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:
North Antrim (UK Parliament constituency)
Table title:
Elections in the 1910s
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 > Irish Unionist </td><td class="highlighted"  colspan=1 rowspan=1 > Peter Kerr-Smiley </td><td class="highlighted"  colspan=1 rowspan=1 > 9,621 </td><td colspan=1 rowspan=1 > 78.3 </td><td colspan=1 rowspan=1 > +23.8 </td></tr>
<tr> <td colspan=1 rowspan=1 >  </td><td class="highlighted"  colspan=1 rowspan=1 > Sinn Féin </td><td class="highlighted"  colspan=1 rowspan=1 > Patrick McCarry </td><td class="highlighted"  colspan=1 rowspan=1 > 2,673 </td><td colspan=1 rowspan=1 > 21.7 </td><td colspan=1 rowspan=1 > N/A </td></tr>
<tr> <th colspan=3 rowspan=1 > Majority </th><td colspan=1 rowspan=1 > 6,948 </td><td colspan=1 rowspan=1 > 56.5 </td><td colspan=1 rowspan=1 > +47.6 </td></tr>
<tr> <th colspan=3 rowspan=1 > Turnout </th><td colspan=1 rowspan=1 > 12,294 </td><td colspan=1 rowspan=1 > 64.3 </td><td colspan=1 rowspan=1 > 22.6 </td></tr>
<tr> <th colspan=3 rowspan=1 > Registered electors </th><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 >  </td><td colspan=2 rowspan=1 > Irish Unionist hold </td><th colspan=1 rowspan=1 > Swing </th><td colspan=1 rowspan=1 > N/A </td><td colspan=1 rowspan=1 >  </td></tr>
</table>
Question:
The Irish Unionist candidate won by 9,621 votes to the Sinn Féin's how many votes?
Answer:
The Irish Unionist candidate won by 9,621 votes to the Sinn Féin's 2,673 votes.