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      <bbk:Obs TIME_PERIOD="1972-04" OBS_VALUE="24.288" BBK_DIFF="0.4" BBK_DIFF_Y="21.8" BBK_EURO="12.418"/>
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      <bbk:Obs TIME_PERIOD="1972-01" OBS_VALUE="23.841" BBK_DIFF="-2.2" BBK_DIFF_Y="20.3" BBK_EURO="12.19"/>
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      <bbk:Obs TIME_PERIOD="1971-11" OBS_VALUE="22.955" BBK_DIFF="0.4" BBK_DIFF_Y="19.3" BBK_EURO="11.737"/>
      <bbk:Obs TIME_PERIOD="1971-10" OBS_VALUE="22.853" BBK_DIFF="0.6" BBK_DIFF_Y="21.2" BBK_EURO="11.685"/>
      <bbk:Obs TIME_PERIOD="1971-09" OBS_VALUE="22.72" BBK_DIFF="4.4" BBK_DIFF_Y="19.4" BBK_EURO="11.617"/>
      <bbk:Obs TIME_PERIOD="1971-08" OBS_VALUE="21.771" BBK_DIFF="3.5" BBK_DIFF_Y="15.6" BBK_EURO="11.131"/>
      <bbk:Obs TIME_PERIOD="1971-07" OBS_VALUE="21.044" BBK_DIFF="0.9" BBK_DIFF_Y="12.0" BBK_EURO="10.76"/>
      <bbk:Obs TIME_PERIOD="1971-06" OBS_VALUE="20.863" BBK_DIFF="4.6" BBK_DIFF_Y="12.6" BBK_EURO="10.667"/>
      <bbk:Obs TIME_PERIOD="1971-05" OBS_VALUE="19.95" BBK_DIFF="0.1" BBK_DIFF_Y="13.3" BBK_EURO="10.2"/>
      <bbk:Obs TIME_PERIOD="1971-04" OBS_VALUE="19.936" BBK_DIFF="-0.3" BBK_DIFF_Y="14.0" BBK_EURO="10.193"/>
      <bbk:Obs TIME_PERIOD="1971-03" OBS_VALUE="19.997" BBK_DIFF="1.1" BBK_DIFF_Y="13.0" BBK_EURO="10.224"/>
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      <bbk:Obs TIME_PERIOD="1971-01" OBS_VALUE="19.824" BBK_DIFF="0.2" BBK_DIFF_Y="16.3" BBK_EURO="10.136"/>
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      <bbk:Obs TIME_PERIOD="1970-11" OBS_VALUE="19.238" BBK_DIFF="2.0" BBK_DIFF_Y="24.1" BBK_EURO="9.836"/>
      <bbk:Obs TIME_PERIOD="1970-10" OBS_VALUE="18.858" BBK_DIFF="-0.9" BBK_DIFF_Y="27.6" BBK_EURO="9.642"/>
      <bbk:Obs TIME_PERIOD="1970-09" OBS_VALUE="19.033" BBK_DIFF="1.1" BBK_DIFF_Y="32.1" BBK_EURO="9.731"/>
      <bbk:Obs TIME_PERIOD="1970-08" OBS_VALUE="18.826" BBK_DIFF="0.2" BBK_DIFF_Y="30.2" BBK_EURO="9.626"/>
      <bbk:Obs TIME_PERIOD="1970-07" OBS_VALUE="18.783" BBK_DIFF="1.3" BBK_DIFF_Y="31.8" BBK_EURO="9.604"/>
      <bbk:Obs TIME_PERIOD="1970-06" OBS_VALUE="18.533" BBK_DIFF="5.2" BBK_DIFF_Y="34.5" BBK_EURO="9.476"/>
      <bbk:Obs TIME_PERIOD="1970-05" OBS_VALUE="17.611" BBK_DIFF="0.7" BBK_DIFF_Y="31.8" BBK_EURO="9.004"/>
      <bbk:Obs TIME_PERIOD="1970-04" OBS_VALUE="17.482" BBK_DIFF="-1.2" BBK_DIFF_Y="31.2" BBK_EURO="8.938"/>
      <bbk:Obs TIME_PERIOD="1970-03" OBS_VALUE="17.702" BBK_DIFF="3.5" BBK_DIFF_Y="36.8" BBK_EURO="9.051"/>
      <bbk:Obs TIME_PERIOD="1970-02" OBS_VALUE="17.111" BBK_DIFF="0.4" BBK_DIFF_Y="35.4" BBK_EURO="8.749"/>
      <bbk:Obs TIME_PERIOD="1970-01" OBS_VALUE="17.045" BBK_DIFF="2.7" BBK_DIFF_Y="39.1" BBK_EURO="8.715"/>
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      <bbk:Obs TIME_PERIOD="1969-11" OBS_VALUE="15.502" BBK_DIFF="4.9" BBK_EURO="7.926"/>
      <bbk:Obs TIME_PERIOD="1969-10" OBS_VALUE="14.782" BBK_DIFF="2.6" BBK_EURO="7.558"/>
      <bbk:Obs TIME_PERIOD="1969-09" OBS_VALUE="14.412" BBK_DIFF="-0.3" BBK_EURO="7.369"/>
      <bbk:Obs TIME_PERIOD="1969-08" OBS_VALUE="14.455" BBK_DIFF="1.4" BBK_EURO="7.391"/>
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      <bbk:Obs TIME_PERIOD="1969-06" OBS_VALUE="13.775" BBK_DIFF="3.1" BBK_EURO="7.043"/>
      <bbk:Obs TIME_PERIOD="1969-05" OBS_VALUE="13.363" BBK_DIFF="0.3" BBK_EURO="6.832"/>
      <bbk:Obs TIME_PERIOD="1969-04" OBS_VALUE="13.326" BBK_DIFF="3.0" BBK_EURO="6.813"/>
      <bbk:Obs TIME_PERIOD="1969-03" OBS_VALUE="12.941" BBK_DIFF="2.4" BBK_EURO="6.617"/>
      <bbk:Obs TIME_PERIOD="1969-02" OBS_VALUE="12.641" BBK_DIFF="3.1" BBK_EURO="6.463"/>
      <bbk:Obs TIME_PERIOD="1969-01" OBS_VALUE="12.257" BBK_DIFF="2.6" BBK_EURO="6.267"/>
      <bbk:Obs TIME_PERIOD="1968-12" OBS_VALUE="11.947" BBK_EURO="6.108"/>
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  </bbk:DataSet>
</CompactData>
