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                      epochs_ratio="99.72">
          <mask elevation="03 degrees"
                obs_expected="36827"
                obs_have="36315"
                obs_ratio="98.61" />
          <mask elevation="10 degrees"
                obs_expected="29842"
                obs_have="29761"
                obs_ratio="99.73" />
          <mask elevation="15 degrees"
                obs_expected="24811"
                obs_have="24751"
                obs_ratio="99.76" />
        </observations>
      </control>
    </file>
  </station>
</QC>
