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                obs_expected="31557"
                obs_have="25323"
                obs_ratio="80.25" />
          <mask elevation="10 degrees"
                obs_expected="28235"
                obs_have="25323"
                obs_ratio="89.69" />
          <mask elevation="15 degrees"
                obs_expected="25339"
                obs_have="24450"
                obs_ratio="96.49" />
        </observations>
      </control>
    </file>
  </station>
</QC>
