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                obs_have="33555"
                obs_ratio="95.50" />
          <mask elevation="10 degrees"
                obs_expected="28557"
                obs_have="28321"
                obs_ratio="99.17" />
          <mask elevation="15 degrees"
                obs_expected="25347"
                obs_have="25343"
                obs_ratio="99.98" />
        </observations>
      </control>
    </file>
  </station>
</QC>
