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      <bbk:Obs TIME_PERIOD="1973-03" OBS_VALUE="4.885" BBK_DIFF="-0.2" BBK_DIFF_Y="54.7" BBK_EURO="2.498"/>
      <bbk:Obs TIME_PERIOD="1973-02" OBS_VALUE="4.897" BBK_DIFF="12.7" BBK_DIFF_Y="36.6" BBK_EURO="2.504"/>
      <bbk:Obs TIME_PERIOD="1973-01" OBS_VALUE="4.345" BBK_DIFF="14.2" BBK_DIFF_Y="34.6" BBK_EURO="2.222"/>
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      <bbk:Obs TIME_PERIOD="1972-10" OBS_VALUE="4.701" BBK_DIFF="2.5" BBK_DIFF_Y="65.1" BBK_EURO="2.404"/>
      <bbk:Obs TIME_PERIOD="1972-09" OBS_VALUE="4.587" BBK_DIFF="3.6" BBK_DIFF_Y="58.1" BBK_EURO="2.345"/>
      <bbk:Obs TIME_PERIOD="1972-08" OBS_VALUE="4.428" BBK_DIFF="12.6" BBK_DIFF_Y="54.6" BBK_EURO="2.264"/>
      <bbk:Obs TIME_PERIOD="1972-07" OBS_VALUE="3.932" BBK_DIFF="18.6" BBK_DIFF_Y="32.7" BBK_EURO="2.01"/>
      <bbk:Obs TIME_PERIOD="1972-06" OBS_VALUE="3.315" BBK_DIFF="4.8" BBK_DIFF_Y="10.9" BBK_EURO="1.695"/>
      <bbk:Obs TIME_PERIOD="1972-05" OBS_VALUE="3.162" BBK_DIFF="6.0" BBK_DIFF_Y="0.0" BBK_EURO="1.617"/>
      <bbk:Obs TIME_PERIOD="1972-04" OBS_VALUE="2.984" BBK_DIFF="-5.5" BBK_DIFF_Y="3.2" BBK_EURO="1.526"/>
      <bbk:Obs TIME_PERIOD="1972-03" OBS_VALUE="3.158" BBK_DIFF="-11.9" BBK_DIFF_Y="6.4" BBK_EURO="1.615"/>
      <bbk:Obs TIME_PERIOD="1972-02" OBS_VALUE="3.585" BBK_DIFF="11.1" BBK_DIFF_Y="22.8" BBK_EURO="1.833"/>
      <bbk:Obs TIME_PERIOD="1972-01" OBS_VALUE="3.228" BBK_DIFF="14.8" BBK_DIFF_Y="19.1" BBK_EURO="1.65"/>
      <bbk:Obs TIME_PERIOD="1971-12" OBS_VALUE="2.811" BBK_DIFF="1.3" BBK_DIFF_Y="17.1" BBK_EURO="1.437"/>
      <bbk:Obs TIME_PERIOD="1971-11" OBS_VALUE="2.774" BBK_DIFF="-2.6" BBK_DIFF_Y="16.1" BBK_EURO="1.418"/>
      <bbk:Obs TIME_PERIOD="1971-10" OBS_VALUE="2.848" BBK_DIFF="-1.9" BBK_DIFF_Y="15.8" BBK_EURO="1.456"/>
      <bbk:Obs TIME_PERIOD="1971-09" OBS_VALUE="2.902" BBK_DIFF="1.3" BBK_DIFF_Y="12.1" BBK_EURO="1.484"/>
      <bbk:Obs TIME_PERIOD="1971-08" OBS_VALUE="2.864" BBK_DIFF="-3.3" BBK_DIFF_Y="8.1" BBK_EURO="1.464"/>
      <bbk:Obs TIME_PERIOD="1971-07" OBS_VALUE="2.963" BBK_DIFF="-0.9" BBK_DIFF_Y="26.9" BBK_EURO="1.515"/>
      <bbk:Obs TIME_PERIOD="1971-06" OBS_VALUE="2.989" BBK_DIFF="-5.4" BBK_DIFF_Y="32.5" BBK_EURO="1.528"/>
      <bbk:Obs TIME_PERIOD="1971-05" OBS_VALUE="3.161" BBK_DIFF="9.3" BBK_DIFF_Y="34.4" BBK_EURO="1.616"/>
      <bbk:Obs TIME_PERIOD="1971-04" OBS_VALUE="2.892" BBK_DIFF="-2.6" BBK_DIFF_Y="38.1" BBK_EURO="1.479"/>
      <bbk:Obs TIME_PERIOD="1971-03" OBS_VALUE="2.968" BBK_DIFF="1.7" BBK_DIFF_Y="39.5" BBK_EURO="1.518"/>
      <bbk:Obs TIME_PERIOD="1971-02" OBS_VALUE="2.919" BBK_DIFF="7.7" BBK_DIFF_Y="11.9" BBK_EURO="1.492"/>
      <bbk:Obs TIME_PERIOD="1971-01" OBS_VALUE="2.71" BBK_DIFF="12.9" BBK_DIFF_Y="5.9" BBK_EURO="1.386"/>
      <bbk:Obs TIME_PERIOD="1970-12" OBS_VALUE="2.401" BBK_DIFF="0.5" BBK_DIFF_Y="3.6" BBK_EURO="1.228"/>
      <bbk:Obs TIME_PERIOD="1970-11" OBS_VALUE="2.389" BBK_DIFF="-2.8" BBK_DIFF_Y="4.8" BBK_EURO="1.221"/>
      <bbk:Obs TIME_PERIOD="1970-10" OBS_VALUE="2.459" BBK_DIFF="-5.0" BBK_DIFF_Y="5.0" BBK_EURO="1.257"/>
      <bbk:Obs TIME_PERIOD="1970-09" OBS_VALUE="2.589" BBK_DIFF="-2.3" BBK_DIFF_Y="5.2" BBK_EURO="1.324"/>
      <bbk:Obs TIME_PERIOD="1970-08" OBS_VALUE="2.649" BBK_DIFF="13.4" BBK_DIFF_Y="15.3" BBK_EURO="1.354"/>
      <bbk:Obs TIME_PERIOD="1970-07" OBS_VALUE="2.335" BBK_DIFF="3.5" BBK_DIFF_Y="11.7" BBK_EURO="1.194"/>
      <bbk:Obs TIME_PERIOD="1970-06" OBS_VALUE="2.255" BBK_DIFF="-4.1" BBK_DIFF_Y="3.5" BBK_EURO="1.153"/>
      <bbk:Obs TIME_PERIOD="1970-05" OBS_VALUE="2.352" BBK_DIFF="12.3" BBK_DIFF_Y="10.8" BBK_EURO="1.203"/>
      <bbk:Obs TIME_PERIOD="1970-04" OBS_VALUE="2.094" BBK_DIFF="-1.6" BBK_DIFF_Y="4.8" BBK_EURO="1.071"/>
      <bbk:Obs TIME_PERIOD="1970-03" OBS_VALUE="2.128" BBK_DIFF="-18.4" BBK_DIFF_Y="-1.0" BBK_EURO="1.088"/>
      <bbk:Obs TIME_PERIOD="1970-02" OBS_VALUE="2.609" BBK_DIFF="2.0" BBK_DIFF_Y="19.5" BBK_EURO="1.334"/>
      <bbk:Obs TIME_PERIOD="1970-01" OBS_VALUE="2.559" BBK_DIFF="10.4" BBK_DIFF_Y="23.4" BBK_EURO="1.308"/>
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      <bbk:Obs TIME_PERIOD="1969-11" OBS_VALUE="2.279" BBK_DIFF="-2.7" BBK_EURO="1.165"/>
      <bbk:Obs TIME_PERIOD="1969-10" OBS_VALUE="2.342" BBK_DIFF="-4.8" BBK_EURO="1.197"/>
      <bbk:Obs TIME_PERIOD="1969-09" OBS_VALUE="2.46" BBK_DIFF="7.1" BBK_EURO="1.258"/>
      <bbk:Obs TIME_PERIOD="1969-08" OBS_VALUE="2.297" BBK_DIFF="9.9" BBK_EURO="1.174"/>
      <bbk:Obs TIME_PERIOD="1969-07" OBS_VALUE="2.09" BBK_DIFF="-4.1" BBK_EURO="1.069"/>
      <bbk:Obs TIME_PERIOD="1969-06" OBS_VALUE="2.179" BBK_DIFF="2.6" BBK_EURO="1.114"/>
      <bbk:Obs TIME_PERIOD="1969-05" OBS_VALUE="2.123" BBK_DIFF="6.2" BBK_EURO="1.085"/>
      <bbk:Obs TIME_PERIOD="1969-04" OBS_VALUE="1.999" BBK_DIFF="-7.0" BBK_EURO="1.022"/>
      <bbk:Obs TIME_PERIOD="1969-03" OBS_VALUE="2.149" BBK_DIFF="-1.6" BBK_EURO="1.099"/>
      <bbk:Obs TIME_PERIOD="1969-02" OBS_VALUE="2.184" BBK_DIFF="5.3" BBK_EURO="1.117"/>
      <bbk:Obs TIME_PERIOD="1969-01" OBS_VALUE="2.074" BBK_DIFF="28.3" BBK_EURO="1.06"/>
      <bbk:Obs TIME_PERIOD="1968-12" OBS_VALUE="1.617" BBK_EURO="0.827"/>
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  </bbk:DataSet>
</CompactData>
