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      <bbk:Obs TIME_PERIOD="1977-04" OBS_VALUE="1.725" BBK_DIFF="1.7" BBK_DIFF_Y="14.1" BBK_EURO="0.882"/>
      <bbk:Obs TIME_PERIOD="1977-03" OBS_VALUE="1.696" BBK_DIFF="3.9" BBK_DIFF_Y="5.7" BBK_EURO="0.867"/>
      <bbk:Obs TIME_PERIOD="1977-02" OBS_VALUE="1.633" BBK_DIFF="4.7" BBK_DIFF_Y="13.2" BBK_EURO="0.835"/>
      <bbk:Obs TIME_PERIOD="1977-01" OBS_VALUE="1.56" BBK_DIFF="-7.4" BBK_DIFF_Y="14.9" BBK_EURO="0.798"/>
      <bbk:Obs TIME_PERIOD="1976-12" OBS_VALUE="1.684" BBK_DIFF="-2.0" BBK_DIFF_Y="20.1" BBK_EURO="0.861"/>
      <bbk:Obs TIME_PERIOD="1976-11" OBS_VALUE="1.719" BBK_DIFF="1.2" BBK_DIFF_Y="19.7" BBK_EURO="0.879"/>
      <bbk:Obs TIME_PERIOD="1976-10" OBS_VALUE="1.698" BBK_DIFF="13.2" BBK_DIFF_Y="27.1" BBK_EURO="0.868"/>
      <bbk:Obs TIME_PERIOD="1976-09" OBS_VALUE="1.5" BBK_DIFF="2.7" BBK_DIFF_Y="12.5" BBK_EURO="0.767"/>
      <bbk:Obs TIME_PERIOD="1976-08" OBS_VALUE="1.461" BBK_DIFF="1.2" BBK_DIFF_Y="16.0" BBK_EURO="0.747"/>
      <bbk:Obs TIME_PERIOD="1976-07" OBS_VALUE="1.444" BBK_DIFF="-8.7" BBK_DIFF_Y="16.7" BBK_EURO="0.738"/>
      <bbk:Obs TIME_PERIOD="1976-06" OBS_VALUE="1.581" BBK_DIFF="4.1" BBK_DIFF_Y="34.1" BBK_EURO="0.808"/>
      <bbk:Obs TIME_PERIOD="1976-05" OBS_VALUE="1.519" BBK_DIFF="0.5" BBK_DIFF_Y="26.2" BBK_EURO="0.777"/>
      <bbk:Obs TIME_PERIOD="1976-04" OBS_VALUE="1.512" BBK_DIFF="-5.7" BBK_DIFF_Y="29.3" BBK_EURO="0.773"/>
      <bbk:Obs TIME_PERIOD="1976-03" OBS_VALUE="1.604" BBK_DIFF="11.2" BBK_DIFF_Y="42.2" BBK_EURO="0.82"/>
      <bbk:Obs TIME_PERIOD="1976-02" OBS_VALUE="1.442" BBK_DIFF="6.2" BBK_DIFF_Y="23.5" BBK_EURO="0.737"/>
      <bbk:Obs TIME_PERIOD="1976-01" OBS_VALUE="1.358" BBK_DIFF="-3.1" BBK_DIFF_Y="24.2" BBK_EURO="0.694"/>
      <bbk:Obs TIME_PERIOD="1975-12" OBS_VALUE="1.402" BBK_DIFF="-2.4" BBK_DIFF_Y="8.9" BBK_EURO="0.717"/>
      <bbk:Obs TIME_PERIOD="1975-11" OBS_VALUE="1.436" BBK_DIFF="7.5" BBK_EURO="0.734"/>
      <bbk:Obs TIME_PERIOD="1975-10" OBS_VALUE="1.336" BBK_DIFF="0.2" BBK_EURO="0.683"/>
      <bbk:Obs TIME_PERIOD="1975-09" OBS_VALUE="1.333" BBK_DIFF="5.8" BBK_EURO="0.682"/>
      <bbk:Obs TIME_PERIOD="1975-08" OBS_VALUE="1.26" BBK_DIFF="1.9" BBK_EURO="0.644"/>
      <bbk:Obs TIME_PERIOD="1975-07" OBS_VALUE="1.237" BBK_DIFF="4.9" BBK_EURO="0.632"/>
      <bbk:Obs TIME_PERIOD="1975-06" OBS_VALUE="1.179" BBK_DIFF="-2.1" BBK_EURO="0.603"/>
      <bbk:Obs TIME_PERIOD="1975-05" OBS_VALUE="1.204" BBK_DIFF="3.0" BBK_EURO="0.616"/>
      <bbk:Obs TIME_PERIOD="1975-04" OBS_VALUE="1.169" BBK_DIFF="3.6" BBK_EURO="0.598"/>
      <bbk:Obs TIME_PERIOD="1975-03" OBS_VALUE="1.128" BBK_DIFF="-3.4" BBK_EURO="0.577"/>
      <bbk:Obs TIME_PERIOD="1975-02" OBS_VALUE="1.168" BBK_DIFF="6.9" BBK_EURO="0.597"/>
      <bbk:Obs TIME_PERIOD="1975-01" OBS_VALUE="1.093" BBK_DIFF="-15.1" BBK_EURO="0.559"/>
      <bbk:Obs TIME_PERIOD="1974-12" OBS_VALUE="1.287" BBK_EURO="0.658"/>
    </bbk:Series>
  </bbk:DataSet>
</CompactData>
