<dl class="indent">
  <dt>
    <code class="key">HistoryCount</code> (Integer)
  </dt>
  <dd>
    Count of items in the search term history.
  </dd>
  <dt>
    <code class="key">History<em>XXX</em></code> (String)
  </dt>
  <dd>
    <div class="half-spaced">
      One entry for each search term in the history where <code class="key">XXX</code> ranges from <code class="value">0</code> to <code class="key">HistoryCount</code> - <code class="value">1</code>.
    </div>
    <div class="half-spaced">
      Each 