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      <bbk:Obs TIME_PERIOD="1972-04" OBS_VALUE="7.467" BBK_DIFF="2.8" BBK_DIFF_Y="-8.5" BBK_EURO="3.818"/>
      <bbk:Obs TIME_PERIOD="1972-03" OBS_VALUE="7.267" BBK_DIFF="-9.3" BBK_DIFF_Y="-5.8" BBK_EURO="3.716"/>
      <bbk:Obs TIME_PERIOD="1972-02" OBS_VALUE="8.012" BBK_DIFF="-0.8" BBK_DIFF_Y="4.4" BBK_EURO="4.096"/>
      <bbk:Obs TIME_PERIOD="1972-01" OBS_VALUE="8.078" BBK_DIFF="0.4" BBK_DIFF_Y="7.3" BBK_EURO="4.13"/>
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      <bbk:Obs TIME_PERIOD="1971-11" OBS_VALUE="7.603" BBK_DIFF="2.9" BBK_DIFF_Y="12.9" BBK_EURO="3.887"/>
      <bbk:Obs TIME_PERIOD="1971-10" OBS_VALUE="7.388" BBK_DIFF="-4.7" BBK_DIFF_Y="11.6" BBK_EURO="3.777"/>
      <bbk:Obs TIME_PERIOD="1971-09" OBS_VALUE="7.752" BBK_DIFF="5.1" BBK_DIFF_Y="18.9" BBK_EURO="3.964"/>
      <bbk:Obs TIME_PERIOD="1971-08" OBS_VALUE="7.373" BBK_DIFF="-0.2" BBK_DIFF_Y="16.6" BBK_EURO="3.77"/>
      <bbk:Obs TIME_PERIOD="1971-07" OBS_VALUE="7.389" BBK_DIFF="-8.7" BBK_DIFF_Y="24.4" BBK_EURO="3.778"/>
      <bbk:Obs TIME_PERIOD="1971-06" OBS_VALUE="8.09" BBK_DIFF="-4.6" BBK_DIFF_Y="39.0" BBK_EURO="4.136"/>
      <bbk:Obs TIME_PERIOD="1971-05" OBS_VALUE="8.481" BBK_DIFF="3.9" BBK_DIFF_Y="55.8" BBK_EURO="4.336"/>
      <bbk:Obs TIME_PERIOD="1971-04" OBS_VALUE="8.159" BBK_DIFF="5.8" BBK_DIFF_Y="65.9" BBK_EURO="4.172"/>
      <bbk:Obs TIME_PERIOD="1971-03" OBS_VALUE="7.715" BBK_DIFF="0.5" BBK_DIFF_Y="68.8" BBK_EURO="3.945"/>
      <bbk:Obs TIME_PERIOD="1971-02" OBS_VALUE="7.676" BBK_DIFF="1.9" BBK_DIFF_Y="60.5" BBK_EURO="3.925"/>
      <bbk:Obs TIME_PERIOD="1971-01" OBS_VALUE="7.53" BBK_DIFF="2.7" BBK_DIFF_Y="52.9" BBK_EURO="3.85"/>
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      <bbk:Obs TIME_PERIOD="1970-11" OBS_VALUE="6.736" BBK_DIFF="1.7" BBK_DIFF_Y="56.0" BBK_EURO="3.444"/>
      <bbk:Obs TIME_PERIOD="1970-10" OBS_VALUE="6.623" BBK_DIFF="1.5" BBK_DIFF_Y="49.6" BBK_EURO="3.386"/>
      <bbk:Obs TIME_PERIOD="1970-09" OBS_VALUE="6.522" BBK_DIFF="3.1" BBK_DIFF_Y="53.8" BBK_EURO="3.335"/>
      <bbk:Obs TIME_PERIOD="1970-08" OBS_VALUE="6.326" BBK_DIFF="6.5" BBK_DIFF_Y="48.1" BBK_EURO="3.234"/>
      <bbk:Obs TIME_PERIOD="1970-07" OBS_VALUE="5.939" BBK_DIFF="2.0" BBK_DIFF_Y="40.2" BBK_EURO="3.037"/>
      <bbk:Obs TIME_PERIOD="1970-06" OBS_VALUE="5.82" BBK_DIFF="6.9" BBK_DIFF_Y="33.6" BBK_EURO="2.976"/>
      <bbk:Obs TIME_PERIOD="1970-05" OBS_VALUE="5.444" BBK_DIFF="10.7" BBK_DIFF_Y="34.4" BBK_EURO="2.783"/>
      <bbk:Obs TIME_PERIOD="1970-04" OBS_VALUE="4.919" BBK_DIFF="7.6" BBK_DIFF_Y="37.1" BBK_EURO="2.515"/>
      <bbk:Obs TIME_PERIOD="1970-03" OBS_VALUE="4.571" BBK_DIFF="-4.4" BBK_DIFF_Y="25.2" BBK_EURO="2.337"/>
      <bbk:Obs TIME_PERIOD="1970-02" OBS_VALUE="4.783" BBK_DIFF="-2.9" BBK_DIFF_Y="23.3" BBK_EURO="2.446"/>
      <bbk:Obs TIME_PERIOD="1970-01" OBS_VALUE="4.924" BBK_DIFF="-0.1" BBK_DIFF_Y="16.7" BBK_EURO="2.518"/>
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      <bbk:Obs TIME_PERIOD="1969-11" OBS_VALUE="4.319" BBK_DIFF="-2.4" BBK_EURO="2.208"/>
      <bbk:Obs TIME_PERIOD="1969-10" OBS_VALUE="4.426" BBK_DIFF="4.4" BBK_EURO="2.263"/>
      <bbk:Obs TIME_PERIOD="1969-09" OBS_VALUE="4.241" BBK_DIFF="-0.7" BBK_EURO="2.168"/>
      <bbk:Obs TIME_PERIOD="1969-08" OBS_VALUE="4.272" BBK_DIFF="0.8" BBK_EURO="2.184"/>
      <bbk:Obs TIME_PERIOD="1969-07" OBS_VALUE="4.237" BBK_DIFF="-2.7" BBK_EURO="2.166"/>
      <bbk:Obs TIME_PERIOD="1969-06" OBS_VALUE="4.355" BBK_DIFF="7.5" BBK_EURO="2.227"/>
      <bbk:Obs TIME_PERIOD="1969-05" OBS_VALUE="4.051" BBK_DIFF="12.9" BBK_EURO="2.071"/>
      <bbk:Obs TIME_PERIOD="1969-04" OBS_VALUE="3.589" BBK_DIFF="-1.7" BBK_EURO="1.835"/>
      <bbk:Obs TIME_PERIOD="1969-03" OBS_VALUE="3.65" BBK_DIFF="-5.9" BBK_EURO="1.866"/>
      <bbk:Obs TIME_PERIOD="1969-02" OBS_VALUE="3.878" BBK_DIFF="-8.1" BBK_EURO="1.983"/>
      <bbk:Obs TIME_PERIOD="1969-01" OBS_VALUE="4.219" BBK_DIFF="-3.1" BBK_EURO="2.157"/>
      <bbk:Obs TIME_PERIOD="1968-12" OBS_VALUE="4.353" BBK_EURO="2.226"/>
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  </bbk:DataSet>
</CompactData>
