Please read the following table in HTML format from a webpage and then answer the question in detail according to the table. Each table cell is defined by a <td> and a </td> tag. Each table row starts with a <tr> and ends with a </tr> tag. 'rowspan=m' and 'colspan=n' represents a cell spaning over 'm' rows and 'n' columns.

Webpage title:
Kerry Bentivolio
Table title:
2014
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=2 rowspan=1 > Party </th><th colspan=1 rowspan=1 > Candidate </th><th colspan=1 rowspan=1 > Votes </th><th colspan=1 rowspan=1 > % </th><th colspan=1 rowspan=1 > ± </th></tr>
<tr> <td colspan=1 rowspan=1 >  </td><td class="highlighted"  colspan=1 rowspan=1 > Republican </td><td class="highlighted"  colspan=1 rowspan=1 > David Trott </td><td class="highlighted"  colspan=1 rowspan=1 > 42,008 </td><td class="highlighted"  colspan=1 rowspan=1 > 66.4 </td><td colspan=1 rowspan=1 > N/A </td></tr>
<tr> <td colspan=1 rowspan=1 >  </td><td class="highlighted"  colspan=1 rowspan=1 > Republican </td><td class="highlighted"  colspan=1 rowspan=1 > Kerry Bentivolio (I) </td><td class="highlighted"  colspan=1 rowspan=1 > 21,254 </td><td class="highlighted"  colspan=1 rowspan=1 > 33.6 </td><td colspan=1 rowspan=1 > 32.7 </td></tr>
<tr> <th colspan=3 rowspan=1 > Majority </th><td colspan=1 rowspan=1 > 20,754 </td><td colspan=1 rowspan=1 > 32.8 </td><td colspan=1 rowspan=1 > 0.0 </td></tr>
<tr> <th colspan=3 rowspan=1 > Turnout </th><td colspan=1 rowspan=1 > 63,262 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > 1.3 </td></tr>
</table>
Question:
How many votes did Trott use in defeating Bentivolio in the Republican primary?
Answer:
In the Republican primary, Trott defeated Bentivolio by a count of 42,008 votes (66.4%) to 21,254 (33.6%).