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                obs_ratio="97.87" />
          <mask elevation="10 degrees"
                obs_expected="34301"
                obs_have="33971"
                obs_ratio="99.04" />
          <mask elevation="15 degrees"
                obs_expected="31606"
                obs_have="31276"
                obs_ratio="98.96" />
        </observations>
      </control>
    </file>
  </station>
</QC>
