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      <bbk:Obs TIME_PERIOD="1977-03" OBS_VALUE="4.139" BBK_DIFF="-1.1" BBK_DIFF_Y="18.7" BBK_EURO="2.116"/>
      <bbk:Obs TIME_PERIOD="1977-02" OBS_VALUE="4.185" BBK_DIFF="-0.8" BBK_DIFF_Y="26.5" BBK_EURO="2.14"/>
      <bbk:Obs TIME_PERIOD="1977-01" OBS_VALUE="4.218" BBK_DIFF="-0.7" BBK_DIFF_Y="32.8" BBK_EURO="2.157"/>
      <bbk:Obs TIME_PERIOD="1976-12" OBS_VALUE="4.247" BBK_DIFF="5.2" BBK_DIFF_Y="40.1" BBK_EURO="2.171"/>
      <bbk:Obs TIME_PERIOD="1976-11" OBS_VALUE="4.036" BBK_DIFF="-0.5" BBK_DIFF_Y="41.9" BBK_EURO="2.064"/>
      <bbk:Obs TIME_PERIOD="1976-10" OBS_VALUE="4.058" BBK_DIFF="2.0" BBK_DIFF_Y="47.6" BBK_EURO="2.075"/>
      <bbk:Obs TIME_PERIOD="1976-09" OBS_VALUE="3.979" BBK_DIFF="-0.4" BBK_DIFF_Y="54.5" BBK_EURO="2.034"/>
      <bbk:Obs TIME_PERIOD="1976-08" OBS_VALUE="3.995" BBK_DIFF="1.2" BBK_DIFF_Y="72.7" BBK_EURO="2.043"/>
      <bbk:Obs TIME_PERIOD="1976-07" OBS_VALUE="3.949" BBK_DIFF="1.8" BBK_DIFF_Y="74.3" BBK_EURO="2.019"/>
      <bbk:Obs TIME_PERIOD="1976-06" OBS_VALUE="3.881" BBK_DIFF="1.9" BBK_DIFF_Y="74.3" BBK_EURO="1.984"/>
      <bbk:Obs TIME_PERIOD="1976-05" OBS_VALUE="3.808" BBK_DIFF="3.9" BBK_DIFF_Y="70.8" BBK_EURO="1.947"/>
      <bbk:Obs TIME_PERIOD="1976-04" OBS_VALUE="3.666" BBK_DIFF="5.1" BBK_DIFF_Y="72.0" BBK_EURO="1.874"/>
      <bbk:Obs TIME_PERIOD="1976-03" OBS_VALUE="3.487" BBK_DIFF="5.4" BBK_DIFF_Y="83.8" BBK_EURO="1.783"/>
      <bbk:Obs TIME_PERIOD="1976-02" OBS_VALUE="3.307" BBK_DIFF="4.1" BBK_DIFF_Y="83.3" BBK_EURO="1.691"/>
      <bbk:Obs TIME_PERIOD="1976-01" OBS_VALUE="3.176" BBK_DIFF="4.7" BBK_DIFF_Y="82.1" BBK_EURO="1.624"/>
      <bbk:Obs TIME_PERIOD="1975-12" OBS_VALUE="3.032" BBK_DIFF="6.6" BBK_DIFF_Y="83.8" BBK_EURO="1.55"/>
      <bbk:Obs TIME_PERIOD="1975-11" OBS_VALUE="2.845" BBK_DIFF="3.5" BBK_DIFF_Y="75.4" BBK_EURO="1.455"/>
      <bbk:Obs TIME_PERIOD="1975-10" OBS_VALUE="2.749" BBK_DIFF="6.7" BBK_DIFF_Y="71.9" BBK_EURO="1.406"/>
      <bbk:Obs TIME_PERIOD="1975-09" OBS_VALUE="2.576" BBK_DIFF="11.4" BBK_DIFF_Y="64.0" BBK_EURO="1.317"/>
      <bbk:Obs TIME_PERIOD="1975-08" OBS_VALUE="2.313" BBK_DIFF="2.1" BBK_DIFF_Y="46.7" BBK_EURO="1.183"/>
      <bbk:Obs TIME_PERIOD="1975-07" OBS_VALUE="2.265" BBK_DIFF="1.8" BBK_DIFF_Y="43.5" BBK_EURO="1.158"/>
      <bbk:Obs TIME_PERIOD="1975-06" OBS_VALUE="2.226" BBK_DIFF="-0.1" BBK_DIFF_Y="42.6" BBK_EURO="1.138"/>
      <bbk:Obs TIME_PERIOD="1975-05" OBS_VALUE="2.229" BBK_DIFF="4.6" BBK_DIFF_Y="47.6" BBK_EURO="1.14"/>
      <bbk:Obs TIME_PERIOD="1975-04" OBS_VALUE="2.131" BBK_DIFF="12.3" BBK_DIFF_Y="40.3" BBK_EURO="1.09"/>
      <bbk:Obs TIME_PERIOD="1975-03" OBS_VALUE="1.897" BBK_DIFF="5.2" BBK_DIFF_Y="27.0" BBK_EURO="0.97"/>
      <bbk:Obs TIME_PERIOD="1975-02" OBS_VALUE="1.804" BBK_DIFF="3.4" BBK_DIFF_Y="19.1" BBK_EURO="0.922"/>
      <bbk:Obs TIME_PERIOD="1975-01" OBS_VALUE="1.744" BBK_DIFF="5.7" BBK_DIFF_Y="14.9" BBK_EURO="0.892"/>
      <bbk:Obs TIME_PERIOD="1974-12" OBS_VALUE="1.65" BBK_DIFF="1.7" BBK_DIFF_Y="9.3" BBK_EURO="0.844"/>
      <bbk:Obs TIME_PERIOD="1974-11" OBS_VALUE="1.622" BBK_DIFF="1.4" BBK_EURO="0.829"/>
      <bbk:Obs TIME_PERIOD="1974-10" OBS_VALUE="1.599" BBK_DIFF="1.8" BBK_EURO="0.818"/>
      <bbk:Obs TIME_PERIOD="1974-09" OBS_VALUE="1.571" BBK_DIFF="-0.4" BBK_EURO="0.803"/>
      <bbk:Obs TIME_PERIOD="1974-08" OBS_VALUE="1.577" BBK_DIFF="-0.1" BBK_EURO="0.806"/>
      <bbk:Obs TIME_PERIOD="1974-07" OBS_VALUE="1.578" BBK_DIFF="1.1" BBK_EURO="0.807"/>
      <bbk:Obs TIME_PERIOD="1974-06" OBS_VALUE="1.561" BBK_DIFF="3.4" BBK_EURO="0.798"/>
      <bbk:Obs TIME_PERIOD="1974-05" OBS_VALUE="1.51" BBK_DIFF="-0.6" BBK_EURO="0.772"/>
      <bbk:Obs TIME_PERIOD="1974-04" OBS_VALUE="1.519" BBK_DIFF="1.7" BBK_EURO="0.777"/>
      <bbk:Obs TIME_PERIOD="1974-03" OBS_VALUE="1.494" BBK_DIFF="-1.4" BBK_EURO="0.764"/>
      <bbk:Obs TIME_PERIOD="1974-02" OBS_VALUE="1.515" BBK_DIFF="-0.2" BBK_EURO="0.775"/>
      <bbk:Obs TIME_PERIOD="1974-01" OBS_VALUE="1.518" BBK_DIFF="0.6" BBK_EURO="0.776"/>
      <bbk:Obs TIME_PERIOD="1973-12" OBS_VALUE="1.509" BBK_EURO="0.772"/>
    </bbk:Series>
  </bbk:DataSet>
</CompactData>
