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      <bbk:Obs TIME_PERIOD="1970-03" OBS_VALUE="16.811" BBK_DIFF="-1.5" BBK_DIFF_Y="14.8" BBK_EURO="8.595"/>
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      <bbk:Obs TIME_PERIOD="1969-03" OBS_VALUE="14.643" BBK_DIFF="-0.8" BBK_EURO="7.487"/>
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</CompactData>
