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      <bbk:Obs TIME_PERIOD="1977-02" OBS_VALUE="0.353" BBK_DIFF="36.8" BBK_DIFF_Y="-16.9" BBK_EURO="0.18"/>
      <bbk:Obs TIME_PERIOD="1977-01" OBS_VALUE="0.258" BBK_DIFF="14.7" BBK_DIFF_Y="5.3" BBK_EURO="0.132"/>
      <bbk:Obs TIME_PERIOD="1976-12" OBS_VALUE="0.225" BBK_DIFF="-2.6" BBK_DIFF_Y="-16.0" BBK_EURO="0.115"/>
      <bbk:Obs TIME_PERIOD="1976-11" OBS_VALUE="0.231" BBK_DIFF="-44.2" BBK_DIFF_Y="-3.3" BBK_EURO="0.118"/>
      <bbk:Obs TIME_PERIOD="1976-10" OBS_VALUE="0.414" BBK_DIFF="66.3" BBK_DIFF_Y="2.2" BBK_EURO="0.212"/>
      <bbk:Obs TIME_PERIOD="1976-09" OBS_VALUE="0.249" BBK_DIFF="-31.2" BBK_DIFF_Y="-12.3" BBK_EURO="0.127"/>
      <bbk:Obs TIME_PERIOD="1976-08" OBS_VALUE="0.362" BBK_DIFF="69.2" BBK_DIFF_Y="13.1" BBK_EURO="0.185"/>
      <bbk:Obs TIME_PERIOD="1976-07" OBS_VALUE="0.214" BBK_DIFF="-1.4" BBK_DIFF_Y="-44.8" BBK_EURO="0.109"/>
      <bbk:Obs TIME_PERIOD="1976-06" OBS_VALUE="0.217" BBK_DIFF="-1.4" BBK_DIFF_Y="-21.9" BBK_EURO="0.111"/>
      <bbk:Obs TIME_PERIOD="1976-05" OBS_VALUE="0.22" BBK_DIFF="-34.7" BBK_DIFF_Y="-1.3" BBK_EURO="0.112"/>
      <bbk:Obs TIME_PERIOD="1976-04" OBS_VALUE="0.337" BBK_DIFF="10.9" BBK_DIFF_Y="-21.6" BBK_EURO="0.172"/>
      <bbk:Obs TIME_PERIOD="1976-03" OBS_VALUE="0.304" BBK_DIFF="-28.5" BBK_DIFF_Y="42.1" BBK_EURO="0.155"/>
      <bbk:Obs TIME_PERIOD="1976-02" OBS_VALUE="0.425" BBK_DIFF="73.5" BBK_DIFF_Y="18.7" BBK_EURO="0.217"/>
      <bbk:Obs TIME_PERIOD="1976-01" OBS_VALUE="0.245" BBK_DIFF="-8.6" BBK_DIFF_Y="-2.0" BBK_EURO="0.125"/>
      <bbk:Obs TIME_PERIOD="1975-12" OBS_VALUE="0.268" BBK_DIFF="12.1" BBK_DIFF_Y="30.1" BBK_EURO="0.137"/>
      <bbk:Obs TIME_PERIOD="1975-11" OBS_VALUE="0.239" BBK_DIFF="-41.0" BBK_DIFF_Y="-9.5" BBK_EURO="0.122"/>
      <bbk:Obs TIME_PERIOD="1975-10" OBS_VALUE="0.405" BBK_DIFF="42.6" BBK_DIFF_Y="-20.9" BBK_EURO="0.207"/>
      <bbk:Obs TIME_PERIOD="1975-09" OBS_VALUE="0.284" BBK_DIFF="-11.3" BBK_DIFF_Y="-0.4" BBK_EURO="0.145"/>
      <bbk:Obs TIME_PERIOD="1975-08" OBS_VALUE="0.32" BBK_DIFF="-17.5" BBK_DIFF_Y="-35.5" BBK_EURO="0.164"/>
      <bbk:Obs TIME_PERIOD="1975-07" OBS_VALUE="0.388" BBK_DIFF="39.6" BBK_DIFF_Y="41.1" BBK_EURO="0.198"/>
      <bbk:Obs TIME_PERIOD="1975-06" OBS_VALUE="0.278" BBK_DIFF="24.7" BBK_DIFF_Y="35.0" BBK_EURO="0.142"/>
      <bbk:Obs TIME_PERIOD="1975-05" OBS_VALUE="0.223" BBK_DIFF="-48.1" BBK_DIFF_Y="-10.1" BBK_EURO="0.114"/>
      <bbk:Obs TIME_PERIOD="1975-04" OBS_VALUE="0.43" BBK_DIFF="100.9" BBK_DIFF_Y="-22.2" BBK_EURO="0.22"/>
      <bbk:Obs TIME_PERIOD="1975-03" OBS_VALUE="0.214" BBK_DIFF="-40.2" BBK_DIFF_Y="-9.3" BBK_EURO="0.109"/>
      <bbk:Obs TIME_PERIOD="1975-02" OBS_VALUE="0.358" BBK_DIFF="43.2" BBK_DIFF_Y="-10.9" BBK_EURO="0.183"/>
      <bbk:Obs TIME_PERIOD="1975-01" OBS_VALUE="0.25" BBK_DIFF="21.4" BBK_DIFF_Y="-21.6" BBK_EURO="0.128"/>
      <bbk:Obs TIME_PERIOD="1974-12" OBS_VALUE="0.206" BBK_DIFF="-22.0" BBK_DIFF_Y="21.9" BBK_EURO="0.105"/>
      <bbk:Obs TIME_PERIOD="1974-11" OBS_VALUE="0.264" BBK_DIFF="-48.4" BBK_EURO="0.135"/>
      <bbk:Obs TIME_PERIOD="1974-10" OBS_VALUE="0.512" BBK_DIFF="79.6" BBK_EURO="0.262"/>
      <bbk:Obs TIME_PERIOD="1974-09" OBS_VALUE="0.285" BBK_DIFF="-42.5" BBK_EURO="0.146"/>
      <bbk:Obs TIME_PERIOD="1974-08" OBS_VALUE="0.496" BBK_DIFF="80.4" BBK_EURO="0.254"/>
      <bbk:Obs TIME_PERIOD="1974-07" OBS_VALUE="0.275" BBK_DIFF="33.5" BBK_EURO="0.141"/>
      <bbk:Obs TIME_PERIOD="1974-06" OBS_VALUE="0.206" BBK_DIFF="-16.9" BBK_EURO="0.105"/>
      <bbk:Obs TIME_PERIOD="1974-05" OBS_VALUE="0.248" BBK_DIFF="-55.2" BBK_EURO="0.127"/>
      <bbk:Obs TIME_PERIOD="1974-04" OBS_VALUE="0.553" BBK_DIFF="134.3" BBK_EURO="0.283"/>
      <bbk:Obs TIME_PERIOD="1974-03" OBS_VALUE="0.236" BBK_DIFF="-41.3" BBK_EURO="0.121"/>
      <bbk:Obs TIME_PERIOD="1974-02" OBS_VALUE="0.402" BBK_DIFF="26.0" BBK_EURO="0.206"/>
      <bbk:Obs TIME_PERIOD="1974-01" OBS_VALUE="0.319" BBK_DIFF="88.8" BBK_EURO="0.163"/>
      <bbk:Obs TIME_PERIOD="1973-12" OBS_VALUE="0.169" BBK_EURO="0.086"/>
    </bbk:Series>
  </bbk:DataSet>
</CompactData>
