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      <bbk:Obs TIME_PERIOD="1999-08" OBS_VALUE="1.74" BBK_DIFF="343.4"/>
      <bbk:Obs TIME_PERIOD="1999-07" OBS_VALUE="-0.715" BBK_DIFF="-124.8"/>
      <bbk:Obs TIME_PERIOD="1999-06" OBS_VALUE="-0.318" BBK_DIFF="-148.4"/>
      <bbk:Obs TIME_PERIOD="1999-05" OBS_VALUE="0.657" BBK_DIFF="-64.1"/>
      <bbk:Obs TIME_PERIOD="1999-04" OBS_VALUE="1.829" BBK_DIFF="251.1"/>
      <bbk:Obs TIME_PERIOD="1999-03" OBS_VALUE="0.521" BBK_DIFF="198.1"/>
      <bbk:Obs TIME_PERIOD="1999-02" OBS_VALUE="-0.531" BBK_DIFF="-270.7"/>
      <bbk:Obs TIME_PERIOD="1999-01" OBS_VALUE="0.311"/>
    </bbk:Series>
  </bbk:DataSet>
</CompactData>
