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                      epoch_last="Sat Aug 15 23:59:59 2009"
                      epochs="3571"
                      epochs_ratio="99.19">
          <mask elevation="03 degrees"
                obs_expected="35933"
                obs_have="32139"
                obs_ratio="89.44" />
          <mask elevation="10 degrees"
                obs_expected="29749"
                obs_have="29280"
                obs_ratio="98.42" />
          <mask elevation="15 degrees"
                obs_expected="26165"
                obs_have="25952"
                obs_ratio="99.19" />
        </observations>
      </control>
    </file>
  </station>
</QC>
