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                      epochs="3523"
                      epochs_ratio="97.86">
          <mask elevation="03 degrees"
                obs_expected="32709"
                obs_have="31968"
                obs_ratio="97.73" />
          <mask elevation="10 degrees"
                obs_expected="26287"
                obs_have="25665"
                obs_ratio="97.63" />
          <mask elevation="15 degrees"
                obs_expected="22221"
                obs_have="21707"
                obs_ratio="97.69" />
        </observations>
      </control>
    </file>
  </station>
</QC>
