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      <bbk:Obs TIME_PERIOD="1972-03" OBS_VALUE="6.686" BBK_DIFF="-1.8" BBK_DIFF_Y="56.3" BBK_EURO="3.418"/>
      <bbk:Obs TIME_PERIOD="1972-02" OBS_VALUE="6.809" BBK_DIFF="2.3" BBK_DIFF_Y="70.5" BBK_EURO="3.481"/>
      <bbk:Obs TIME_PERIOD="1972-01" OBS_VALUE="6.656" BBK_DIFF="2.7" BBK_DIFF_Y="74.0" BBK_EURO="3.403"/>
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      <bbk:Obs TIME_PERIOD="1971-10" OBS_VALUE="5.907" BBK_DIFF="1.1" BBK_DIFF_Y="83.4" BBK_EURO="3.02"/>
      <bbk:Obs TIME_PERIOD="1971-09" OBS_VALUE="5.841" BBK_DIFF="1.8" BBK_DIFF_Y="104.2" BBK_EURO="2.986"/>
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      <bbk:Obs TIME_PERIOD="1971-07" OBS_VALUE="5.566" BBK_DIFF="12.6" BBK_DIFF_Y="139.7" BBK_EURO="2.846"/>
      <bbk:Obs TIME_PERIOD="1971-06" OBS_VALUE="4.943" BBK_DIFF="5.6" BBK_DIFF_Y="184.1" BBK_EURO="2.527"/>
      <bbk:Obs TIME_PERIOD="1971-05" OBS_VALUE="4.682" BBK_DIFF="3.9" BBK_DIFF_Y="251.8" BBK_EURO="2.394"/>
      <bbk:Obs TIME_PERIOD="1971-04" OBS_VALUE="4.507" BBK_DIFF="5.4" BBK_DIFF_Y="263.5" BBK_EURO="2.304"/>
      <bbk:Obs TIME_PERIOD="1971-03" OBS_VALUE="4.278" BBK_DIFF="7.1" BBK_DIFF_Y="264.7" BBK_EURO="2.187"/>
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      <bbk:Obs TIME_PERIOD="1971-01" OBS_VALUE="3.826" BBK_DIFF="1.2" BBK_DIFF_Y="248.5" BBK_EURO="1.956"/>
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      <bbk:Obs TIME_PERIOD="1970-09" OBS_VALUE="2.86" BBK_DIFF="7.0" BBK_DIFF_Y="106.5" BBK_EURO="1.462"/>
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      <bbk:Obs TIME_PERIOD="1970-06" OBS_VALUE="1.74" BBK_DIFF="30.7" BBK_DIFF_Y="40.7" BBK_EURO="0.89"/>
      <bbk:Obs TIME_PERIOD="1970-05" OBS_VALUE="1.331" BBK_DIFF="7.3" BBK_DIFF_Y="6.7" BBK_EURO="0.681"/>
      <bbk:Obs TIME_PERIOD="1970-04" OBS_VALUE="1.24" BBK_DIFF="5.7" BBK_DIFF_Y="8.0" BBK_EURO="0.634"/>
      <bbk:Obs TIME_PERIOD="1970-03" OBS_VALUE="1.173" BBK_DIFF="3.5" BBK_DIFF_Y="19.1" BBK_EURO="0.6"/>
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      <bbk:Obs TIME_PERIOD="1970-01" OBS_VALUE="1.098" BBK_DIFF="-3.5" BBK_DIFF_Y="14.3" BBK_EURO="0.561"/>
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      <bbk:Obs TIME_PERIOD="1969-11" OBS_VALUE="1.269" BBK_DIFF="-3.0" BBK_EURO="0.649"/>
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      <bbk:Obs TIME_PERIOD="1969-06" OBS_VALUE="1.237" BBK_DIFF="-0.8" BBK_EURO="0.632"/>
      <bbk:Obs TIME_PERIOD="1969-05" OBS_VALUE="1.247" BBK_DIFF="8.6" BBK_EURO="0.638"/>
      <bbk:Obs TIME_PERIOD="1969-04" OBS_VALUE="1.148" BBK_DIFF="16.5" BBK_EURO="0.587"/>
      <bbk:Obs TIME_PERIOD="1969-03" OBS_VALUE="0.985" BBK_DIFF="2.2" BBK_EURO="0.504"/>
      <bbk:Obs TIME_PERIOD="1969-02" OBS_VALUE="0.964" BBK_DIFF="0.3" BBK_EURO="0.493"/>
      <bbk:Obs TIME_PERIOD="1969-01" OBS_VALUE="0.961" BBK_DIFF="10.6" BBK_EURO="0.491"/>
      <bbk:Obs TIME_PERIOD="1968-12" OBS_VALUE="0.869" BBK_EURO="0.444"/>
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  </bbk:DataSet>
</CompactData>
