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      <bbk:Obs TIME_PERIOD="1973-04" OBS_VALUE="6.161" BBK_DIFF="-1.1" BBK_DIFF_Y="43.7" BBK_EURO="3.15"/>
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      <bbk:Obs TIME_PERIOD="1972-06" OBS_VALUE="5.002" BBK_DIFF="9.9" BBK_DIFF_Y="123.1" BBK_EURO="2.557"/>
      <bbk:Obs TIME_PERIOD="1972-05" OBS_VALUE="4.552" BBK_DIFF="6.2" BBK_DIFF_Y="93.7" BBK_EURO="2.327"/>
      <bbk:Obs TIME_PERIOD="1972-04" OBS_VALUE="4.287" BBK_DIFF="-2.1" BBK_DIFF_Y="118.2" BBK_EURO="2.192"/>
      <bbk:Obs TIME_PERIOD="1972-03" OBS_VALUE="4.38" BBK_DIFF="16.7" BBK_DIFF_Y="136.1" BBK_EURO="2.239"/>
      <bbk:Obs TIME_PERIOD="1972-02" OBS_VALUE="3.754" BBK_DIFF="11.2" BBK_DIFF_Y="90.9" BBK_EURO="1.919"/>
      <bbk:Obs TIME_PERIOD="1972-01" OBS_VALUE="3.377" BBK_DIFF="10.1" BBK_DIFF_Y="74.7" BBK_EURO="1.727"/>
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      <bbk:Obs TIME_PERIOD="1971-10" OBS_VALUE="2.853" BBK_DIFF="9.5" BBK_DIFF_Y="30.9" BBK_EURO="1.459"/>
      <bbk:Obs TIME_PERIOD="1971-09" OBS_VALUE="2.606" BBK_DIFF="-1.0" BBK_DIFF_Y="18.7" BBK_EURO="1.332"/>
      <bbk:Obs TIME_PERIOD="1971-08" OBS_VALUE="2.632" BBK_DIFF="12.0" BBK_DIFF_Y="19.5" BBK_EURO="1.346"/>
      <bbk:Obs TIME_PERIOD="1971-07" OBS_VALUE="2.35" BBK_DIFF="4.8" BBK_DIFF_Y="16.9" BBK_EURO="1.202"/>
      <bbk:Obs TIME_PERIOD="1971-06" OBS_VALUE="2.242" BBK_DIFF="-4.6" BBK_DIFF_Y="-0.2" BBK_EURO="1.146"/>
      <bbk:Obs TIME_PERIOD="1971-05" OBS_VALUE="2.35" BBK_DIFF="19.6" BBK_DIFF_Y="4.8" BBK_EURO="1.202"/>
      <bbk:Obs TIME_PERIOD="1971-04" OBS_VALUE="1.965" BBK_DIFF="5.9" BBK_DIFF_Y="-7.2" BBK_EURO="1.005"/>
      <bbk:Obs TIME_PERIOD="1971-03" OBS_VALUE="1.855" BBK_DIFF="-5.6" BBK_DIFF_Y="-7.7" BBK_EURO="0.948"/>
      <bbk:Obs TIME_PERIOD="1971-02" OBS_VALUE="1.966" BBK_DIFF="1.7" BBK_DIFF_Y="-10.5" BBK_EURO="1.005"/>
      <bbk:Obs TIME_PERIOD="1971-01" OBS_VALUE="1.933" BBK_DIFF="1.0" BBK_DIFF_Y="19.3" BBK_EURO="0.988"/>
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      <bbk:Obs TIME_PERIOD="1970-11" OBS_VALUE="2.123" BBK_DIFF="-2.6" BBK_DIFF_Y="25.5" BBK_EURO="1.085"/>
      <bbk:Obs TIME_PERIOD="1970-10" OBS_VALUE="2.18" BBK_DIFF="-0.7" BBK_DIFF_Y="50.3" BBK_EURO="1.115"/>
      <bbk:Obs TIME_PERIOD="1970-09" OBS_VALUE="2.196" BBK_DIFF="-0.3" BBK_DIFF_Y="51.9" BBK_EURO="1.123"/>
      <bbk:Obs TIME_PERIOD="1970-08" OBS_VALUE="2.203" BBK_DIFF="9.5" BBK_DIFF_Y="68.7" BBK_EURO="1.126"/>
      <bbk:Obs TIME_PERIOD="1970-07" OBS_VALUE="2.011" BBK_DIFF="-10.5" BBK_DIFF_Y="50.3" BBK_EURO="1.028"/>
      <bbk:Obs TIME_PERIOD="1970-06" OBS_VALUE="2.246" BBK_DIFF="0.2" BBK_DIFF_Y="60.8" BBK_EURO="1.148"/>
      <bbk:Obs TIME_PERIOD="1970-05" OBS_VALUE="2.242" BBK_DIFF="5.9" BBK_DIFF_Y="76.7" BBK_EURO="1.146"/>
      <bbk:Obs TIME_PERIOD="1970-04" OBS_VALUE="2.117" BBK_DIFF="5.4" BBK_DIFF_Y="59.7" BBK_EURO="1.082"/>
      <bbk:Obs TIME_PERIOD="1970-03" OBS_VALUE="2.009" BBK_DIFF="-8.5" BBK_DIFF_Y="48.2" BBK_EURO="1.027"/>
      <bbk:Obs TIME_PERIOD="1970-02" OBS_VALUE="2.196" BBK_DIFF="35.6" BBK_DIFF_Y="73.3" BBK_EURO="1.123"/>
      <bbk:Obs TIME_PERIOD="1970-01" OBS_VALUE="1.62" BBK_DIFF="-0.1" BBK_DIFF_Y="38.7" BBK_EURO="0.828"/>
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      <bbk:Obs TIME_PERIOD="1969-11" OBS_VALUE="1.692" BBK_DIFF="16.7" BBK_EURO="0.865"/>
      <bbk:Obs TIME_PERIOD="1969-10" OBS_VALUE="1.45" BBK_DIFF="0.3" BBK_EURO="0.741"/>
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      <bbk:Obs TIME_PERIOD="1969-08" OBS_VALUE="1.306" BBK_DIFF="-2.4" BBK_EURO="0.668"/>
      <bbk:Obs TIME_PERIOD="1969-07" OBS_VALUE="1.338" BBK_DIFF="-4.2" BBK_EURO="0.684"/>
      <bbk:Obs TIME_PERIOD="1969-06" OBS_VALUE="1.397" BBK_DIFF="10.1" BBK_EURO="0.714"/>
      <bbk:Obs TIME_PERIOD="1969-05" OBS_VALUE="1.269" BBK_DIFF="-4.3" BBK_EURO="0.649"/>
      <bbk:Obs TIME_PERIOD="1969-04" OBS_VALUE="1.326" BBK_DIFF="-2.2" BBK_EURO="0.678"/>
      <bbk:Obs TIME_PERIOD="1969-03" OBS_VALUE="1.356" BBK_DIFF="7.0" BBK_EURO="0.693"/>
      <bbk:Obs TIME_PERIOD="1969-02" OBS_VALUE="1.267" BBK_DIFF="8.5" BBK_EURO="0.648"/>
      <bbk:Obs TIME_PERIOD="1969-01" OBS_VALUE="1.168" BBK_DIFF="-3.7" BBK_EURO="0.597"/>
      <bbk:Obs TIME_PERIOD="1968-12" OBS_VALUE="1.213" BBK_EURO="0.62"/>
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  </bbk:DataSet>
</CompactData>
