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                obs_ratio="94.82" />
          <mask elevation="10 degrees"
                obs_expected="29528"
                obs_have="28752"
                obs_ratio="97.37" />
          <mask elevation="15 degrees"
                obs_expected="24492"
                obs_have="23930"
                obs_ratio="97.71" />
        </observations>
      </control>
    </file>
  </station>
</QC>
