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      <bbk:Obs TIME_PERIOD="1977-03" OBS_VALUE="0.39" BBK_DIFF="-2.5" BBK_DIFF_Y="-11.8" BBK_EURO="0.199"/>
      <bbk:Obs TIME_PERIOD="1977-02" OBS_VALUE="0.4" BBK_DIFF="-22.8" BBK_DIFF_Y="-5.0" BBK_EURO="0.205"/>
      <bbk:Obs TIME_PERIOD="1977-01" OBS_VALUE="0.518" BBK_DIFF="-36.2" BBK_DIFF_Y="24.5" BBK_EURO="0.265"/>
      <bbk:Obs TIME_PERIOD="1976-12" OBS_VALUE="0.812" BBK_DIFF="66.1" BBK_DIFF_Y="-13.7" BBK_EURO="0.415"/>
      <bbk:Obs TIME_PERIOD="1976-11" OBS_VALUE="0.489" BBK_DIFF="9.4" BBK_DIFF_Y="-17.0" BBK_EURO="0.25"/>
      <bbk:Obs TIME_PERIOD="1976-10" OBS_VALUE="0.447" BBK_DIFF="8.5" BBK_DIFF_Y="-25.0" BBK_EURO="0.229"/>
      <bbk:Obs TIME_PERIOD="1976-09" OBS_VALUE="0.412" BBK_DIFF="1.7" BBK_DIFF_Y="-29.2" BBK_EURO="0.211"/>
      <bbk:Obs TIME_PERIOD="1976-08" OBS_VALUE="0.405" BBK_DIFF="0.0" BBK_DIFF_Y="-31.0" BBK_EURO="0.207"/>
      <bbk:Obs TIME_PERIOD="1976-07" OBS_VALUE="0.405" BBK_DIFF="-1.5" BBK_DIFF_Y="-27.9" BBK_EURO="0.207"/>
      <bbk:Obs TIME_PERIOD="1976-06" OBS_VALUE="0.411" BBK_DIFF="-8.3" BBK_DIFF_Y="-28.1" BBK_EURO="0.21"/>
      <bbk:Obs TIME_PERIOD="1976-05" OBS_VALUE="0.448" BBK_DIFF="-10.0" BBK_DIFF_Y="-28.8" BBK_EURO="0.229"/>
      <bbk:Obs TIME_PERIOD="1976-04" OBS_VALUE="0.498" BBK_DIFF="12.7" BBK_DIFF_Y="-26.0" BBK_EURO="0.255"/>
      <bbk:Obs TIME_PERIOD="1976-03" OBS_VALUE="0.442" BBK_DIFF="5.0" BBK_DIFF_Y="-39.9" BBK_EURO="0.226"/>
      <bbk:Obs TIME_PERIOD="1976-02" OBS_VALUE="0.421" BBK_DIFF="1.2" BBK_DIFF_Y="-43.6" BBK_EURO="0.215"/>
      <bbk:Obs TIME_PERIOD="1976-01" OBS_VALUE="0.416" BBK_DIFF="-55.8" BBK_DIFF_Y="-41.8" BBK_EURO="0.213"/>
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      <bbk:Obs TIME_PERIOD="1975-11" OBS_VALUE="0.589" BBK_DIFF="-1.2" BBK_DIFF_Y="-20.5" BBK_EURO="0.301"/>
      <bbk:Obs TIME_PERIOD="1975-10" OBS_VALUE="0.596" BBK_DIFF="2.4" BBK_DIFF_Y="-15.2" BBK_EURO="0.305"/>
      <bbk:Obs TIME_PERIOD="1975-09" OBS_VALUE="0.582" BBK_DIFF="-0.9" BBK_DIFF_Y="-17.6" BBK_EURO="0.298"/>
      <bbk:Obs TIME_PERIOD="1975-08" OBS_VALUE="0.587" BBK_DIFF="4.4" BBK_DIFF_Y="-18.1" BBK_EURO="0.3"/>
      <bbk:Obs TIME_PERIOD="1975-07" OBS_VALUE="0.562" BBK_DIFF="-1.7" BBK_DIFF_Y="-24.6" BBK_EURO="0.287"/>
      <bbk:Obs TIME_PERIOD="1975-06" OBS_VALUE="0.572" BBK_DIFF="-9.1" BBK_DIFF_Y="-17.6" BBK_EURO="0.292"/>
      <bbk:Obs TIME_PERIOD="1975-05" OBS_VALUE="0.629" BBK_DIFF="-6.5" BBK_DIFF_Y="-8.0" BBK_EURO="0.322"/>
      <bbk:Obs TIME_PERIOD="1975-04" OBS_VALUE="0.673" BBK_DIFF="-8.4" BBK_DIFF_Y="1.7" BBK_EURO="0.344"/>
      <bbk:Obs TIME_PERIOD="1975-03" OBS_VALUE="0.735" BBK_DIFF="-1.6" BBK_DIFF_Y="14.1" BBK_EURO="0.376"/>
      <bbk:Obs TIME_PERIOD="1975-02" OBS_VALUE="0.747" BBK_DIFF="4.5" BBK_DIFF_Y="14.4" BBK_EURO="0.382"/>
      <bbk:Obs TIME_PERIOD="1975-01" OBS_VALUE="0.715" BBK_DIFF="-17.7" BBK_DIFF_Y="6.9" BBK_EURO="0.366"/>
      <bbk:Obs TIME_PERIOD="1974-12" OBS_VALUE="0.869" BBK_DIFF="17.3" BBK_DIFF_Y="24.3" BBK_EURO="0.444"/>
      <bbk:Obs TIME_PERIOD="1974-11" OBS_VALUE="0.741" BBK_DIFF="5.4" BBK_EURO="0.379"/>
      <bbk:Obs TIME_PERIOD="1974-10" OBS_VALUE="0.703" BBK_DIFF="-0.4" BBK_EURO="0.359"/>
      <bbk:Obs TIME_PERIOD="1974-09" OBS_VALUE="0.706" BBK_DIFF="-1.5" BBK_EURO="0.361"/>
      <bbk:Obs TIME_PERIOD="1974-08" OBS_VALUE="0.717" BBK_DIFF="-3.8" BBK_EURO="0.367"/>
      <bbk:Obs TIME_PERIOD="1974-07" OBS_VALUE="0.745" BBK_DIFF="7.3" BBK_EURO="0.381"/>
      <bbk:Obs TIME_PERIOD="1974-06" OBS_VALUE="0.694" BBK_DIFF="1.5" BBK_EURO="0.355"/>
      <bbk:Obs TIME_PERIOD="1974-05" OBS_VALUE="0.684" BBK_DIFF="3.3" BBK_EURO="0.35"/>
      <bbk:Obs TIME_PERIOD="1974-04" OBS_VALUE="0.662" BBK_DIFF="2.8" BBK_EURO="0.338"/>
      <bbk:Obs TIME_PERIOD="1974-03" OBS_VALUE="0.644" BBK_DIFF="-1.4" BBK_EURO="0.329"/>
      <bbk:Obs TIME_PERIOD="1974-02" OBS_VALUE="0.653" BBK_DIFF="-2.4" BBK_EURO="0.334"/>
      <bbk:Obs TIME_PERIOD="1974-01" OBS_VALUE="0.669" BBK_DIFF="-4.3" BBK_EURO="0.342"/>
      <bbk:Obs TIME_PERIOD="1973-12" OBS_VALUE="0.699" BBK_EURO="0.357"/>
    </bbk:Series>
  </bbk:DataSet>
</CompactData>
