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      <bbk:Obs TIME_PERIOD="1973-04" OBS_VALUE="6.93" BBK_DIFF="0.0" BBK_DIFF_Y="28.6" BBK_EURO="3.543"/>
      <bbk:Obs TIME_PERIOD="1973-03" OBS_VALUE="6.928" BBK_DIFF="-0.5" BBK_DIFF_Y="30.4" BBK_EURO="3.542"/>
      <bbk:Obs TIME_PERIOD="1973-02" OBS_VALUE="6.962" BBK_DIFF="2.9" BBK_DIFF_Y="24.6" BBK_EURO="3.56"/>
      <bbk:Obs TIME_PERIOD="1973-01" OBS_VALUE="6.766" BBK_DIFF="6.7" BBK_DIFF_Y="22.3" BBK_EURO="3.459"/>
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      <bbk:Obs TIME_PERIOD="1972-11" OBS_VALUE="5.959" BBK_DIFF="-11.0" BBK_DIFF_Y="16.4" BBK_EURO="3.047"/>
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      <bbk:Obs TIME_PERIOD="1972-09" OBS_VALUE="6.348" BBK_DIFF="2.5" BBK_DIFF_Y="24.6" BBK_EURO="3.246"/>
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      <bbk:Obs TIME_PERIOD="1972-07" OBS_VALUE="5.897" BBK_DIFF="4.7" BBK_DIFF_Y="15.7" BBK_EURO="3.015"/>
      <bbk:Obs TIME_PERIOD="1972-06" OBS_VALUE="5.631" BBK_DIFF="2.8" BBK_DIFF_Y="12.4" BBK_EURO="2.879"/>
      <bbk:Obs TIME_PERIOD="1972-05" OBS_VALUE="5.477" BBK_DIFF="1.7" BBK_DIFF_Y="10.9" BBK_EURO="2.8"/>
      <bbk:Obs TIME_PERIOD="1972-04" OBS_VALUE="5.387" BBK_DIFF="1.4" BBK_DIFF_Y="11.9" BBK_EURO="2.754"/>
      <bbk:Obs TIME_PERIOD="1972-03" OBS_VALUE="5.311" BBK_DIFF="-5.0" BBK_DIFF_Y="10.5" BBK_EURO="2.715"/>
      <bbk:Obs TIME_PERIOD="1972-02" OBS_VALUE="5.589" BBK_DIFF="1.0" BBK_DIFF_Y="19.1" BBK_EURO="2.858"/>
      <bbk:Obs TIME_PERIOD="1972-01" OBS_VALUE="5.533" BBK_DIFF="5.2" BBK_DIFF_Y="19.7" BBK_EURO="2.829"/>
      <bbk:Obs TIME_PERIOD="1971-12" OBS_VALUE="5.258" BBK_DIFF="2.7" BBK_DIFF_Y="20.5" BBK_EURO="2.688"/>
      <bbk:Obs TIME_PERIOD="1971-11" OBS_VALUE="5.12" BBK_DIFF="-0.1" BBK_DIFF_Y="25.6" BBK_EURO="2.618"/>
      <bbk:Obs TIME_PERIOD="1971-10" OBS_VALUE="5.125" BBK_DIFF="0.6" BBK_DIFF_Y="23.4" BBK_EURO="2.62"/>
      <bbk:Obs TIME_PERIOD="1971-09" OBS_VALUE="5.094" BBK_DIFF="1.9" BBK_DIFF_Y="22.7" BBK_EURO="2.605"/>
      <bbk:Obs TIME_PERIOD="1971-08" OBS_VALUE="4.997" BBK_DIFF="-2.0" BBK_DIFF_Y="19.5" BBK_EURO="2.555"/>
      <bbk:Obs TIME_PERIOD="1971-07" OBS_VALUE="5.099" BBK_DIFF="1.8" BBK_DIFF_Y="27.5" BBK_EURO="2.607"/>
      <bbk:Obs TIME_PERIOD="1971-06" OBS_VALUE="5.011" BBK_DIFF="1.5" BBK_DIFF_Y="33.6" BBK_EURO="2.562"/>
      <bbk:Obs TIME_PERIOD="1971-05" OBS_VALUE="4.937" BBK_DIFF="2.6" BBK_DIFF_Y="35.7" BBK_EURO="2.524"/>
      <bbk:Obs TIME_PERIOD="1971-04" OBS_VALUE="4.812" BBK_DIFF="0.1" BBK_DIFF_Y="36.5" BBK_EURO="2.46"/>
      <bbk:Obs TIME_PERIOD="1971-03" OBS_VALUE="4.806" BBK_DIFF="2.4" BBK_DIFF_Y="34.8" BBK_EURO="2.457"/>
      <bbk:Obs TIME_PERIOD="1971-02" OBS_VALUE="4.694" BBK_DIFF="1.6" BBK_DIFF_Y="24.9" BBK_EURO="2.4"/>
      <bbk:Obs TIME_PERIOD="1971-01" OBS_VALUE="4.621" BBK_DIFF="5.9" BBK_DIFF_Y="19.6" BBK_EURO="2.363"/>
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      <bbk:Obs TIME_PERIOD="1970-11" OBS_VALUE="4.077" BBK_DIFF="-1.8" BBK_DIFF_Y="10.2" BBK_EURO="2.085"/>
      <bbk:Obs TIME_PERIOD="1970-10" OBS_VALUE="4.152" BBK_DIFF="0.0" BBK_DIFF_Y="16.8" BBK_EURO="2.123"/>
      <bbk:Obs TIME_PERIOD="1970-09" OBS_VALUE="4.15" BBK_DIFF="-0.8" BBK_DIFF_Y="12.9" BBK_EURO="2.122"/>
      <bbk:Obs TIME_PERIOD="1970-08" OBS_VALUE="4.182" BBK_DIFF="4.6" BBK_DIFF_Y="19.2" BBK_EURO="2.138"/>
      <bbk:Obs TIME_PERIOD="1970-07" OBS_VALUE="3.999" BBK_DIFF="6.6" BBK_DIFF_Y="14.9" BBK_EURO="2.045"/>
      <bbk:Obs TIME_PERIOD="1970-06" OBS_VALUE="3.752" BBK_DIFF="3.1" BBK_DIFF_Y="9.5" BBK_EURO="1.918"/>
      <bbk:Obs TIME_PERIOD="1970-05" OBS_VALUE="3.639" BBK_DIFF="3.2" BBK_DIFF_Y="11.9" BBK_EURO="1.861"/>
      <bbk:Obs TIME_PERIOD="1970-04" OBS_VALUE="3.526" BBK_DIFF="-1.1" BBK_DIFF_Y="16.0" BBK_EURO="1.803"/>
      <bbk:Obs TIME_PERIOD="1970-03" OBS_VALUE="3.566" BBK_DIFF="-5.1" BBK_DIFF_Y="14.5" BBK_EURO="1.823"/>
      <bbk:Obs TIME_PERIOD="1970-02" OBS_VALUE="3.758" BBK_DIFF="-2.8" BBK_DIFF_Y="18.4" BBK_EURO="1.921"/>
      <bbk:Obs TIME_PERIOD="1970-01" OBS_VALUE="3.865" BBK_DIFF="7.8" BBK_DIFF_Y="23.7" BBK_EURO="1.976"/>
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      <bbk:Obs TIME_PERIOD="1969-11" OBS_VALUE="3.7" BBK_DIFF="4.1" BBK_EURO="1.892"/>
      <bbk:Obs TIME_PERIOD="1969-10" OBS_VALUE="3.555" BBK_DIFF="-3.3" BBK_EURO="1.818"/>
      <bbk:Obs TIME_PERIOD="1969-09" OBS_VALUE="3.675" BBK_DIFF="4.8" BBK_EURO="1.879"/>
      <bbk:Obs TIME_PERIOD="1969-08" OBS_VALUE="3.507" BBK_DIFF="0.7" BBK_EURO="1.793"/>
      <bbk:Obs TIME_PERIOD="1969-07" OBS_VALUE="3.481" BBK_DIFF="1.6" BBK_EURO="1.78"/>
      <bbk:Obs TIME_PERIOD="1969-06" OBS_VALUE="3.425" BBK_DIFF="5.4" BBK_EURO="1.751"/>
      <bbk:Obs TIME_PERIOD="1969-05" OBS_VALUE="3.251" BBK_DIFF="6.9" BBK_EURO="1.662"/>
      <bbk:Obs TIME_PERIOD="1969-04" OBS_VALUE="3.04" BBK_DIFF="-2.4" BBK_EURO="1.554"/>
      <bbk:Obs TIME_PERIOD="1969-03" OBS_VALUE="3.115" BBK_DIFF="-1.9" BBK_EURO="1.593"/>
      <bbk:Obs TIME_PERIOD="1969-02" OBS_VALUE="3.175" BBK_DIFF="1.6" BBK_EURO="1.623"/>
      <bbk:Obs TIME_PERIOD="1969-01" OBS_VALUE="3.124" BBK_DIFF="4.8" BBK_EURO="1.597"/>
      <bbk:Obs TIME_PERIOD="1968-12" OBS_VALUE="2.98" BBK_EURO="1.524"/>
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  </bbk:DataSet>
</CompactData>
