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          <mask elevation="03 degrees"
                obs_expected="37382"
                obs_have="36973"
                obs_ratio="98.91" />
          <mask elevation="10 degrees"
                obs_expected="32470"
                obs_have="32470"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="28584"
                obs_have="28584"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
  </station>
</QC>
