERIOD="1979-12" OBS_VALUE="495.587" BBK_DIFF="2.9" BBK_DIFF_Y="56.0"/>
      <bbk:Obs TIME_PERIOD="1979-11" OBS_VALUE="481.639" BBK_DIFF="0.2" BBK_DIFF_Y="56.0"/>
      <bbk:Obs TIME_PERIOD="1979-10" OBS_VALUE="480.621" BBK_DIFF="5.9" BBK_DIFF_Y="56.6"/>
      <bbk:Obs TIME_PERIOD="1979-09" OBS_VALUE="453.778" BBK_DIFF="2.0" BBK_DIFF_Y="52.6"/>
      <bbk:Obs TIME_PERIOD="1979-08" OBS_VALUE="444.838" BBK_DIFF="7.8" BBK_DIFF_Y="53.9"/>
      <bbk:Obs TIME_PERIOD="1979-07" OBS_VALUE="412.762" BBK_DIFF="4.0" BBK_DIFF_Y="54.7"/>
      <bbk:Obs TIME_PERIOD="1979-06" OBS_VALUE="396.704" BBK_DIFF="2.3" BBK_DIFF_Y="51.0"/>
      <bbk:Obs TIME_PERIOD="1979-05" OBS_VALUE="387.865" BBK_DIFF="5.3" BBK_DIFF_Y="51.0"/>
      <bbk:Obs TIME_PERIOD="1979-04" OBS_VALUE="368.18" BBK_DIFF="1.7" BBK_DIFF_Y="43.7"/>
      <bbk:Obs TIME_PERIOD="1979-03" OBS_VALUE="362.129" BBK_DIFF="2.2" BBK_DIFF_Y="45.3"/>
      <bbk:Obs TIME_PERIOD="1979-02" OBS_VALUE="354.377" BBK_DIFF="10.2" BBK_DIFF_Y="46.2"/>
      <bbk:Obs TIME_PERIOD="1979-01" OBS_VALUE="321.556" BBK_DIFF="1.2" BBK_DIFF_Y="34.9"/>
      <bbk:Obs TIME_PERIOD="1978-12" OBS_VALUE="317.689" BBK_DIFF="2.9" BBK_DIFF_Y="32.3"/>
      <bbk:Obs TIME_PERIOD="1978-11" OBS_VALUE="308.652" BBK_DIFF="0.5" BBK_DIFF_Y="28.8"/>
      <bbk:Obs TIME_PERIOD="1978-10" OBS_VALUE="306.996" BBK_DIFF="3.2" BBK_DIFF_Y="31.0"/>
      <bbk:Obs TIME_PERIOD="1978-09" OBS_VALUE="297.456" BBK_DIFF="2.9" BBK_DIFF_Y="26.4"/>
      <bbk:Obs TIME_PERIOD="1978-08" OBS_VALUE="289.013" BBK_DIFF="8.3" BBK_DIFF_Y="22.4"/>
      <bbk:Obs TIME_PERIOD="1978-07" OBS_VALUE="266.823" BBK_DIFF="1.6" BBK_DIFF_Y="16.8"/>
      <bbk:Obs TIME_PERIOD="1978-06" OBS_VALUE="262.724" BBK_DIFF="2.3" BBK_DIFF_Y="12.5"/>
      <bbk:Obs TIME_PERIOD="1978-05" OBS_VALUE="256.841" BBK_DIFF="0.2" BBK_DIFF_Y="10.0"/>
      <bbk:Obs TIME_PERIOD="1978-04" OBS_VALUE="256.24" BBK_DIFF="2.8" BBK_DIFF_Y="12.3"/>
      <bbk:Obs TIME_PERIOD="1978-03" OBS_VALUE="249.265" BBK_DIFF="2.9" BBK_DIFF_Y="9.7"/>
      <bbk:Obs TIME_PERIOD="1978-02" OBS_VALUE="242.321" BBK_DIFF="1.6" BBK_DIFF_Y="5.6"/>
      <bbk:Obs TIME_PERIOD="1978-01" OBS_VALUE="238.446" BBK_DIFF="-0.7" BBK_DIFF_Y="9.3"/>
      <bbk:Obs TIME_PERIOD="1977-12" OBS_VALUE="240.146" BBK_DIFF="0.2" BBK_DIFF_Y="11.1"/>
      <bbk:Obs TIME_PERIOD="1977-11" OBS_VALUE="239.595" BBK_DIFF="2.2" BBK_DIFF_Y="13.1"/>
      <bbk:Obs TIME_PERIOD="1977-10" OBS_VALUE="234.337" BBK_DIFF="-0.4" BBK_DIFF_Y="9.5"/>
      <bbk:Obs TIME_PERIOD="1977-09" OBS_VALUE="235.345" BBK_DIFF="-0.3" BBK_DIFF_Y="11.2"/>
      <bbk:Obs TIME_PERIOD="1977-08" OBS_VALUE="236.098" BBK_DIFF="3.3" BBK_DIFF_Y="13.9"/>
      <bbk:Obs TIME_PERIOD="1977-07" OBS_VALUE="228.449" BBK_DIFF="-2.2" BBK_DIFF_Y="11.4"/>
      <bbk:Obs TIME_PERIOD="1977-06" OBS_VALUE="233.501" BBK_DIFF="0.0" BBK_DIFF_Y="19.0"/>
      <bbk:Obs TIME_PERIOD="1977-05" OBS_VALUE="233.417" BBK_DIFF="2.3" BBK_DIFF_Y="15.4"/>
      <bbk:Obs TIME_PERIOD="1977-04" OBS_VALUE="228.245" BBK_DIFF="0.5" BBK_DIFF_Y="13.1"/>
      <bbk:Obs TIME_PERIOD="1977-03" OBS_VALUE="227.177" BBK_DIFF="-1.0" BBK_DIFF_Y="15.1"/>
      <bbk:Obs TIME_PERIOD="1977-02" OBS_VALUE="229.544" BBK_DIFF="5.2" BBK_DIFF_Y="18.6"/>
      <bbk:Obs TIME_PERIOD="1977-01" OBS_VALUE="218.164" BBK_DIFF="0.9" BBK_DIFF_Y="13.9"/>
      <bbk:Obs TIME_PERIOD="1976-12" OBS_VALUE="216.206" BBK_DIFF="2.0" BBK_DIFF_Y="15.7"/>
      <bbk:Obs TIME_PERIOD="1976-11" OBS_VALUE="211.889" BBK_DIFF="-1.0" BBK_DIFF_Y="14.7"/>
      <bbk:Obs TIME_PERIOD="1976-10" OBS_VALUE="213.986" BBK_DIFF="1.1" BBK_DIFF_Y="18.1"/>
      <bbk:Obs TIME_PERIOD="1976-09" OBS_VALUE="211.618" BBK_DIFF="2.1" BBK_DIFF_Y="19.1"/>
      <bbk:Obs TIME_PERIOD="1976-08" OBS_VALUE="207.299" BBK_DIFF="1.1" BBK_DIFF_Y="16.1"/>
      <bbk:Obs TIME_PERIOD="1976-07" OBS_VALUE="205.023" BBK_DIFF="4.5" BBK_DIFF_Y="12.4"/>
      <bbk:Obs TIME_PERIOD="1976-06" OBS_VALUE="196.234" BBK_DIFF="-3.0" BBK_DIFF_Y="8.1"/>
      <bbk:Obs TIME_PERIOD="1976-05" OBS_VALUE="202.238" BBK_DIFF="0.2" BBK_DIFF_Y="16.9"/>
      <bbk:Obs TIME_PERIOD="1976-04" OBS_VALUE="201.875" BBK_DIFF="2.3" BBK_DIFF_Y="13.2"/>
      <bbk:Obs TIME_PERIOD="1976-03" OBS_VALUE="197.38" BBK_DIFF="2.0" BBK_DIFF_Y="10.8"/>
      <bbk:Obs TIME_PERIOD="1976-02" OBS_VALUE="193.531" BBK_DIFF="1.0" BBK_DIFF_Y="8.3"/>
      <bbk:Obs TIME_PERIOD="1976-01" OBS_VALUE="191.607" BBK_DIFF="2.5" BBK_DIFF_Y="-0.4"/>
      <bbk:Obs TIME_PERIOD="1975-12" OBS_VALUE="186.946" BBK_DIFF="1.2" BBK_DIFF_Y="-3.0"/>
      <bbk:Obs TIME_PERIOD="1975-11" OBS_VALUE="184.794" BBK_DIFF="2.0" BBK_DIFF_Y="-5.2"/>
      <bbk:Obs TIME_PERIOD="1975-10" OBS_VALUE="181.183" BBK_DIFF="2.0" BBK_DIFF_Y="-6.0"/>
      <bbk:Obs TIME_PERIOD="1975-09" OBS_VALUE="177.64" BBK_DIFF="-0.5" BBK_DIFF_Y="-8.1"/>
      <bbk:Obs TIME_PERIOD="1975-08" OBS_VALUE="178.62" BBK_DIFF="-2.1" BBK_DIFF_Y="-8.4"/>
      <bbk:Obs TIME_PERIOD="1975-07" OBS_VALUE="182.423" BBK_DIFF="0.5" BBK_DIFF_Y="-9.2"/>
      <bbk:Obs TIME_PERIOD="1975-06" OBS_VALUE="181.555" BBK_DIFF="4.9" BBK_DIFF_Y="-9.1"/>
      <bbk:Obs TIME_PERIOD="1975-05" OBS_VALUE="173.035" BBK_DIFF="-3.0" BBK_DIFF_Y="-13.2"/>
      <bbk:Obs TIME_PERIOD="1975-04" OBS_VALUE="178.392" BBK_DIFF="0.1" BBK_DIFF_Y="-8.5"/>
      <bbk:Obs TIME_PERIOD="1975-03" OBS_VALUE="178.133" BBK_DIFF="-0.3" BBK_DIFF_Y="-8.8"/>
      <bbk:Obs TIME_PERIOD="1975-02" OBS_VALUE="178.742" BBK_DIFF="-7.1" BBK_DIFF_Y="-6.9"/>
      <bbk:Obs TIME_PERIOD="1975-01" OBS_VALUE="192.404" BBK_DIFF="-0.2" BBK_DIFF_Y="4.5"/>
      <bbk:Obs TIME_PERIOD="1974-12" OBS_VALUE="192.824" BBK_DIFF="-1.1" BBK_DIFF_Y="6.7"/>
      <bbk:Obs TIME_PERIOD="1974-11" OBS_VALUE="194.896" BBK_DIFF="1.1" BBK_DIFF_Y="9.5"/>
      <bbk:Obs TIME_PERIOD="1974-10" OBS_VALUE="192.688" BBK_DIFF="-0.3" BBK_DIFF_Y="9.4"/>
      <bbk:Obs TIME_PERIOD="1974-09" OBS_VALUE="193.218" BBK_DIFF="-1.0" BBK_DIFF_Y="11.7"/>
      <bbk:Obs TIME_PERIOD="1974-08" OBS_VALUE="195.088" BBK_DIFF="-2.9" BBK_DIFF_Y="15.2"/>
      <bbk:Obs TIME_PERIOD="1974-07" OBS_VALUE="200.87" BBK_DIFF="0.6" BBK_DIFF_Y="30.2"/>
      <bbk:Obs TIME_PERIOD="1974-06" OBS_VALUE="199.674" BBK_DIFF="0.2" BBK_DIFF_Y="29.8"/>
      <bbk:Obs TIME_PERIOD="1974-05" OBS_VALUE="199.276" BBK_DIFF="2.2" BBK_DIFF_Y="32.6"/>
      <bbk:Obs TIME_PERIOD="1974-04" OBS_VALUE="195.007" BBK_DIFF="-0.2" BBK_DIFF_Y="33.2"/>
      <bbk:Obs TIME_PERIOD="1974-03" OBS_VALUE="195.421" BBK_DIFF="1.8" BBK_DIFF_Y="36.0"/>
      <bbk:Obs TIME_PERIOD="1974-02" OBS_VALUE="191.917" BBK_DIFF="4.3" BBK_DIFF_Y="34.8"/>
      <bbk:Obs TIME_PERIOD="1974-01" OBS_VALUE="184.031" BBK_DIFF="1.8" BBK_DIFF_Y="55.6"/>
      <bbk:Obs TIME_PERIOD="1973-12" OBS_VALUE="180.718" BBK_DIFF="1.6" BBK_DIFF_Y="43.8"/>
      <bbk:Obs TIME_PERIOD="1973-11" OBS_VALUE="177.94" BBK_DIFF="1.0" BBK_DIFF_Y="43.6"/>
      <bbk:Obs TIME_PERIOD="1973-10" OBS_VALUE="176.092" BBK_DIFF="1.8" BBK_DIFF_Y="44.6"/>
      <bbk:Obs TIME_PERIOD="1973-09" OBS_VALUE="173.052" BBK_DIFF="2.2" BBK_DIFF_Y="44.8"/>
      <bbk:Obs TIME_PERIOD="1973-08" OBS_VALUE="169.376" BBK_DIFF="9.8" BBK_DIFF_Y="42.4"/>
      <bbk:Obs TIME_PERIOD="1973-07" OBS_VALUE="154.304" BBK_DIFF="0.3" BBK_DIFF_Y="44.8"/>
      <bbk:Obs TIME_PERIOD="1973-06" OBS_VALUE="153.806" BBK_DIFF="2.4" BBK_DIFF_Y="33.6"/>
      <bbk:Obs TIME_PERIOD="1973-05" OBS_VALUE="150.263" BBK_DIFF="2.6" BBK_DIFF_Y="30.1"/>
      <bbk:Obs TIME_PERIOD="1973-04" OBS_VALUE="146.451" BBK_DIFF="1.9" BBK_DIFF_Y="25.7"/>
      <bbk:Obs TIME_PERIOD="1973-03" OBS_VALUE="143.725" BBK_DIFF="0.9" BBK_DIFF_Y="23.4"/>
      <bbk:Obs TIME_PERIOD="1973-02" OBS_VALUE="142.395" BBK_DIFF="20.4" BBK_DIFF_Y="21.6"/>
      <bbk:Obs TIME_PERIOD="1973-01" OBS_VALUE="118.254" BBK_DIFF="-5.9" BBK_DIFF_Y="0.6"/>
      <bbk:Obs TIME_PERIOD="1972-12" OBS_VALUE="125.682" BBK_DIFF="1.4" BBK_DIFF_Y="1.3"/>
      <bbk:Obs TIME_PERIOD="1972-11" OBS_VALUE="123.946" BBK_DIFF="1.8" BBK_DIFF_Y="-1.0"/>
      <bbk:Obs TIME_PERIOD="1972-10" OBS_VALUE="121.771" BBK_DIFF="1.9" BBK_DIFF_Y="-2.9"/>
      <bbk:Obs TIME_PERIOD="1972-09" OBS_VALUE="119.53" BBK_DIFF="0.5" BBK_DIFF_Y="-6.0"/>
      <bbk:Obs TIME_PERIOD="1972-08" OBS_VALUE="118.924" BBK_DIFF="11.6" BBK_DIFF_Y="-6.7"/>
      <bbk:Obs TIME_PERIOD="1972-07" OBS_VALUE="106.565" BBK_DIFF="-7.4" BBK_DIFF_Y="-16.2"/>
      <bbk:Obs TIME_PERIOD="1972-06" OBS_VALUE="115.086" BBK_DIFF="-0.3" BBK_DIFF_Y="-14.3"/>
      <bbk:Obs TIME_PERIOD="1972-05" OBS_VALUE="115.47" BBK_DIFF="-0.9" BBK_DIFF_Y="-14.6"/>
      <bbk:Obs TIME_PERIOD="1972-04" OBS_VALUE="116.468" BBK_DIFF="0.0" BBK_DIFF_Y="-13.3"/>
      <bbk:Obs TIME_PERIOD="1972-03" OBS_VALUE="116.486" BBK_DIFF="-0.5" BBK_DIFF_Y="-14.1"/>
      <bbk:Obs TIME_PERIOD="1972-02" OBS_VALUE="117.056" BBK_DIFF="-0.4" BBK_DIFF_Y="-13.0"/>
      <bbk:Obs TIME_PERIOD="1972-01" OBS_VALUE="117.494" BBK_DIFF="-5.3" BBK_DIFF_Y="-11.7"/>
      <bbk:Obs TIME_PERIOD="1971-12" OBS_VALUE="124.026" BBK_DIFF="-0.9"/>
      <bbk:Obs TIME_PERIOD="1971-11" OBS_VALUE="125.204" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="1971-10" OBS_VALUE="125.47" BBK_DIFF="-1.4"/>
      <bbk:Obs TIME_PERIOD="1971-09" OBS_VALUE="127.223" BBK_DIFF="-0.2"/>
      <bbk:Obs TIME_PERIOD="1971-08" OBS_VALUE="127.427" BBK_DIFF="0.1"/>
      <bbk:Obs TIME_PERIOD="1971-07" OBS_VALUE="127.238" BBK_DIFF="-5.2"/>
      <bbk:Obs TIME_PERIOD="1971-06" OBS_VALUE="134.27" BBK_DIFF="-0.7"/>
      <bbk:Obs TIME_PERIOD="1971-05" OBS_VALUE="135.22" BBK_DIFF="0.6"/>
      <bbk:Obs TIME_PERIOD="1971-04" OBS_VALUE="134.35" BBK_DIFF="-0.9"/>
      <bbk:Obs TIME_PERIOD="1971-03" OBS_VALUE="135.586" BBK_DIFF="0.8"/>
      <bbk:Obs TIME_PERIOD="1971-02" OBS_VALUE="134.527" BBK_DIFF="1.1"/>
      <bbk:Obs TIME_PERIOD="1971-01" OBS_VALUE="133.011"/>
    </bbk:Series>
  </bbk:DataSet>
</CompactData>
