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      <bbk:Obs TIME_PERIOD="1977-01" OBS_VALUE="6.583" BBK_DIFF="1.0" BBK_DIFF_Y="17.4" BBK_EURO="3.366"/>
      <bbk:Obs TIME_PERIOD="1976-12" OBS_VALUE="6.52" BBK_DIFF="2.5" BBK_DIFF_Y="20.1" BBK_EURO="3.334"/>
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      <bbk:Obs TIME_PERIOD="1976-09" OBS_VALUE="6.258" BBK_DIFF="5.1" BBK_DIFF_Y="20.0" BBK_EURO="3.2"/>
      <bbk:Obs TIME_PERIOD="1976-08" OBS_VALUE="5.955" BBK_DIFF="1.1" BBK_DIFF_Y="14.3" BBK_EURO="3.045"/>
      <bbk:Obs TIME_PERIOD="1976-07" OBS_VALUE="5.892" BBK_DIFF="0.9" BBK_DIFF_Y="13.1" BBK_EURO="3.013"/>
      <bbk:Obs TIME_PERIOD="1976-06" OBS_VALUE="5.84" BBK_DIFF="0.7" BBK_DIFF_Y="13.2" BBK_EURO="2.986"/>
      <bbk:Obs TIME_PERIOD="1976-05" OBS_VALUE="5.802" BBK_DIFF="-0.5" BBK_DIFF_Y="13.2" BBK_EURO="2.967"/>
      <bbk:Obs TIME_PERIOD="1976-04" OBS_VALUE="5.829" BBK_DIFF="0.3" BBK_DIFF_Y="14.4" BBK_EURO="2.98"/>
      <bbk:Obs TIME_PERIOD="1976-03" OBS_VALUE="5.811" BBK_DIFF="2.9" BBK_DIFF_Y="14.2" BBK_EURO="2.971"/>
      <bbk:Obs TIME_PERIOD="1976-02" OBS_VALUE="5.648" BBK_DIFF="0.7" BBK_DIFF_Y="12.7" BBK_EURO="2.888"/>
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      <bbk:Obs TIME_PERIOD="1975-11" OBS_VALUE="5.274" BBK_DIFF="0.8" BBK_DIFF_Y="12.3" BBK_EURO="2.697"/>
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      <bbk:Obs TIME_PERIOD="1975-09" OBS_VALUE="5.215" BBK_DIFF="0.1" BBK_DIFF_Y="15.1" BBK_EURO="2.666"/>
      <bbk:Obs TIME_PERIOD="1975-08" OBS_VALUE="5.212" BBK_DIFF="0.0" BBK_DIFF_Y="18.0" BBK_EURO="2.665"/>
      <bbk:Obs TIME_PERIOD="1975-07" OBS_VALUE="5.211" BBK_DIFF="1.0" BBK_DIFF_Y="17.1" BBK_EURO="2.664"/>
      <bbk:Obs TIME_PERIOD="1975-06" OBS_VALUE="5.157" BBK_DIFF="0.6" BBK_DIFF_Y="16.9" BBK_EURO="2.637"/>
      <bbk:Obs TIME_PERIOD="1975-05" OBS_VALUE="5.124" BBK_DIFF="0.5" BBK_DIFF_Y="16.5" BBK_EURO="2.62"/>
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      <bbk:Obs TIME_PERIOD="1975-03" OBS_VALUE="5.089" BBK_DIFF="1.5" BBK_DIFF_Y="16.4" BBK_EURO="2.602"/>
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      <bbk:Obs TIME_PERIOD="1975-01" OBS_VALUE="4.983" BBK_DIFF="0.5" BBK_DIFF_Y="15.2" BBK_EURO="2.548"/>
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      <bbk:Obs TIME_PERIOD="1974-11" OBS_VALUE="4.696" BBK_DIFF="1.3" BBK_DIFF_Y="9.2" BBK_EURO="2.401"/>
      <bbk:Obs TIME_PERIOD="1974-10" OBS_VALUE="4.638" BBK_DIFF="2.4" BBK_DIFF_Y="8.0" BBK_EURO="2.371"/>
      <bbk:Obs TIME_PERIOD="1974-09" OBS_VALUE="4.531" BBK_DIFF="2.6" BBK_DIFF_Y="6.1" BBK_EURO="2.317"/>
      <bbk:Obs TIME_PERIOD="1974-08" OBS_VALUE="4.418" BBK_DIFF="-0.7" BBK_DIFF_Y="3.8" BBK_EURO="2.259"/>
      <bbk:Obs TIME_PERIOD="1974-07" OBS_VALUE="4.451" BBK_DIFF="0.9" BBK_DIFF_Y="5.2" BBK_EURO="2.276"/>
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      <bbk:Obs TIME_PERIOD="1974-05" OBS_VALUE="4.397" BBK_DIFF="0.5" BBK_DIFF_Y="5.6" BBK_EURO="2.248"/>
      <bbk:Obs TIME_PERIOD="1974-04" OBS_VALUE="4.376" BBK_DIFF="0.1" BBK_DIFF_Y="5.3" BBK_EURO="2.237"/>
      <bbk:Obs TIME_PERIOD="1974-03" OBS_VALUE="4.372" BBK_DIFF="1.0" BBK_DIFF_Y="5.9" BBK_EURO="2.235"/>
      <bbk:Obs TIME_PERIOD="1974-02" OBS_VALUE="4.33" BBK_DIFF="0.1" BBK_DIFF_Y="5.6" BBK_EURO="2.214"/>
      <bbk:Obs TIME_PERIOD="1974-01" OBS_VALUE="4.327" BBK_DIFF="1.3" BBK_DIFF_Y="6.1" BBK_EURO="2.212"/>
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      <bbk:Obs TIME_PERIOD="1973-11" OBS_VALUE="4.3" BBK_DIFF="0.1" BBK_DIFF_Y="12.3" BBK_EURO="2.199"/>
      <bbk:Obs TIME_PERIOD="1973-10" OBS_VALUE="4.294" BBK_DIFF="0.5" BBK_DIFF_Y="13.7" BBK_EURO="2.195"/>
      <bbk:Obs TIME_PERIOD="1973-09" OBS_VALUE="4.271" BBK_DIFF="0.3" BBK_DIFF_Y="17.0" BBK_EURO="2.184"/>
      <bbk:Obs TIME_PERIOD="1973-08" OBS_VALUE="4.257" BBK_DIFF="0.6" BBK_DIFF_Y="17.8" BBK_EURO="2.177"/>
      <bbk:Obs TIME_PERIOD="1973-07" OBS_VALUE="4.232" BBK_DIFF="0.3" BBK_DIFF_Y="17.3" BBK_EURO="2.164"/>
      <bbk:Obs TIME_PERIOD="1973-06" OBS_VALUE="4.221" BBK_DIFF="1.4" BBK_DIFF_Y="19.5" BBK_EURO="2.158"/>
      <bbk:Obs TIME_PERIOD="1973-05" OBS_VALUE="4.163" BBK_DIFF="0.1" BBK_DIFF_Y="21.5" BBK_EURO="2.129"/>
      <bbk:Obs TIME_PERIOD="1973-04" OBS_VALUE="4.157" BBK_DIFF="0.7" BBK_DIFF_Y="22.0" BBK_EURO="2.125"/>
      <bbk:Obs TIME_PERIOD="1973-03" OBS_VALUE="4.128" BBK_DIFF="0.7" BBK_DIFF_Y="21.6" BBK_EURO="2.111"/>
      <bbk:Obs TIME_PERIOD="1973-02" OBS_VALUE="4.1" BBK_DIFF="0.5" BBK_DIFF_Y="24.1" BBK_EURO="2.096"/>
      <bbk:Obs TIME_PERIOD="1973-01" OBS_VALUE="4.079" BBK_DIFF="1.7" BBK_DIFF_Y="23.8" BBK_EURO="2.086"/>
      <bbk:Obs TIME_PERIOD="1972-12" OBS_VALUE="4.011" BBK_DIFF="4.8" BBK_DIFF_Y="19.4" BBK_EURO="2.051"/>
      <bbk:Obs TIME_PERIOD="1972-11" OBS_VALUE="3.828" BBK_DIFF="1.4" BBK_DIFF_Y="18.4" BBK_EURO="1.957"/>
      <bbk:Obs TIME_PERIOD="1972-10" OBS_VALUE="3.776" BBK_DIFF="3.5" BBK_DIFF_Y="17.6" BBK_EURO="1.931"/>
      <bbk:Obs TIME_PERIOD="1972-09" OBS_VALUE="3.65" BBK_DIFF="1.0" BBK_DIFF_Y="14.8" BBK_EURO="1.866"/>
      <bbk:Obs TIME_PERIOD="1972-08" OBS_VALUE="3.614" BBK_DIFF="0.2" BBK_DIFF_Y="14.2" BBK_EURO="1.848"/>
      <bbk:Obs TIME_PERIOD="1972-07" OBS_VALUE="3.607" BBK_DIFF="2.1" BBK_DIFF_Y="15.0" BBK_EURO="1.844"/>
      <bbk:Obs TIME_PERIOD="1972-06" OBS_VALUE="3.533" BBK_DIFF="3.1" BBK_DIFF_Y="13.1" BBK_EURO="1.806"/>
      <bbk:Obs TIME_PERIOD="1972-05" OBS_VALUE="3.427" BBK_DIFF="0.6" BBK_DIFF_Y="11.2" BBK_EURO="1.752"/>
      <bbk:Obs TIME_PERIOD="1972-04" OBS_VALUE="3.406" BBK_DIFF="0.3" BBK_DIFF_Y="10.5" BBK_EURO="1.741"/>
      <bbk:Obs TIME_PERIOD="1972-03" OBS_VALUE="3.396" BBK_DIFF="2.8" BBK_DIFF_Y="11.6" BBK_EURO="1.736"/>
      <bbk:Obs TIME_PERIOD="1972-02" OBS_VALUE="3.304" BBK_DIFF="0.2" BBK_DIFF_Y="11.3" BBK_EURO="1.689"/>
      <bbk:Obs TIME_PERIOD="1972-01" OBS_VALUE="3.296" BBK_DIFF="-1.9" BBK_DIFF_Y="22.0" BBK_EURO="1.685"/>
      <bbk:Obs TIME_PERIOD="1971-12" OBS_VALUE="3.359" BBK_DIFF="3.9" BBK_DIFF_Y="28.0" BBK_EURO="1.717"/>
      <bbk:Obs TIME_PERIOD="1971-11" OBS_VALUE="3.232" BBK_DIFF="0.6" BBK_DIFF_Y="35.4" BBK_EURO="1.652"/>
      <bbk:Obs TIME_PERIOD="1971-10" OBS_VALUE="3.212" BBK_DIFF="1.0" BBK_DIFF_Y="32.0" BBK_EURO="1.642"/>
      <bbk:Obs TIME_PERIOD="1971-09" OBS_VALUE="3.18" BBK_DIFF="0.4" BBK_DIFF_Y="31.1" BBK_EURO="1.626"/>
      <bbk:Obs TIME_PERIOD="1971-08" OBS_VALUE="3.166" BBK_DIFF="1.0" BBK_DIFF_Y="30.9" BBK_EURO="1.619"/>
      <bbk:Obs TIME_PERIOD="1971-07" OBS_VALUE="3.136" BBK_DIFF="0.4" BBK_DIFF_Y="30.1" BBK_EURO="1.603"/>
      <bbk:Obs TIME_PERIOD="1971-06" OBS_VALUE="3.123" BBK_DIFF="1.3" BBK_DIFF_Y="30.3" BBK_EURO="1.597"/>
      <bbk:Obs TIME_PERIOD="1971-05" OBS_VALUE="3.083" BBK_DIFF="0.0" BBK_DIFF_Y="31.5" BBK_EURO="1.576"/>
      <bbk:Obs TIME_PERIOD="1971-04" OBS_VALUE="3.082" BBK_DIFF="1.2" BBK_DIFF_Y="32.3" BBK_EURO="1.576"/>
      <bbk:Obs TIME_PERIOD="1971-03" OBS_VALUE="3.044" BBK_DIFF="2.5" BBK_DIFF_Y="32.9" BBK_EURO="1.556"/>
      <bbk:Obs TIME_PERIOD="1971-02" OBS_VALUE="2.969" BBK_DIFF="9.9" BBK_DIFF_Y="30.5" BBK_EURO="1.518"/>
      <bbk:Obs TIME_PERIOD="1971-01" OBS_VALUE="2.702" BBK_DIFF="2.9" BBK_DIFF_Y="21.3" BBK_EURO="1.382"/>
      <bbk:Obs TIME_PERIOD="1970-12" OBS_VALUE="2.625" BBK_DIFF="10.0" BBK_DIFF_Y="15.0" BBK_EURO="1.342"/>
      <bbk:Obs TIME_PERIOD="1970-11" OBS_VALUE="2.387" BBK_DIFF="-1.9" BBK_DIFF_Y="10.9" BBK_EURO="1.22"/>
      <bbk:Obs TIME_PERIOD="1970-10" OBS_VALUE="2.433" BBK_DIFF="0.3" BBK_DIFF_Y="14.9" BBK_EURO="1.244"/>
      <bbk:Obs TIME_PERIOD="1970-09" OBS_VALUE="2.426" BBK_DIFF="0.3" BBK_DIFF_Y="15.0" BBK_EURO="1.24"/>
      <bbk:Obs TIME_PERIOD="1970-08" OBS_VALUE="2.419" BBK_DIFF="0.3" BBK_DIFF_Y="15.4" BBK_EURO="1.237"/>
      <bbk:Obs TIME_PERIOD="1970-07" OBS_VALUE="2.411" BBK_DIFF="0.6" BBK_DIFF_Y="16.2" BBK_EURO="1.233"/>
      <bbk:Obs TIME_PERIOD="1970-06" OBS_VALUE="2.396" BBK_DIFF="2.2" BBK_DIFF_Y="20.1" BBK_EURO="1.225"/>
      <bbk:Obs TIME_PERIOD="1970-05" OBS_VALUE="2.344" BBK_DIFF="0.6" BBK_DIFF_Y="30.8" BBK_EURO="1.198"/>
      <bbk:Obs TIME_PERIOD="1970-04" OBS_VALUE="2.33" BBK_DIFF="1.7" BBK_DIFF_Y="30.2" BBK_EURO="1.191"/>
      <bbk:Obs TIME_PERIOD="1970-03" OBS_VALUE="2.29" BBK_DIFF="0.7" BBK_DIFF_Y="27.9" BBK_EURO="1.171"/>
      <bbk:Obs TIME_PERIOD="1970-02" OBS_VALUE="2.275" BBK_DIFF="2.1" BBK_DIFF_Y="27.4" BBK_EURO="1.163"/>
      <bbk:Obs TIME_PERIOD="1970-01" OBS_VALUE="2.228" BBK_DIFF="-2.4" BBK_DIFF_Y="24.7" BBK_EURO="1.139"/>
      <bbk:Obs TIME_PERIOD="1969-12" OBS_VALUE="2.283" BBK_DIFF="6.1" BBK_DIFF_Y="32.1" BBK_EURO="1.167"/>
      <bbk:Obs TIME_PERIOD="1969-11" OBS_VALUE="2.152" BBK_DIFF="1.6" BBK_EURO="1.1"/>
      <bbk:Obs TIME_PERIOD="1969-10" OBS_VALUE="2.118" BBK_DIFF="0.4" BBK_EURO="1.083"/>
      <bbk:Obs TIME_PERIOD="1969-09" OBS_VALUE="2.109" BBK_DIFF="0.6" BBK_EURO="1.078"/>
      <bbk:Obs TIME_PERIOD="1969-08" OBS_VALUE="2.096" BBK_DIFF="1.1" BBK_EURO="1.072"/>
      <bbk:Obs TIME_PERIOD="1969-07" OBS_VALUE="2.074" BBK_DIFF="4.0" BBK_EURO="1.06"/>
      <bbk:Obs TIME_PERIOD="1969-06" OBS_VALUE="1.995" BBK_DIFF="11.3" BBK_EURO="1.02"/>
      <bbk:Obs TIME_PERIOD="1969-05" OBS_VALUE="1.792" BBK_DIFF="0.2" BBK_EURO="0.916"/>
      <bbk:Obs TIME_PERIOD="1969-04" OBS_VALUE="1.789" BBK_DIFF="-0.1" BBK_EURO="0.915"/>
      <bbk:Obs TIME_PERIOD="1969-03" OBS_VALUE="1.791" BBK_DIFF="0.3" BBK_EURO="0.916"/>
      <bbk:Obs TIME_PERIOD="1969-02" OBS_VALUE="1.786" BBK_DIFF="0.0" BBK_EURO="0.913"/>
      <bbk:Obs TIME_PERIOD="1969-01" OBS_VALUE="1.786" BBK_DIFF="3.4" BBK_EURO="0.913"/>
      <bbk:Obs TIME_PERIOD="1968-12" OBS_VALUE="1.728" BBK_EURO="0.884"/>
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  </bbk:DataSet>
</CompactData>
