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      <bbk:Obs TIME_PERIOD="1973-04" OBS_VALUE="5.784" BBK_DIFF="0.9" BBK_DIFF_Y="25.6" BBK_EURO="2.957"/>
      <bbk:Obs TIME_PERIOD="1973-03" OBS_VALUE="5.733" BBK_DIFF="-4.9" BBK_DIFF_Y="23.7" BBK_EURO="2.931"/>
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      <bbk:Obs TIME_PERIOD="1973-01" OBS_VALUE="6.244" BBK_DIFF="3.8" BBK_DIFF_Y="25.3" BBK_EURO="3.193"/>
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      <bbk:Obs TIME_PERIOD="1972-05" OBS_VALUE="5.013" BBK_DIFF="8.8" BBK_DIFF_Y="3.4" BBK_EURO="2.563"/>
      <bbk:Obs TIME_PERIOD="1972-04" OBS_VALUE="4.606" BBK_DIFF="-0.6" BBK_DIFF_Y="-2.9" BBK_EURO="2.355"/>
      <bbk:Obs TIME_PERIOD="1972-03" OBS_VALUE="4.634" BBK_DIFF="-8.8" BBK_DIFF_Y="-0.1" BBK_EURO="2.369"/>
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      <bbk:Obs TIME_PERIOD="1972-01" OBS_VALUE="4.982" BBK_DIFF="-1.4" BBK_DIFF_Y="8.6" BBK_EURO="2.547"/>
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      <bbk:Obs TIME_PERIOD="1971-11" OBS_VALUE="4.584" BBK_DIFF="2.0" BBK_DIFF_Y="12.2" BBK_EURO="2.344"/>
      <bbk:Obs TIME_PERIOD="1971-10" OBS_VALUE="4.495" BBK_DIFF="-3.9" BBK_DIFF_Y="15.1" BBK_EURO="2.298"/>
      <bbk:Obs TIME_PERIOD="1971-09" OBS_VALUE="4.678" BBK_DIFF="5.7" BBK_DIFF_Y="22.4" BBK_EURO="2.392"/>
      <bbk:Obs TIME_PERIOD="1971-08" OBS_VALUE="4.426" BBK_DIFF="-0.6" BBK_DIFF_Y="19.4" BBK_EURO="2.263"/>
      <bbk:Obs TIME_PERIOD="1971-07" OBS_VALUE="4.451" BBK_DIFF="-4.5" BBK_DIFF_Y="28.1" BBK_EURO="2.276"/>
      <bbk:Obs TIME_PERIOD="1971-06" OBS_VALUE="4.661" BBK_DIFF="-3.9" BBK_DIFF_Y="40.5" BBK_EURO="2.383"/>
      <bbk:Obs TIME_PERIOD="1971-05" OBS_VALUE="4.849" BBK_DIFF="2.2" BBK_DIFF_Y="63.4" BBK_EURO="2.479"/>
      <bbk:Obs TIME_PERIOD="1971-04" OBS_VALUE="4.744" BBK_DIFF="2.3" BBK_DIFF_Y="67.3" BBK_EURO="2.426"/>
      <bbk:Obs TIME_PERIOD="1971-03" OBS_VALUE="4.638" BBK_DIFF="0.3" BBK_DIFF_Y="74.5" BBK_EURO="2.371"/>
      <bbk:Obs TIME_PERIOD="1971-02" OBS_VALUE="4.622" BBK_DIFF="0.7" BBK_DIFF_Y="66.3" BBK_EURO="2.363"/>
      <bbk:Obs TIME_PERIOD="1971-01" OBS_VALUE="4.589" BBK_DIFF="0.9" BBK_DIFF_Y="62.2" BBK_EURO="2.346"/>
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      <bbk:Obs TIME_PERIOD="1970-11" OBS_VALUE="4.084" BBK_DIFF="4.6" BBK_DIFF_Y="65.1" BBK_EURO="2.088"/>
      <bbk:Obs TIME_PERIOD="1970-10" OBS_VALUE="3.905" BBK_DIFF="2.2" BBK_DIFF_Y="57.2" BBK_EURO="1.997"/>
      <bbk:Obs TIME_PERIOD="1970-09" OBS_VALUE="3.821" BBK_DIFF="3.1" BBK_DIFF_Y="61.0" BBK_EURO="1.954"/>
      <bbk:Obs TIME_PERIOD="1970-08" OBS_VALUE="3.706" BBK_DIFF="6.7" BBK_DIFF_Y="50.6" BBK_EURO="1.895"/>
      <bbk:Obs TIME_PERIOD="1970-07" OBS_VALUE="3.474" BBK_DIFF="4.7" BBK_DIFF_Y="40.6" BBK_EURO="1.776"/>
      <bbk:Obs TIME_PERIOD="1970-06" OBS_VALUE="3.318" BBK_DIFF="11.8" BBK_DIFF_Y="39.4" BBK_EURO="1.696"/>
      <bbk:Obs TIME_PERIOD="1970-05" OBS_VALUE="2.968" BBK_DIFF="4.7" BBK_DIFF_Y="36.2" BBK_EURO="1.518"/>
      <bbk:Obs TIME_PERIOD="1970-04" OBS_VALUE="2.836" BBK_DIFF="6.7" BBK_DIFF_Y="39.7" BBK_EURO="1.45"/>
      <bbk:Obs TIME_PERIOD="1970-03" OBS_VALUE="2.658" BBK_DIFF="-4.4" BBK_DIFF_Y="24.2" BBK_EURO="1.359"/>
      <bbk:Obs TIME_PERIOD="1970-02" OBS_VALUE="2.78" BBK_DIFF="-1.8" BBK_DIFF_Y="23.9" BBK_EURO="1.421"/>
      <bbk:Obs TIME_PERIOD="1970-01" OBS_VALUE="2.83" BBK_DIFF="0.5" BBK_DIFF_Y="15.0" BBK_EURO="1.447"/>
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      <bbk:Obs TIME_PERIOD="1969-11" OBS_VALUE="2.474" BBK_DIFF="-0.4" BBK_EURO="1.265"/>
      <bbk:Obs TIME_PERIOD="1969-10" OBS_VALUE="2.484" BBK_DIFF="4.6" BBK_EURO="1.27"/>
      <bbk:Obs TIME_PERIOD="1969-09" OBS_VALUE="2.374" BBK_DIFF="-3.5" BBK_EURO="1.214"/>
      <bbk:Obs TIME_PERIOD="1969-08" OBS_VALUE="2.461" BBK_DIFF="-0.4" BBK_EURO="1.258"/>
      <bbk:Obs TIME_PERIOD="1969-07" OBS_VALUE="2.47" BBK_DIFF="3.8" BBK_EURO="1.263"/>
      <bbk:Obs TIME_PERIOD="1969-06" OBS_VALUE="2.38" BBK_DIFF="9.2" BBK_EURO="1.217"/>
      <bbk:Obs TIME_PERIOD="1969-05" OBS_VALUE="2.179" BBK_DIFF="7.3" BBK_EURO="1.114"/>
      <bbk:Obs TIME_PERIOD="1969-04" OBS_VALUE="2.03" BBK_DIFF="-5.1" BBK_EURO="1.038"/>
      <bbk:Obs TIME_PERIOD="1969-03" OBS_VALUE="2.14" BBK_DIFF="-4.6" BBK_EURO="1.094"/>
      <bbk:Obs TIME_PERIOD="1969-02" OBS_VALUE="2.244" BBK_DIFF="-8.8" BBK_EURO="1.147"/>
      <bbk:Obs TIME_PERIOD="1969-01" OBS_VALUE="2.46" BBK_DIFF="-3.7" BBK_EURO="1.258"/>
      <bbk:Obs TIME_PERIOD="1968-12" OBS_VALUE="2.555" BBK_EURO="1.306"/>
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  </bbk:DataSet>
</CompactData>
