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:
Tom Allen
Table title:
Election history
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 colspan=1 rowspan=1 > Republican </td><td class="highlighted"  colspan=1 rowspan=1 > Susan Collins (incumbent) </td><td colspan=1 rowspan=1 > 444,587 </td><td class="highlighted"  colspan=1 rowspan=1 > 61.5 </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Democratic </td><td class="highlighted"  colspan=1 rowspan=1 > Tom Allen </td><td colspan=1 rowspan=1 > 278,651 </td><td class="highlighted"  colspan=1 rowspan=1 > 38.5 </td><td colspan=1 rowspan=1 >  </td></tr>
</table>
Question:
Who did Allen lost to in the election, and what percentage of votes did each candidate receive?
Answer:
Allen lost to Collins (61.5% to 38.5%).