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      <bbk:Obs TIME_PERIOD="1976-04" OBS_VALUE="11.156" BBK_DIFF="1.0" BBK_DIFF_Y="8.1" BBK_EURO="5.704"/>
      <bbk:Obs TIME_PERIOD="1976-03" OBS_VALUE="11.043" BBK_DIFF="0.4" BBK_DIFF_Y="8.3" BBK_EURO="5.646"/>
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      <bbk:Obs TIME_PERIOD="1976-01" OBS_VALUE="10.879" BBK_DIFF="1.1" BBK_DIFF_Y="8.2" BBK_EURO="5.562"/>
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      <bbk:Obs TIME_PERIOD="1975-09" OBS_VALUE="10.625" BBK_DIFF="0.3" BBK_DIFF_Y="6.5" BBK_EURO="5.432"/>
      <bbk:Obs TIME_PERIOD="1975-08" OBS_VALUE="10.595" BBK_DIFF="0.7" BBK_DIFF_Y="6.8" BBK_EURO="5.417"/>
      <bbk:Obs TIME_PERIOD="1975-07" OBS_VALUE="10.525" BBK_DIFF="1.5" BBK_DIFF_Y="6.1" BBK_EURO="5.381"/>
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      <bbk:Obs TIME_PERIOD="1975-05" OBS_VALUE="10.286" BBK_DIFF="-0.4" BBK_DIFF_Y="4.3" BBK_EURO="5.259"/>
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      <bbk:Obs TIME_PERIOD="1975-01" OBS_VALUE="10.057" BBK_DIFF="-0.2" BBK_DIFF_Y="2.4" BBK_EURO="5.142"/>
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      <bbk:Obs TIME_PERIOD="1974-03" OBS_VALUE="9.76" BBK_DIFF="-1.2" BBK_DIFF_Y="17.6" BBK_EURO="4.99"/>
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      <bbk:Obs TIME_PERIOD="1973-11" OBS_VALUE="9.827" BBK_DIFF="1.0" BBK_DIFF_Y="21.9" BBK_EURO="5.024"/>
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      <bbk:Obs TIME_PERIOD="1973-09" OBS_VALUE="9.51" BBK_DIFF="1.4" BBK_DIFF_Y="21.7" BBK_EURO="4.862"/>
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      <bbk:Obs TIME_PERIOD="1973-06" OBS_VALUE="8.852" BBK_DIFF="2.8" BBK_DIFF_Y="13.7" BBK_EURO="4.526"/>
      <bbk:Obs TIME_PERIOD="1973-05" OBS_VALUE="8.614" BBK_DIFF="1.2" BBK_DIFF_Y="10.3" BBK_EURO="4.404"/>
      <bbk:Obs TIME_PERIOD="1973-04" OBS_VALUE="8.516" BBK_DIFF="2.6" BBK_DIFF_Y="11.0" BBK_EURO="4.354"/>
      <bbk:Obs TIME_PERIOD="1973-03" OBS_VALUE="8.3" BBK_DIFF="1.6" BBK_DIFF_Y="10.6" BBK_EURO="4.244"/>
      <bbk:Obs TIME_PERIOD="1973-02" OBS_VALUE="8.171" BBK_DIFF="0.4" BBK_DIFF_Y="10.8" BBK_EURO="4.178"/>
      <bbk:Obs TIME_PERIOD="1973-01" OBS_VALUE="8.141" BBK_DIFF="0.6" BBK_DIFF_Y="11.1" BBK_EURO="4.162"/>
      <bbk:Obs TIME_PERIOD="1972-12" OBS_VALUE="8.096" BBK_DIFF="0.5" BBK_DIFF_Y="8.9" BBK_EURO="4.139"/>
      <bbk:Obs TIME_PERIOD="1972-11" OBS_VALUE="8.059" BBK_DIFF="1.7" BBK_DIFF_Y="9.0" BBK_EURO="4.121"/>
      <bbk:Obs TIME_PERIOD="1972-10" OBS_VALUE="7.928" BBK_DIFF="1.4" BBK_DIFF_Y="9.0" BBK_EURO="4.054"/>
      <bbk:Obs TIME_PERIOD="1972-09" OBS_VALUE="7.815" BBK_DIFF="0.0" BBK_DIFF_Y="9.2" BBK_EURO="3.996"/>
      <bbk:Obs TIME_PERIOD="1972-08" OBS_VALUE="7.814" BBK_DIFF="-1.8" BBK_DIFF_Y="10.5" BBK_EURO="3.995"/>
      <bbk:Obs TIME_PERIOD="1972-07" OBS_VALUE="7.959" BBK_DIFF="2.3" BBK_DIFF_Y="14.5" BBK_EURO="4.069"/>
      <bbk:Obs TIME_PERIOD="1972-06" OBS_VALUE="7.782" BBK_DIFF="-0.3" BBK_DIFF_Y="13.3" BBK_EURO="3.979"/>
      <bbk:Obs TIME_PERIOD="1972-05" OBS_VALUE="7.807" BBK_DIFF="1.8" BBK_DIFF_Y="13.8" BBK_EURO="3.992"/>
      <bbk:Obs TIME_PERIOD="1972-04" OBS_VALUE="7.672" BBK_DIFF="2.3" BBK_DIFF_Y="13.1" BBK_EURO="3.923"/>
      <bbk:Obs TIME_PERIOD="1972-03" OBS_VALUE="7.502" BBK_DIFF="1.8" BBK_DIFF_Y="12.2" BBK_EURO="3.836"/>
      <bbk:Obs TIME_PERIOD="1972-02" OBS_VALUE="7.372" BBK_DIFF="0.6" BBK_DIFF_Y="11.0" BBK_EURO="3.769"/>
      <bbk:Obs TIME_PERIOD="1972-01" OBS_VALUE="7.325" BBK_DIFF="-1.4" BBK_DIFF_Y="10.9" BBK_EURO="3.745"/>
      <bbk:Obs TIME_PERIOD="1971-12" OBS_VALUE="7.432" BBK_DIFF="0.5" BBK_DIFF_Y="11.9" BBK_EURO="3.8"/>
      <bbk:Obs TIME_PERIOD="1971-11" OBS_VALUE="7.393" BBK_DIFF="1.6" BBK_DIFF_Y="12.5" BBK_EURO="3.78"/>
      <bbk:Obs TIME_PERIOD="1971-10" OBS_VALUE="7.276" BBK_DIFF="1.6" BBK_DIFF_Y="12.1" BBK_EURO="3.72"/>
      <bbk:Obs TIME_PERIOD="1971-09" OBS_VALUE="7.158" BBK_DIFF="1.3" BBK_DIFF_Y="12.0" BBK_EURO="3.66"/>
      <bbk:Obs TIME_PERIOD="1971-08" OBS_VALUE="7.069" BBK_DIFF="1.7" BBK_DIFF_Y="11.1" BBK_EURO="3.614"/>
      <bbk:Obs TIME_PERIOD="1971-07" OBS_VALUE="6.949" BBK_DIFF="1.2" BBK_DIFF_Y="10.7" BBK_EURO="3.553"/>
      <bbk:Obs TIME_PERIOD="1971-06" OBS_VALUE="6.868" BBK_DIFF="0.1" BBK_DIFF_Y="11.0" BBK_EURO="3.512"/>
      <bbk:Obs TIME_PERIOD="1971-05" OBS_VALUE="6.862" BBK_DIFF="1.2" BBK_DIFF_Y="10.7" BBK_EURO="3.508"/>
      <bbk:Obs TIME_PERIOD="1971-04" OBS_VALUE="6.782" BBK_DIFF="1.4" BBK_DIFF_Y="10.8" BBK_EURO="3.468"/>
      <bbk:Obs TIME_PERIOD="1971-03" OBS_VALUE="6.688" BBK_DIFF="0.7" BBK_DIFF_Y="10.5" BBK_EURO="3.42"/>
      <bbk:Obs TIME_PERIOD="1971-02" OBS_VALUE="6.643" BBK_DIFF="0.6" BBK_DIFF_Y="9.6" BBK_EURO="3.397"/>
      <bbk:Obs TIME_PERIOD="1971-01" OBS_VALUE="6.603" BBK_DIFF="-0.6" BBK_DIFF_Y="9.0" BBK_EURO="3.376"/>
      <bbk:Obs TIME_PERIOD="1970-12" OBS_VALUE="6.641" BBK_DIFF="1.0" BBK_DIFF_Y="8.9" BBK_EURO="3.395"/>
      <bbk:Obs TIME_PERIOD="1970-11" OBS_VALUE="6.573" BBK_DIFF="1.3" BBK_DIFF_Y="7.2" BBK_EURO="3.361"/>
      <bbk:Obs TIME_PERIOD="1970-10" OBS_VALUE="6.488" BBK_DIFF="1.5" BBK_DIFF_Y="6.1" BBK_EURO="3.317"/>
      <bbk:Obs TIME_PERIOD="1970-09" OBS_VALUE="6.393" BBK_DIFF="0.4" BBK_DIFF_Y="5.4" BBK_EURO="3.269"/>
      <bbk:Obs TIME_PERIOD="1970-08" OBS_VALUE="6.365" BBK_DIFF="1.4" BBK_DIFF_Y="5.8" BBK_EURO="3.254"/>
      <bbk:Obs TIME_PERIOD="1970-07" OBS_VALUE="6.275" BBK_DIFF="1.4" BBK_DIFF_Y="6.4" BBK_EURO="3.208"/>
      <bbk:Obs TIME_PERIOD="1970-06" OBS_VALUE="6.19" BBK_DIFF="-0.1" BBK_DIFF_Y="5.3" BBK_EURO="3.165"/>
      <bbk:Obs TIME_PERIOD="1970-05" OBS_VALUE="6.197" BBK_DIFF="1.2" BBK_DIFF_Y="5.1" BBK_EURO="3.168"/>
      <bbk:Obs TIME_PERIOD="1970-04" OBS_VALUE="6.123" BBK_DIFF="1.1" BBK_DIFF_Y="4.7" BBK_EURO="3.131"/>
      <bbk:Obs TIME_PERIOD="1970-03" OBS_VALUE="6.054" BBK_DIFF="-0.1" BBK_DIFF_Y="4.5" BBK_EURO="3.095"/>
      <bbk:Obs TIME_PERIOD="1970-02" OBS_VALUE="6.062" BBK_DIFF="0.1" BBK_DIFF_Y="5.1" BBK_EURO="3.099"/>
      <bbk:Obs TIME_PERIOD="1970-01" OBS_VALUE="6.056" BBK_DIFF="-0.7" BBK_DIFF_Y="5.1" BBK_EURO="3.096"/>
      <bbk:Obs TIME_PERIOD="1969-12" OBS_VALUE="6.097" BBK_DIFF="-0.6" BBK_DIFF_Y="6.7" BBK_EURO="3.117"/>
      <bbk:Obs TIME_PERIOD="1969-11" OBS_VALUE="6.131" BBK_DIFF="0.2" BBK_EURO="3.135"/>
      <bbk:Obs TIME_PERIOD="1969-10" OBS_VALUE="6.117" BBK_DIFF="0.8" BBK_EURO="3.128"/>
      <bbk:Obs TIME_PERIOD="1969-09" OBS_VALUE="6.068" BBK_DIFF="0.9" BBK_EURO="3.103"/>
      <bbk:Obs TIME_PERIOD="1969-08" OBS_VALUE="6.016" BBK_DIFF="2.1" BBK_EURO="3.076"/>
      <bbk:Obs TIME_PERIOD="1969-07" OBS_VALUE="5.895" BBK_DIFF="0.3" BBK_EURO="3.014"/>
      <bbk:Obs TIME_PERIOD="1969-06" OBS_VALUE="5.878" BBK_DIFF="-0.4" BBK_EURO="3.005"/>
      <bbk:Obs TIME_PERIOD="1969-05" OBS_VALUE="5.899" BBK_DIFF="0.9" BBK_EURO="3.016"/>
      <bbk:Obs TIME_PERIOD="1969-04" OBS_VALUE="5.849" BBK_DIFF="0.9" BBK_EURO="2.991"/>
      <bbk:Obs TIME_PERIOD="1969-03" OBS_VALUE="5.795" BBK_DIFF="0.4" BBK_EURO="2.963"/>
      <bbk:Obs TIME_PERIOD="1969-02" OBS_VALUE="5.77" BBK_DIFF="0.2" BBK_EURO="2.95"/>
      <bbk:Obs TIME_PERIOD="1969-01" OBS_VALUE="5.76" BBK_DIFF="0.8" BBK_EURO="2.945"/>
      <bbk:Obs TIME_PERIOD="1968-12" OBS_VALUE="5.716" BBK_EURO="2.923"/>
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  </bbk:DataSet>
</CompactData>
