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      <bbk:Obs TIME_PERIOD="1973-04" OBS_VALUE="5.375" BBK_DIFF="6.2" BBK_DIFF_Y="44.9" BBK_EURO="2.748"/>
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      <bbk:Obs TIME_PERIOD="1972-10" OBS_VALUE="3.999" BBK_DIFF="2.7" BBK_DIFF_Y="8.6" BBK_EURO="2.045"/>
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      <bbk:Obs TIME_PERIOD="1972-07" OBS_VALUE="3.924" BBK_DIFF="3.2" BBK_DIFF_Y="14.3" BBK_EURO="2.006"/>
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      <bbk:Obs TIME_PERIOD="1972-05" OBS_VALUE="3.739" BBK_DIFF="0.8" BBK_DIFF_Y="11.6" BBK_EURO="1.912"/>
      <bbk:Obs TIME_PERIOD="1972-04" OBS_VALUE="3.71" BBK_DIFF="-2.3" BBK_DIFF_Y="8.1" BBK_EURO="1.897"/>
      <bbk:Obs TIME_PERIOD="1972-03" OBS_VALUE="3.796" BBK_DIFF="-6.8" BBK_DIFF_Y="10.2" BBK_EURO="1.941"/>
      <bbk:Obs TIME_PERIOD="1972-02" OBS_VALUE="4.074" BBK_DIFF="-1.8" BBK_DIFF_Y="18.0" BBK_EURO="2.083"/>
      <bbk:Obs TIME_PERIOD="1972-01" OBS_VALUE="4.147" BBK_DIFF="4.1" BBK_DIFF_Y="20.9" BBK_EURO="2.12"/>
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      <bbk:Obs TIME_PERIOD="1971-11" OBS_VALUE="3.785" BBK_DIFF="2.8" BBK_DIFF_Y="11.2" BBK_EURO="1.935"/>
      <bbk:Obs TIME_PERIOD="1971-10" OBS_VALUE="3.682" BBK_DIFF="2.4" BBK_DIFF_Y="10.8" BBK_EURO="1.883"/>
      <bbk:Obs TIME_PERIOD="1971-09" OBS_VALUE="3.595" BBK_DIFF="1.3" BBK_DIFF_Y="11.8" BBK_EURO="1.838"/>
      <bbk:Obs TIME_PERIOD="1971-08" OBS_VALUE="3.548" BBK_DIFF="3.3" BBK_DIFF_Y="4.6" BBK_EURO="1.814"/>
      <bbk:Obs TIME_PERIOD="1971-07" OBS_VALUE="3.433" BBK_DIFF="4.0" BBK_DIFF_Y="1.7" BBK_EURO="1.755"/>
      <bbk:Obs TIME_PERIOD="1971-06" OBS_VALUE="3.302" BBK_DIFF="-1.4" BBK_DIFF_Y="5.6" BBK_EURO="1.688"/>
      <bbk:Obs TIME_PERIOD="1971-05" OBS_VALUE="3.349" BBK_DIFF="-2.4" BBK_DIFF_Y="11.8" BBK_EURO="1.712"/>
      <bbk:Obs TIME_PERIOD="1971-04" OBS_VALUE="3.431" BBK_DIFF="-0.4" BBK_DIFF_Y="17.6" BBK_EURO="1.754"/>
      <bbk:Obs TIME_PERIOD="1971-03" OBS_VALUE="3.445" BBK_DIFF="-0.2" BBK_DIFF_Y="25.9" BBK_EURO="1.761"/>
      <bbk:Obs TIME_PERIOD="1971-02" OBS_VALUE="3.452" BBK_DIFF="0.6" BBK_DIFF_Y="23.3" BBK_EURO="1.765"/>
      <bbk:Obs TIME_PERIOD="1971-01" OBS_VALUE="3.43" BBK_DIFF="-0.1" BBK_DIFF_Y="26.1" BBK_EURO="1.754"/>
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      <bbk:Obs TIME_PERIOD="1970-11" OBS_VALUE="3.404" BBK_DIFF="2.4" BBK_DIFF_Y="25.6" BBK_EURO="1.74"/>
      <bbk:Obs TIME_PERIOD="1970-10" OBS_VALUE="3.324" BBK_DIFF="3.4" BBK_DIFF_Y="16.1" BBK_EURO="1.7"/>
      <bbk:Obs TIME_PERIOD="1970-09" OBS_VALUE="3.215" BBK_DIFF="-5.2" BBK_DIFF_Y="15.9" BBK_EURO="1.644"/>
      <bbk:Obs TIME_PERIOD="1970-08" OBS_VALUE="3.391" BBK_DIFF="0.5" BBK_DIFF_Y="33.2" BBK_EURO="1.734"/>
      <bbk:Obs TIME_PERIOD="1970-07" OBS_VALUE="3.375" BBK_DIFF="8.0" BBK_DIFF_Y="32.0" BBK_EURO="1.726"/>
      <bbk:Obs TIME_PERIOD="1970-06" OBS_VALUE="3.126" BBK_DIFF="4.3" BBK_DIFF_Y="21.3" BBK_EURO="1.598"/>
      <bbk:Obs TIME_PERIOD="1970-05" OBS_VALUE="2.996" BBK_DIFF="2.7" BBK_DIFF_Y="8.5" BBK_EURO="1.532"/>
      <bbk:Obs TIME_PERIOD="1970-04" OBS_VALUE="2.918" BBK_DIFF="6.7" BBK_DIFF_Y="18.7" BBK_EURO="1.492"/>
      <bbk:Obs TIME_PERIOD="1970-03" OBS_VALUE="2.736" BBK_DIFF="-2.3" BBK_DIFF_Y="15.1" BBK_EURO="1.399"/>
      <bbk:Obs TIME_PERIOD="1970-02" OBS_VALUE="2.799" BBK_DIFF="2.9" BBK_DIFF_Y="16.0" BBK_EURO="1.431"/>
      <bbk:Obs TIME_PERIOD="1970-01" OBS_VALUE="2.721" BBK_DIFF="-3.1" BBK_DIFF_Y="12.4" BBK_EURO="1.391"/>
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      <bbk:Obs TIME_PERIOD="1969-11" OBS_VALUE="2.71" BBK_DIFF="-5.4" BBK_EURO="1.386"/>
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      <bbk:Obs TIME_PERIOD="1969-08" OBS_VALUE="2.545" BBK_DIFF="-0.5" BBK_EURO="1.301"/>
      <bbk:Obs TIME_PERIOD="1969-07" OBS_VALUE="2.557" BBK_DIFF="-0.8" BBK_EURO="1.307"/>
      <bbk:Obs TIME_PERIOD="1969-06" OBS_VALUE="2.577" BBK_DIFF="-6.7" BBK_EURO="1.318"/>
      <bbk:Obs TIME_PERIOD="1969-05" OBS_VALUE="2.761" BBK_DIFF="12.3" BBK_EURO="1.412"/>
      <bbk:Obs TIME_PERIOD="1969-04" OBS_VALUE="2.459" BBK_DIFF="3.4" BBK_EURO="1.257"/>
      <bbk:Obs TIME_PERIOD="1969-03" OBS_VALUE="2.377" BBK_DIFF="-1.5" BBK_EURO="1.215"/>
      <bbk:Obs TIME_PERIOD="1969-02" OBS_VALUE="2.412" BBK_DIFF="-0.4" BBK_EURO="1.233"/>
      <bbk:Obs TIME_PERIOD="1969-01" OBS_VALUE="2.421" BBK_DIFF="1.4" BBK_EURO="1.238"/>
      <bbk:Obs TIME_PERIOD="1968-12" OBS_VALUE="2.387" BBK_EURO="1.22"/>
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  </bbk:DataSet>
</CompactData>
