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      <bbk:Obs TIME_PERIOD="1973-04" OBS_VALUE="10.806" BBK_DIFF="3.8" BBK_DIFF_Y="19.4" BBK_EURO="5.525"/>
      <bbk:Obs TIME_PERIOD="1973-03" OBS_VALUE="10.411" BBK_DIFF="-0.2" BBK_DIFF_Y="17.2" BBK_EURO="5.323"/>
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      <bbk:Obs TIME_PERIOD="1972-09" OBS_VALUE="9.632" BBK_DIFF="-0.5" BBK_DIFF_Y="16.1" BBK_EURO="4.925"/>
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      <bbk:Obs TIME_PERIOD="1972-05" OBS_VALUE="9.081" BBK_DIFF="0.4" BBK_DIFF_Y="15.2" BBK_EURO="4.643"/>
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      <bbk:Obs TIME_PERIOD="1972-03" OBS_VALUE="8.884" BBK_DIFF="-0.1" BBK_DIFF_Y="16.3" BBK_EURO="4.542"/>
      <bbk:Obs TIME_PERIOD="1972-02" OBS_VALUE="8.889" BBK_DIFF="2.8" BBK_DIFF_Y="15.7" BBK_EURO="4.545"/>
      <bbk:Obs TIME_PERIOD="1972-01" OBS_VALUE="8.651" BBK_DIFF="-16.5" BBK_DIFF_Y="14.6" BBK_EURO="4.423"/>
      <bbk:Obs TIME_PERIOD="1971-12" OBS_VALUE="10.363" BBK_DIFF="18.4" BBK_DIFF_Y="14.7" BBK_EURO="5.299"/>
      <bbk:Obs TIME_PERIOD="1971-11" OBS_VALUE="8.749" BBK_DIFF="4.5" BBK_DIFF_Y="18.3" BBK_EURO="4.473"/>
      <bbk:Obs TIME_PERIOD="1971-10" OBS_VALUE="8.373" BBK_DIFF="0.9" BBK_DIFF_Y="17.1" BBK_EURO="4.281"/>
      <bbk:Obs TIME_PERIOD="1971-09" OBS_VALUE="8.297" BBK_DIFF="0.1" BBK_DIFF_Y="16.7" BBK_EURO="4.242"/>
      <bbk:Obs TIME_PERIOD="1971-08" OBS_VALUE="8.288" BBK_DIFF="2.1" BBK_DIFF_Y="15.0" BBK_EURO="4.238"/>
      <bbk:Obs TIME_PERIOD="1971-07" OBS_VALUE="8.121" BBK_DIFF="3.0" BBK_DIFF_Y="14.3" BBK_EURO="4.152"/>
      <bbk:Obs TIME_PERIOD="1971-06" OBS_VALUE="7.883" BBK_DIFF="0.0" BBK_DIFF_Y="14.4" BBK_EURO="4.031"/>
      <bbk:Obs TIME_PERIOD="1971-05" OBS_VALUE="7.886" BBK_DIFF="2.6" BBK_DIFF_Y="15.9" BBK_EURO="4.032"/>
      <bbk:Obs TIME_PERIOD="1971-04" OBS_VALUE="7.688" BBK_DIFF="0.7" BBK_DIFF_Y="16.7" BBK_EURO="3.931"/>
      <bbk:Obs TIME_PERIOD="1971-03" OBS_VALUE="7.636" BBK_DIFF="-0.6" BBK_DIFF_Y="18.3" BBK_EURO="3.904"/>
      <bbk:Obs TIME_PERIOD="1971-02" OBS_VALUE="7.681" BBK_DIFF="1.7" BBK_DIFF_Y="18.8" BBK_EURO="3.927"/>
      <bbk:Obs TIME_PERIOD="1971-01" OBS_VALUE="7.55" BBK_DIFF="-16.4" BBK_DIFF_Y="20.1" BBK_EURO="3.86"/>
      <bbk:Obs TIME_PERIOD="1970-12" OBS_VALUE="9.032" BBK_DIFF="22.2" BBK_DIFF_Y="14.7" BBK_EURO="4.618"/>
      <bbk:Obs TIME_PERIOD="1970-11" OBS_VALUE="7.394" BBK_DIFF="3.4" BBK_DIFF_Y="19.8" BBK_EURO="3.78"/>
      <bbk:Obs TIME_PERIOD="1970-10" OBS_VALUE="7.15" BBK_DIFF="0.5" BBK_DIFF_Y="22.6" BBK_EURO="3.656"/>
      <bbk:Obs TIME_PERIOD="1970-09" OBS_VALUE="7.111" BBK_DIFF="-1.3" BBK_DIFF_Y="22.2" BBK_EURO="3.636"/>
      <bbk:Obs TIME_PERIOD="1970-08" OBS_VALUE="7.206" BBK_DIFF="1.4" BBK_DIFF_Y="21.0" BBK_EURO="3.684"/>
      <bbk:Obs TIME_PERIOD="1970-07" OBS_VALUE="7.107" BBK_DIFF="3.1" BBK_DIFF_Y="22.3" BBK_EURO="3.634"/>
      <bbk:Obs TIME_PERIOD="1970-06" OBS_VALUE="6.892" BBK_DIFF="1.3" BBK_DIFF_Y="22.0" BBK_EURO="3.524"/>
      <bbk:Obs TIME_PERIOD="1970-05" OBS_VALUE="6.802" BBK_DIFF="3.3" BBK_DIFF_Y="20.1" BBK_EURO="3.478"/>
      <bbk:Obs TIME_PERIOD="1970-04" OBS_VALUE="6.586" BBK_DIFF="2.0" BBK_DIFF_Y="18.3" BBK_EURO="3.367"/>
      <bbk:Obs TIME_PERIOD="1970-03" OBS_VALUE="6.456" BBK_DIFF="-0.1" BBK_DIFF_Y="18.8" BBK_EURO="3.301"/>
      <bbk:Obs TIME_PERIOD="1970-02" OBS_VALUE="6.463" BBK_DIFF="2.8" BBK_DIFF_Y="18.2" BBK_EURO="3.304"/>
      <bbk:Obs TIME_PERIOD="1970-01" OBS_VALUE="6.288" BBK_DIFF="-20.1" BBK_DIFF_Y="17.6" BBK_EURO="3.215"/>
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      <bbk:Obs TIME_PERIOD="1969-11" OBS_VALUE="6.17" BBK_DIFF="5.8" BBK_EURO="3.155"/>
      <bbk:Obs TIME_PERIOD="1969-10" OBS_VALUE="5.832" BBK_DIFF="0.2" BBK_EURO="2.982"/>
      <bbk:Obs TIME_PERIOD="1969-09" OBS_VALUE="5.821" BBK_DIFF="-2.3" BBK_EURO="2.976"/>
      <bbk:Obs TIME_PERIOD="1969-08" OBS_VALUE="5.955" BBK_DIFF="2.5" BBK_EURO="3.045"/>
      <bbk:Obs TIME_PERIOD="1969-07" OBS_VALUE="5.811" BBK_DIFF="2.9" BBK_EURO="2.971"/>
      <bbk:Obs TIME_PERIOD="1969-06" OBS_VALUE="5.649" BBK_DIFF="-0.3" BBK_EURO="2.888"/>
      <bbk:Obs TIME_PERIOD="1969-05" OBS_VALUE="5.664" BBK_DIFF="1.8" BBK_EURO="2.896"/>
      <bbk:Obs TIME_PERIOD="1969-04" OBS_VALUE="5.566" BBK_DIFF="2.4" BBK_EURO="2.846"/>
      <bbk:Obs TIME_PERIOD="1969-03" OBS_VALUE="5.434" BBK_DIFF="-0.7" BBK_EURO="2.778"/>
      <bbk:Obs TIME_PERIOD="1969-02" OBS_VALUE="5.47" BBK_DIFF="2.3" BBK_EURO="2.797"/>
      <bbk:Obs TIME_PERIOD="1969-01" OBS_VALUE="5.349" BBK_DIFF="-1.9" BBK_EURO="2.735"/>
      <bbk:Obs TIME_PERIOD="1968-12" OBS_VALUE="5.45" BBK_EURO="2.787"/>
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  </bbk:DataSet>
</CompactData>
