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                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="43443"
                obs_have="41078"
                obs_ratio="94.56" />
          <mask elevation="10 degrees"
                obs_expected="36864"
                obs_have="36624"
                obs_ratio="99.35" />
          <mask elevation="15 degrees"
                obs_expected="31751"
                obs_have="31751"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
  </station>
</QC>
