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      <bbk:Obs TIME_PERIOD="1973-03" OBS_VALUE="5.88" BBK_DIFF="19.6" BBK_DIFF_Y="75.2" BBK_EURO="3.006"/>
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      <bbk:Obs TIME_PERIOD="1972-10" OBS_VALUE="4.103" BBK_DIFF="3.6" BBK_DIFF_Y="23.7" BBK_EURO="2.098"/>
      <bbk:Obs TIME_PERIOD="1972-09" OBS_VALUE="3.962" BBK_DIFF="6.2" BBK_DIFF_Y="28.7" BBK_EURO="2.026"/>
      <bbk:Obs TIME_PERIOD="1972-08" OBS_VALUE="3.732" BBK_DIFF="2.4" BBK_DIFF_Y="22.2" BBK_EURO="1.908"/>
      <bbk:Obs TIME_PERIOD="1972-07" OBS_VALUE="3.645" BBK_DIFF="4.7" BBK_DIFF_Y="19.7" BBK_EURO="1.864"/>
      <bbk:Obs TIME_PERIOD="1972-06" OBS_VALUE="3.483" BBK_DIFF="1.0" BBK_DIFF_Y="16.1" BBK_EURO="1.781"/>
      <bbk:Obs TIME_PERIOD="1972-05" OBS_VALUE="3.447" BBK_DIFF="2.0" BBK_DIFF_Y="14.4" BBK_EURO="1.762"/>
      <bbk:Obs TIME_PERIOD="1972-04" OBS_VALUE="3.381" BBK_DIFF="0.7" BBK_DIFF_Y="11.9" BBK_EURO="1.729"/>
      <bbk:Obs TIME_PERIOD="1972-03" OBS_VALUE="3.356" BBK_DIFF="1.0" BBK_DIFF_Y="11.9" BBK_EURO="1.716"/>
      <bbk:Obs TIME_PERIOD="1972-02" OBS_VALUE="3.324" BBK_DIFF="0.7" BBK_DIFF_Y="11.7" BBK_EURO="1.7"/>
      <bbk:Obs TIME_PERIOD="1972-01" OBS_VALUE="3.302" BBK_DIFF="1.0" BBK_DIFF_Y="12.4" BBK_EURO="1.688"/>
      <bbk:Obs TIME_PERIOD="1971-12" OBS_VALUE="3.268" BBK_DIFF="5.6" BBK_DIFF_Y="15.1" BBK_EURO="1.671"/>
      <bbk:Obs TIME_PERIOD="1971-11" OBS_VALUE="3.095" BBK_DIFF="-6.7" BBK_DIFF_Y="10.6" BBK_EURO="1.582"/>
      <bbk:Obs TIME_PERIOD="1971-10" OBS_VALUE="3.318" BBK_DIFF="7.8" BBK_DIFF_Y="19.6" BBK_EURO="1.696"/>
      <bbk:Obs TIME_PERIOD="1971-09" OBS_VALUE="3.078" BBK_DIFF="0.8" BBK_DIFF_Y="9.7" BBK_EURO="1.574"/>
      <bbk:Obs TIME_PERIOD="1971-08" OBS_VALUE="3.054" BBK_DIFF="0.3" BBK_DIFF_Y="9.0" BBK_EURO="1.561"/>
      <bbk:Obs TIME_PERIOD="1971-07" OBS_VALUE="3.044" BBK_DIFF="1.5" BBK_DIFF_Y="9.9" BBK_EURO="1.556"/>
      <bbk:Obs TIME_PERIOD="1971-06" OBS_VALUE="3.0" BBK_DIFF="-0.4" BBK_DIFF_Y="9.3" BBK_EURO="1.534"/>
      <bbk:Obs TIME_PERIOD="1971-05" OBS_VALUE="3.012" BBK_DIFF="-0.3" BBK_DIFF_Y="12.8" BBK_EURO="1.54"/>
      <bbk:Obs TIME_PERIOD="1971-04" OBS_VALUE="3.022" BBK_DIFF="0.8" BBK_DIFF_Y="13.5" BBK_EURO="1.545"/>
      <bbk:Obs TIME_PERIOD="1971-03" OBS_VALUE="2.999" BBK_DIFF="0.8" BBK_DIFF_Y="13.9" BBK_EURO="1.533"/>
      <bbk:Obs TIME_PERIOD="1971-02" OBS_VALUE="2.976" BBK_DIFF="1.3" BBK_DIFF_Y="13.6" BBK_EURO="1.522"/>
      <bbk:Obs TIME_PERIOD="1971-01" OBS_VALUE="2.939" BBK_DIFF="3.5" BBK_DIFF_Y="13.4" BBK_EURO="1.503"/>
      <bbk:Obs TIME_PERIOD="1970-12" OBS_VALUE="2.84" BBK_DIFF="1.5" BBK_DIFF_Y="-4.1" BBK_EURO="1.452"/>
      <bbk:Obs TIME_PERIOD="1970-11" OBS_VALUE="2.799" BBK_DIFF="0.9" BBK_DIFF_Y="12.9" BBK_EURO="1.431"/>
      <bbk:Obs TIME_PERIOD="1970-10" OBS_VALUE="2.775" BBK_DIFF="-1.1" BBK_DIFF_Y="-4.7" BBK_EURO="1.419"/>
      <bbk:Obs TIME_PERIOD="1970-09" OBS_VALUE="2.807" BBK_DIFF="0.2" BBK_DIFF_Y="14.4" BBK_EURO="1.435"/>
      <bbk:Obs TIME_PERIOD="1970-08" OBS_VALUE="2.802" BBK_DIFF="1.2" BBK_DIFF_Y="14.1" BBK_EURO="1.433"/>
      <bbk:Obs TIME_PERIOD="1970-07" OBS_VALUE="2.769" BBK_DIFF="0.9" BBK_DIFF_Y="13.7" BBK_EURO="1.416"/>
      <bbk:Obs TIME_PERIOD="1970-06" OBS_VALUE="2.744" BBK_DIFF="2.8" BBK_DIFF_Y="14.4" BBK_EURO="1.403"/>
      <bbk:Obs TIME_PERIOD="1970-05" OBS_VALUE="2.67" BBK_DIFF="0.3" BBK_DIFF_Y="10.9" BBK_EURO="1.365"/>
      <bbk:Obs TIME_PERIOD="1970-04" OBS_VALUE="2.663" BBK_DIFF="1.2" BBK_DIFF_Y="12.1" BBK_EURO="1.362"/>
      <bbk:Obs TIME_PERIOD="1970-03" OBS_VALUE="2.632" BBK_DIFF="0.5" BBK_DIFF_Y="13.6" BBK_EURO="1.346"/>
      <bbk:Obs TIME_PERIOD="1970-02" OBS_VALUE="2.619" BBK_DIFF="1.0" BBK_DIFF_Y="15.2" BBK_EURO="1.339"/>
      <bbk:Obs TIME_PERIOD="1970-01" OBS_VALUE="2.592" BBK_DIFF="-12.5" BBK_DIFF_Y="14.4" BBK_EURO="1.325"/>
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      <bbk:Obs TIME_PERIOD="1969-11" OBS_VALUE="2.479" BBK_DIFF="-14.9" BBK_EURO="1.267"/>
      <bbk:Obs TIME_PERIOD="1969-10" OBS_VALUE="2.912" BBK_DIFF="18.7" BBK_EURO="1.489"/>
      <bbk:Obs TIME_PERIOD="1969-09" OBS_VALUE="2.453" BBK_DIFF="-0.1" BBK_EURO="1.254"/>
      <bbk:Obs TIME_PERIOD="1969-08" OBS_VALUE="2.455" BBK_DIFF="0.8" BBK_EURO="1.255"/>
      <bbk:Obs TIME_PERIOD="1969-07" OBS_VALUE="2.436" BBK_DIFF="1.6" BBK_EURO="1.246"/>
      <bbk:Obs TIME_PERIOD="1969-06" OBS_VALUE="2.398" BBK_DIFF="-0.4" BBK_EURO="1.226"/>
      <bbk:Obs TIME_PERIOD="1969-05" OBS_VALUE="2.407" BBK_DIFF="1.3" BBK_EURO="1.231"/>
      <bbk:Obs TIME_PERIOD="1969-04" OBS_VALUE="2.375" BBK_DIFF="2.5" BBK_EURO="1.214"/>
      <bbk:Obs TIME_PERIOD="1969-03" OBS_VALUE="2.316" BBK_DIFF="1.8" BBK_EURO="1.184"/>
      <bbk:Obs TIME_PERIOD="1969-02" OBS_VALUE="2.274" BBK_DIFF="0.4" BBK_EURO="1.163"/>
      <bbk:Obs TIME_PERIOD="1969-01" OBS_VALUE="2.265" BBK_DIFF="-9.7" BBK_EURO="1.158"/>
      <bbk:Obs TIME_PERIOD="1968-12" OBS_VALUE="2.507" BBK_EURO="1.282"/>
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  </bbk:DataSet>
</CompactData>
