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                obs_have="31492"
                obs_ratio="97.20" />
          <mask elevation="10 degrees"
                obs_expected="30598"
                obs_have="29982"
                obs_ratio="97.99" />
          <mask elevation="15 degrees"
                obs_expected="29089"
                obs_have="28609"
                obs_ratio="98.35" />
        </observations>
      </control>
    </file>
  </station>
</QC>
