<a href="#dates-times-datetimes-intervals-and-durations">(4) Dates, times, datetimes, intervals, and durations</a></li>
      <li><a href="#computing-the-unf">Computing the UNF</a></li>
      <li><a href="#reporting-the-unf">Reporting the UNF</a></li>
      <li><a href="#references">References</a></li>
      </ul>
</div>
      </div>

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