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                obs_ratio="89.42" />
          <mask elevation="10 degrees"
                obs_expected="34013"
                obs_have="33062"
                obs_ratio="97.20" />
          <mask elevation="15 degrees"
                obs_expected="29883"
                obs_have="29837"
                obs_ratio="99.85" />
        </observations>
      </control>
    </file>
  </station>
</QC>
