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      <bbk:Obs TIME_PERIOD="1972-06" OBS_VALUE="4.947" BBK_DIFF="15.3" BBK_DIFF_Y="12.7" BBK_EURO="2.529"/>
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      <bbk:Obs TIME_PERIOD="1972-04" OBS_VALUE="4.223" BBK_DIFF="13.5" BBK_DIFF_Y="-4.2" BBK_EURO="2.159"/>
      <bbk:Obs TIME_PERIOD="1972-03" OBS_VALUE="3.722" BBK_DIFF="-0.7" BBK_DIFF_Y="-18.3" BBK_EURO="1.903"/>
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      <bbk:Obs TIME_PERIOD="1972-01" OBS_VALUE="3.816" BBK_DIFF="-8.4" BBK_DIFF_Y="-9.6" BBK_EURO="1.951"/>
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      <bbk:Obs TIME_PERIOD="1971-10" OBS_VALUE="4.276" BBK_DIFF="-2.5" BBK_DIFF_Y="7.5" BBK_EURO="2.186"/>
      <bbk:Obs TIME_PERIOD="1971-09" OBS_VALUE="4.386" BBK_DIFF="-9.5" BBK_DIFF_Y="23.2" BBK_EURO="2.243"/>
      <bbk:Obs TIME_PERIOD="1971-08" OBS_VALUE="4.849" BBK_DIFF="2.3" BBK_DIFF_Y="30.8" BBK_EURO="2.479"/>
      <bbk:Obs TIME_PERIOD="1971-07" OBS_VALUE="4.742" BBK_DIFF="8.0" BBK_DIFF_Y="29.0" BBK_EURO="2.425"/>
      <bbk:Obs TIME_PERIOD="1971-06" OBS_VALUE="4.391" BBK_DIFF="-4.7" BBK_DIFF_Y="4.2" BBK_EURO="2.245"/>
      <bbk:Obs TIME_PERIOD="1971-05" OBS_VALUE="4.608" BBK_DIFF="4.6" BBK_DIFF_Y="7.4" BBK_EURO="2.356"/>
      <bbk:Obs TIME_PERIOD="1971-04" OBS_VALUE="4.406" BBK_DIFF="-3.3" BBK_DIFF_Y="-5.3" BBK_EURO="2.253"/>
      <bbk:Obs TIME_PERIOD="1971-03" OBS_VALUE="4.557" BBK_DIFF="5.1" BBK_DIFF_Y="-10.7" BBK_EURO="2.33"/>
      <bbk:Obs TIME_PERIOD="1971-02" OBS_VALUE="4.334" BBK_DIFF="2.7" BBK_DIFF_Y="-4.6" BBK_EURO="2.216"/>
      <bbk:Obs TIME_PERIOD="1971-01" OBS_VALUE="4.221" BBK_DIFF="12.1" BBK_DIFF_Y="-2.9" BBK_EURO="2.158"/>
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      <bbk:Obs TIME_PERIOD="1970-11" OBS_VALUE="3.935" BBK_DIFF="-1.1" BBK_DIFF_Y="14.8" BBK_EURO="2.012"/>
      <bbk:Obs TIME_PERIOD="1970-10" OBS_VALUE="3.979" BBK_DIFF="11.7" BBK_DIFF_Y="25.8" BBK_EURO="2.034"/>
      <bbk:Obs TIME_PERIOD="1970-09" OBS_VALUE="3.561" BBK_DIFF="-4.0" BBK_DIFF_Y="10.9" BBK_EURO="1.821"/>
      <bbk:Obs TIME_PERIOD="1970-08" OBS_VALUE="3.708" BBK_DIFF="0.9" BBK_DIFF_Y="36.8" BBK_EURO="1.896"/>
      <bbk:Obs TIME_PERIOD="1970-07" OBS_VALUE="3.675" BBK_DIFF="-12.7" BBK_DIFF_Y="77.4" BBK_EURO="1.879"/>
      <bbk:Obs TIME_PERIOD="1970-06" OBS_VALUE="4.212" BBK_DIFF="-1.9" BBK_DIFF_Y="126.1" BBK_EURO="2.154"/>
      <bbk:Obs TIME_PERIOD="1970-05" OBS_VALUE="4.292" BBK_DIFF="-7.8" BBK_DIFF_Y="229.9" BBK_EURO="2.194"/>
      <bbk:Obs TIME_PERIOD="1970-04" OBS_VALUE="4.653" BBK_DIFF="-8.8" BBK_DIFF_Y="401.4" BBK_EURO="2.379"/>
      <bbk:Obs TIME_PERIOD="1970-03" OBS_VALUE="5.102" BBK_DIFF="12.3" BBK_DIFF_Y="629.9" BBK_EURO="2.609"/>
      <bbk:Obs TIME_PERIOD="1970-02" OBS_VALUE="4.545" BBK_DIFF="4.5" BBK_DIFF_Y="439.8" BBK_EURO="2.324"/>
      <bbk:Obs TIME_PERIOD="1970-01" OBS_VALUE="4.348" BBK_DIFF="9.2" BBK_DIFF_Y="440.8" BBK_EURO="2.223"/>
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      <bbk:Obs TIME_PERIOD="1969-11" OBS_VALUE="3.427" BBK_DIFF="8.3" BBK_EURO="1.752"/>
      <bbk:Obs TIME_PERIOD="1969-10" OBS_VALUE="3.164" BBK_DIFF="-1.5" BBK_EURO="1.618"/>
      <bbk:Obs TIME_PERIOD="1969-09" OBS_VALUE="3.211" BBK_DIFF="18.5" BBK_EURO="1.642"/>
      <bbk:Obs TIME_PERIOD="1969-08" OBS_VALUE="2.71" BBK_DIFF="30.8" BBK_EURO="1.386"/>
      <bbk:Obs TIME_PERIOD="1969-07" OBS_VALUE="2.072" BBK_DIFF="11.2" BBK_EURO="1.059"/>
      <bbk:Obs TIME_PERIOD="1969-06" OBS_VALUE="1.863" BBK_DIFF="43.2" BBK_EURO="0.953"/>
      <bbk:Obs TIME_PERIOD="1969-05" OBS_VALUE="1.301" BBK_DIFF="40.2" BBK_EURO="0.665"/>
      <bbk:Obs TIME_PERIOD="1969-04" OBS_VALUE="0.928" BBK_DIFF="32.8" BBK_EURO="0.474"/>
      <bbk:Obs TIME_PERIOD="1969-03" OBS_VALUE="0.699" BBK_DIFF="-17.0" BBK_EURO="0.357"/>
      <bbk:Obs TIME_PERIOD="1969-02" OBS_VALUE="0.842" BBK_DIFF="4.7" BBK_EURO="0.431"/>
      <bbk:Obs TIME_PERIOD="1969-01" OBS_VALUE="0.804" BBK_DIFF="-31.4" BBK_EURO="0.411"/>
      <bbk:Obs TIME_PERIOD="1968-12" OBS_VALUE="1.172" BBK_EURO="0.599"/>
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  </bbk:DataSet>
</CompactData>
