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      <bbk:Obs TIME_PERIOD="1973-04" OBS_VALUE="12.236" BBK_DIFF="0.5" BBK_DIFF_Y="13.9" BBK_EURO="6.256"/>
      <bbk:Obs TIME_PERIOD="1973-03" OBS_VALUE="12.17" BBK_DIFF="0.8" BBK_DIFF_Y="14.3" BBK_EURO="6.222"/>
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      <bbk:Obs TIME_PERIOD="1973-01" OBS_VALUE="11.989" BBK_DIFF="1.2" BBK_DIFF_Y="18.6" BBK_EURO="6.13"/>
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      <bbk:Obs TIME_PERIOD="1972-09" OBS_VALUE="11.662" BBK_DIFF="0.9" BBK_DIFF_Y="23.4" BBK_EURO="5.963"/>
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      <bbk:Obs TIME_PERIOD="1972-06" OBS_VALUE="11.151" BBK_DIFF="2.7" BBK_DIFF_Y="22.1" BBK_EURO="5.701"/>
      <bbk:Obs TIME_PERIOD="1972-05" OBS_VALUE="10.857" BBK_DIFF="1.0" BBK_DIFF_Y="19.3" BBK_EURO="5.551"/>
      <bbk:Obs TIME_PERIOD="1972-04" OBS_VALUE="10.747" BBK_DIFF="0.9" BBK_DIFF_Y="19.0" BBK_EURO="5.495"/>
      <bbk:Obs TIME_PERIOD="1972-03" OBS_VALUE="10.649" BBK_DIFF="1.2" BBK_DIFF_Y="19.1" BBK_EURO="5.445"/>
      <bbk:Obs TIME_PERIOD="1972-02" OBS_VALUE="10.523" BBK_DIFF="4.1" BBK_DIFF_Y="18.2" BBK_EURO="5.38"/>
      <bbk:Obs TIME_PERIOD="1972-01" OBS_VALUE="10.105" BBK_DIFF="4.0" BBK_DIFF_Y="14.2" BBK_EURO="5.167"/>
      <bbk:Obs TIME_PERIOD="1971-12" OBS_VALUE="9.72" BBK_DIFF="0.1" BBK_DIFF_Y="11.5" BBK_EURO="4.97"/>
      <bbk:Obs TIME_PERIOD="1971-11" OBS_VALUE="9.71" BBK_DIFF="0.8" BBK_DIFF_Y="12.4" BBK_EURO="4.965"/>
      <bbk:Obs TIME_PERIOD="1971-10" OBS_VALUE="9.629" BBK_DIFF="1.9" BBK_DIFF_Y="11.5" BBK_EURO="4.923"/>
      <bbk:Obs TIME_PERIOD="1971-09" OBS_VALUE="9.45" BBK_DIFF="1.6" BBK_DIFF_Y="9.8" BBK_EURO="4.832"/>
      <bbk:Obs TIME_PERIOD="1971-08" OBS_VALUE="9.3" BBK_DIFF="1.0" BBK_DIFF_Y="8.9" BBK_EURO="4.755"/>
      <bbk:Obs TIME_PERIOD="1971-07" OBS_VALUE="9.204" BBK_DIFF="0.8" BBK_DIFF_Y="8.9" BBK_EURO="4.706"/>
      <bbk:Obs TIME_PERIOD="1971-06" OBS_VALUE="9.13" BBK_DIFF="0.4" BBK_DIFF_Y="8.8" BBK_EURO="4.668"/>
      <bbk:Obs TIME_PERIOD="1971-05" OBS_VALUE="9.097" BBK_DIFF="0.7" BBK_DIFF_Y="8.6" BBK_EURO="4.651"/>
      <bbk:Obs TIME_PERIOD="1971-04" OBS_VALUE="9.03" BBK_DIFF="1.0" BBK_DIFF_Y="8.2" BBK_EURO="4.617"/>
      <bbk:Obs TIME_PERIOD="1971-03" OBS_VALUE="8.939" BBK_DIFF="0.4" BBK_DIFF_Y="7.7" BBK_EURO="4.57"/>
      <bbk:Obs TIME_PERIOD="1971-02" OBS_VALUE="8.9" BBK_DIFF="0.6" BBK_DIFF_Y="7.4" BBK_EURO="4.55"/>
      <bbk:Obs TIME_PERIOD="1971-01" OBS_VALUE="8.848" BBK_DIFF="1.5" BBK_DIFF_Y="7.2" BBK_EURO="4.524"/>
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      <bbk:Obs TIME_PERIOD="1970-11" OBS_VALUE="8.64" BBK_DIFF="0.0" BBK_DIFF_Y="4.9" BBK_EURO="4.418"/>
      <bbk:Obs TIME_PERIOD="1970-10" OBS_VALUE="8.639" BBK_DIFF="0.4" BBK_DIFF_Y="5.5" BBK_EURO="4.417"/>
      <bbk:Obs TIME_PERIOD="1970-09" OBS_VALUE="8.608" BBK_DIFF="0.8" BBK_DIFF_Y="6.0" BBK_EURO="4.401"/>
      <bbk:Obs TIME_PERIOD="1970-08" OBS_VALUE="8.541" BBK_DIFF="1.1" BBK_DIFF_Y="5.5" BBK_EURO="4.367"/>
      <bbk:Obs TIME_PERIOD="1970-07" OBS_VALUE="8.448" BBK_DIFF="0.6" BBK_DIFF_Y="5.1" BBK_EURO="4.319"/>
      <bbk:Obs TIME_PERIOD="1970-06" OBS_VALUE="8.395" BBK_DIFF="0.2" BBK_DIFF_Y="6.7" BBK_EURO="4.292"/>
      <bbk:Obs TIME_PERIOD="1970-05" OBS_VALUE="8.378" BBK_DIFF="0.4" BBK_DIFF_Y="6.7" BBK_EURO="4.284"/>
      <bbk:Obs TIME_PERIOD="1970-04" OBS_VALUE="8.345" BBK_DIFF="0.5" BBK_DIFF_Y="7.5" BBK_EURO="4.267"/>
      <bbk:Obs TIME_PERIOD="1970-03" OBS_VALUE="8.301" BBK_DIFF="0.2" BBK_DIFF_Y="7.6" BBK_EURO="4.244"/>
      <bbk:Obs TIME_PERIOD="1970-02" OBS_VALUE="8.288" BBK_DIFF="0.4" BBK_DIFF_Y="7.9" BBK_EURO="4.238"/>
      <bbk:Obs TIME_PERIOD="1970-01" OBS_VALUE="8.254" BBK_DIFF="0.7" BBK_DIFF_Y="8.2" BBK_EURO="4.22"/>
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      <bbk:Obs TIME_PERIOD="1969-11" OBS_VALUE="8.233" BBK_DIFF="0.5" BBK_EURO="4.209"/>
      <bbk:Obs TIME_PERIOD="1969-10" OBS_VALUE="8.188" BBK_DIFF="0.8" BBK_EURO="4.186"/>
      <bbk:Obs TIME_PERIOD="1969-09" OBS_VALUE="8.122" BBK_DIFF="0.4" BBK_EURO="4.153"/>
      <bbk:Obs TIME_PERIOD="1969-08" OBS_VALUE="8.093" BBK_DIFF="0.7" BBK_EURO="4.138"/>
      <bbk:Obs TIME_PERIOD="1969-07" OBS_VALUE="8.04" BBK_DIFF="2.2" BBK_EURO="4.111"/>
      <bbk:Obs TIME_PERIOD="1969-06" OBS_VALUE="7.868" BBK_DIFF="0.2" BBK_EURO="4.023"/>
      <bbk:Obs TIME_PERIOD="1969-05" OBS_VALUE="7.85" BBK_DIFF="1.1" BBK_EURO="4.014"/>
      <bbk:Obs TIME_PERIOD="1969-04" OBS_VALUE="7.762" BBK_DIFF="0.6" BBK_EURO="3.969"/>
      <bbk:Obs TIME_PERIOD="1969-03" OBS_VALUE="7.712" BBK_DIFF="0.4" BBK_EURO="3.943"/>
      <bbk:Obs TIME_PERIOD="1969-02" OBS_VALUE="7.681" BBK_DIFF="0.7" BBK_EURO="3.927"/>
      <bbk:Obs TIME_PERIOD="1969-01" OBS_VALUE="7.627" BBK_DIFF="2.7" BBK_EURO="3.9"/>
      <bbk:Obs TIME_PERIOD="1968-12" OBS_VALUE="7.427" BBK_EURO="3.797"/>
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  </bbk:DataSet>
</CompactData>
