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      <bbk:Obs TIME_PERIOD="1973-04" OBS_VALUE="8.595" BBK_DIFF="1.0" BBK_DIFF_Y="32.2" BBK_EURO="4.395"/>
      <bbk:Obs TIME_PERIOD="1973-03" OBS_VALUE="8.507" BBK_DIFF="1.8" BBK_DIFF_Y="36.4" BBK_EURO="4.35"/>
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      <bbk:Obs TIME_PERIOD="1973-01" OBS_VALUE="8.117" BBK_DIFF="3.0" BBK_DIFF_Y="36.7" BBK_EURO="4.15"/>
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      <bbk:Obs TIME_PERIOD="1972-11" OBS_VALUE="7.484" BBK_DIFF="3.0" BBK_DIFF_Y="31.6" BBK_EURO="3.827"/>
      <bbk:Obs TIME_PERIOD="1972-10" OBS_VALUE="7.267" BBK_DIFF="2.2" BBK_DIFF_Y="29.7" BBK_EURO="3.716"/>
      <bbk:Obs TIME_PERIOD="1972-09" OBS_VALUE="7.112" BBK_DIFF="1.9" BBK_DIFF_Y="28.5" BBK_EURO="3.636"/>
      <bbk:Obs TIME_PERIOD="1972-08" OBS_VALUE="6.981" BBK_DIFF="2.4" BBK_DIFF_Y="27.7" BBK_EURO="3.569"/>
      <bbk:Obs TIME_PERIOD="1972-07" OBS_VALUE="6.82" BBK_DIFF="-2.6" BBK_DIFF_Y="26.7" BBK_EURO="3.487"/>
      <bbk:Obs TIME_PERIOD="1972-06" OBS_VALUE="7.004" BBK_DIFF="3.3" BBK_DIFF_Y="32.8" BBK_EURO="3.581"/>
      <bbk:Obs TIME_PERIOD="1972-05" OBS_VALUE="6.777" BBK_DIFF="4.2" BBK_DIFF_Y="31.8" BBK_EURO="3.465"/>
      <bbk:Obs TIME_PERIOD="1972-04" OBS_VALUE="6.502" BBK_DIFF="4.2" BBK_DIFF_Y="27.9" BBK_EURO="3.324"/>
      <bbk:Obs TIME_PERIOD="1972-03" OBS_VALUE="6.237" BBK_DIFF="1.6" BBK_DIFF_Y="25.0" BBK_EURO="3.189"/>
      <bbk:Obs TIME_PERIOD="1972-02" OBS_VALUE="6.138" BBK_DIFF="3.4" BBK_DIFF_Y="24.2" BBK_EURO="3.138"/>
      <bbk:Obs TIME_PERIOD="1972-01" OBS_VALUE="5.938" BBK_DIFF="0.7" BBK_DIFF_Y="20.5" BBK_EURO="3.036"/>
      <bbk:Obs TIME_PERIOD="1971-12" OBS_VALUE="5.894" BBK_DIFF="3.6" BBK_DIFF_Y="21.1" BBK_EURO="3.014"/>
      <bbk:Obs TIME_PERIOD="1971-11" OBS_VALUE="5.687" BBK_DIFF="1.5" BBK_DIFF_Y="17.6" BBK_EURO="2.908"/>
      <bbk:Obs TIME_PERIOD="1971-10" OBS_VALUE="5.601" BBK_DIFF="1.2" BBK_DIFF_Y="18.8" BBK_EURO="2.864"/>
      <bbk:Obs TIME_PERIOD="1971-09" OBS_VALUE="5.535" BBK_DIFF="1.3" BBK_DIFF_Y="20.6" BBK_EURO="2.83"/>
      <bbk:Obs TIME_PERIOD="1971-08" OBS_VALUE="5.465" BBK_DIFF="1.5" BBK_DIFF_Y="20.2" BBK_EURO="2.794"/>
      <bbk:Obs TIME_PERIOD="1971-07" OBS_VALUE="5.382" BBK_DIFF="2.1" BBK_DIFF_Y="17.6" BBK_EURO="2.752"/>
      <bbk:Obs TIME_PERIOD="1971-06" OBS_VALUE="5.273" BBK_DIFF="2.5" BBK_DIFF_Y="20.8" BBK_EURO="2.696"/>
      <bbk:Obs TIME_PERIOD="1971-05" OBS_VALUE="5.143" BBK_DIFF="1.2" BBK_DIFF_Y="19.2" BBK_EURO="2.63"/>
      <bbk:Obs TIME_PERIOD="1971-04" OBS_VALUE="5.083" BBK_DIFF="1.9" BBK_DIFF_Y="20.0" BBK_EURO="2.599"/>
      <bbk:Obs TIME_PERIOD="1971-03" OBS_VALUE="4.99" BBK_DIFF="1.0" BBK_DIFF_Y="18.3" BBK_EURO="2.551"/>
      <bbk:Obs TIME_PERIOD="1971-02" OBS_VALUE="4.941" BBK_DIFF="0.2" BBK_DIFF_Y="18.3" BBK_EURO="2.526"/>
      <bbk:Obs TIME_PERIOD="1971-01" OBS_VALUE="4.929" BBK_DIFF="1.3" BBK_DIFF_Y="19.8" BBK_EURO="2.52"/>
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      <bbk:Obs TIME_PERIOD="1970-11" OBS_VALUE="4.834" BBK_DIFF="2.5" BBK_DIFF_Y="22.5" BBK_EURO="2.472"/>
      <bbk:Obs TIME_PERIOD="1970-10" OBS_VALUE="4.715" BBK_DIFF="2.8" BBK_DIFF_Y="19.9" BBK_EURO="2.411"/>
      <bbk:Obs TIME_PERIOD="1970-09" OBS_VALUE="4.588" BBK_DIFF="0.9" BBK_DIFF_Y="17.6" BBK_EURO="2.346"/>
      <bbk:Obs TIME_PERIOD="1970-08" OBS_VALUE="4.545" BBK_DIFF="-0.7" BBK_DIFF_Y="20.0" BBK_EURO="2.324"/>
      <bbk:Obs TIME_PERIOD="1970-07" OBS_VALUE="4.575" BBK_DIFF="4.8" BBK_DIFF_Y="22.2" BBK_EURO="2.339"/>
      <bbk:Obs TIME_PERIOD="1970-06" OBS_VALUE="4.365" BBK_DIFF="1.2" BBK_DIFF_Y="16.7" BBK_EURO="2.232"/>
      <bbk:Obs TIME_PERIOD="1970-05" OBS_VALUE="4.315" BBK_DIFF="1.9" BBK_DIFF_Y="17.4" BBK_EURO="2.206"/>
      <bbk:Obs TIME_PERIOD="1970-04" OBS_VALUE="4.235" BBK_DIFF="0.4" BBK_DIFF_Y="16.5" BBK_EURO="2.165"/>
      <bbk:Obs TIME_PERIOD="1970-03" OBS_VALUE="4.219" BBK_DIFF="1.1" BBK_DIFF_Y="16.3" BBK_EURO="2.157"/>
      <bbk:Obs TIME_PERIOD="1970-02" OBS_VALUE="4.175" BBK_DIFF="1.5" BBK_DIFF_Y="17.3" BBK_EURO="2.135"/>
      <bbk:Obs TIME_PERIOD="1970-01" OBS_VALUE="4.115" BBK_DIFF="1.4" BBK_DIFF_Y="18.6" BBK_EURO="2.104"/>
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      <bbk:Obs TIME_PERIOD="1969-11" OBS_VALUE="3.946" BBK_DIFF="0.4" BBK_EURO="2.018"/>
      <bbk:Obs TIME_PERIOD="1969-10" OBS_VALUE="3.932" BBK_DIFF="0.8" BBK_EURO="2.01"/>
      <bbk:Obs TIME_PERIOD="1969-09" OBS_VALUE="3.9" BBK_DIFF="3.0" BBK_EURO="1.994"/>
      <bbk:Obs TIME_PERIOD="1969-08" OBS_VALUE="3.787" BBK_DIFF="1.2" BBK_EURO="1.936"/>
      <bbk:Obs TIME_PERIOD="1969-07" OBS_VALUE="3.743" BBK_DIFF="0.1" BBK_EURO="1.914"/>
      <bbk:Obs TIME_PERIOD="1969-06" OBS_VALUE="3.739" BBK_DIFF="1.7" BBK_EURO="1.912"/>
      <bbk:Obs TIME_PERIOD="1969-05" OBS_VALUE="3.676" BBK_DIFF="1.1" BBK_EURO="1.88"/>
      <bbk:Obs TIME_PERIOD="1969-04" OBS_VALUE="3.636" BBK_DIFF="0.2" BBK_EURO="1.859"/>
      <bbk:Obs TIME_PERIOD="1969-03" OBS_VALUE="3.628" BBK_DIFF="1.9" BBK_EURO="1.855"/>
      <bbk:Obs TIME_PERIOD="1969-02" OBS_VALUE="3.56" BBK_DIFF="2.6" BBK_EURO="1.82"/>
      <bbk:Obs TIME_PERIOD="1969-01" OBS_VALUE="3.471" BBK_DIFF="0.8" BBK_EURO="1.775"/>
      <bbk:Obs TIME_PERIOD="1968-12" OBS_VALUE="3.444" BBK_EURO="1.761"/>
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  </bbk:DataSet>
</CompactData>
