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      <bbk:Obs TIME_PERIOD="1977-02" OBS_VALUE="0.547" BBK_DIFF="0.4" BBK_DIFF_Y="11.9" BBK_EURO="0.28"/>
      <bbk:Obs TIME_PERIOD="1977-01" OBS_VALUE="0.545" BBK_DIFF="0.4" BBK_DIFF_Y="11.9" BBK_EURO="0.279"/>
      <bbk:Obs TIME_PERIOD="1976-12" OBS_VALUE="0.543" BBK_DIFF="3.0" BBK_DIFF_Y="9.5" BBK_EURO="0.278"/>
      <bbk:Obs TIME_PERIOD="1976-11" OBS_VALUE="0.527" BBK_DIFF="0.8" BBK_DIFF_Y="12.6" BBK_EURO="0.269"/>
      <bbk:Obs TIME_PERIOD="1976-10" OBS_VALUE="0.523" BBK_DIFF="1.2" BBK_DIFF_Y="16.5" BBK_EURO="0.267"/>
      <bbk:Obs TIME_PERIOD="1976-09" OBS_VALUE="0.517" BBK_DIFF="-1.5" BBK_DIFF_Y="15.4" BBK_EURO="0.264"/>
      <bbk:Obs TIME_PERIOD="1976-08" OBS_VALUE="0.525" BBK_DIFF="-0.2" BBK_DIFF_Y="18.5" BBK_EURO="0.268"/>
      <bbk:Obs TIME_PERIOD="1976-07" OBS_VALUE="0.526" BBK_DIFF="2.1" BBK_DIFF_Y="25.5" BBK_EURO="0.269"/>
      <bbk:Obs TIME_PERIOD="1976-06" OBS_VALUE="0.515" BBK_DIFF="-1.5" BBK_DIFF_Y="25.0" BBK_EURO="0.263"/>
      <bbk:Obs TIME_PERIOD="1976-05" OBS_VALUE="0.523" BBK_DIFF="3.0" BBK_DIFF_Y="27.6" BBK_EURO="0.267"/>
      <bbk:Obs TIME_PERIOD="1976-04" OBS_VALUE="0.508" BBK_DIFF="3.5" BBK_DIFF_Y="28.3" BBK_EURO="0.26"/>
      <bbk:Obs TIME_PERIOD="1976-03" OBS_VALUE="0.491" BBK_DIFF="0.4" BBK_DIFF_Y="24.9" BBK_EURO="0.251"/>
      <bbk:Obs TIME_PERIOD="1976-02" OBS_VALUE="0.489" BBK_DIFF="0.4" BBK_DIFF_Y="23.5" BBK_EURO="0.25"/>
      <bbk:Obs TIME_PERIOD="1976-01" OBS_VALUE="0.487" BBK_DIFF="-1.8" BBK_DIFF_Y="21.7" BBK_EURO="0.249"/>
      <bbk:Obs TIME_PERIOD="1975-12" OBS_VALUE="0.496" BBK_DIFF="6.0" BBK_DIFF_Y="24.0" BBK_EURO="0.254"/>
      <bbk:Obs TIME_PERIOD="1975-11" OBS_VALUE="0.468" BBK_DIFF="4.2" BBK_DIFF_Y="21.6" BBK_EURO="0.239"/>
      <bbk:Obs TIME_PERIOD="1975-10" OBS_VALUE="0.449" BBK_DIFF="0.2" BBK_DIFF_Y="15.4" BBK_EURO="0.23"/>
      <bbk:Obs TIME_PERIOD="1975-09" OBS_VALUE="0.448" BBK_DIFF="1.1" BBK_DIFF_Y="14.6" BBK_EURO="0.229"/>
      <bbk:Obs TIME_PERIOD="1975-08" OBS_VALUE="0.443" BBK_DIFF="5.7" BBK_DIFF_Y="14.2" BBK_EURO="0.227"/>
      <bbk:Obs TIME_PERIOD="1975-07" OBS_VALUE="0.419" BBK_DIFF="1.7" BBK_DIFF_Y="6.3" BBK_EURO="0.214"/>
      <bbk:Obs TIME_PERIOD="1975-06" OBS_VALUE="0.412" BBK_DIFF="0.5" BBK_DIFF_Y="5.1" BBK_EURO="0.211"/>
      <bbk:Obs TIME_PERIOD="1975-05" OBS_VALUE="0.41" BBK_DIFF="3.5" BBK_DIFF_Y="3.5" BBK_EURO="0.21"/>
      <bbk:Obs TIME_PERIOD="1975-04" OBS_VALUE="0.396" BBK_DIFF="0.8" BBK_DIFF_Y="2.3" BBK_EURO="0.202"/>
      <bbk:Obs TIME_PERIOD="1975-03" OBS_VALUE="0.393" BBK_DIFF="-0.8" BBK_DIFF_Y="2.6" BBK_EURO="0.201"/>
      <bbk:Obs TIME_PERIOD="1975-02" OBS_VALUE="0.396" BBK_DIFF="-1.0" BBK_DIFF_Y="8.5" BBK_EURO="0.202"/>
      <bbk:Obs TIME_PERIOD="1975-01" OBS_VALUE="0.4" BBK_DIFF="0.0" BBK_DIFF_Y="14.9" BBK_EURO="0.205"/>
      <bbk:Obs TIME_PERIOD="1974-12" OBS_VALUE="0.4" BBK_DIFF="3.9" BBK_DIFF_Y="12.4" BBK_EURO="0.205"/>
      <bbk:Obs TIME_PERIOD="1974-11" OBS_VALUE="0.385" BBK_DIFF="-1.0" BBK_EURO="0.197"/>
      <bbk:Obs TIME_PERIOD="1974-10" OBS_VALUE="0.389" BBK_DIFF="-0.5" BBK_EURO="0.199"/>
      <bbk:Obs TIME_PERIOD="1974-09" OBS_VALUE="0.391" BBK_DIFF="0.8" BBK_EURO="0.2"/>
      <bbk:Obs TIME_PERIOD="1974-08" OBS_VALUE="0.388" BBK_DIFF="-1.5" BBK_EURO="0.198"/>
      <bbk:Obs TIME_PERIOD="1974-07" OBS_VALUE="0.394" BBK_DIFF="0.5" BBK_EURO="0.201"/>
      <bbk:Obs TIME_PERIOD="1974-06" OBS_VALUE="0.392" BBK_DIFF="-1.0" BBK_EURO="0.2"/>
      <bbk:Obs TIME_PERIOD="1974-05" OBS_VALUE="0.396" BBK_DIFF="2.3" BBK_EURO="0.202"/>
      <bbk:Obs TIME_PERIOD="1974-04" OBS_VALUE="0.387" BBK_DIFF="1.0" BBK_EURO="0.198"/>
      <bbk:Obs TIME_PERIOD="1974-03" OBS_VALUE="0.383" BBK_DIFF="4.9" BBK_EURO="0.196"/>
      <bbk:Obs TIME_PERIOD="1974-02" OBS_VALUE="0.365" BBK_DIFF="4.9" BBK_EURO="0.187"/>
      <bbk:Obs TIME_PERIOD="1974-01" OBS_VALUE="0.348" BBK_DIFF="-2.2" BBK_EURO="0.178"/>
      <bbk:Obs TIME_PERIOD="1973-12" OBS_VALUE="0.356" BBK_EURO="0.182"/>
    </bbk:Series>
  </bbk:DataSet>
</CompactData>
