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:
Mark Williams (snooker player)
Table title:
Minor-ranking finals: 3 (2 titles, 1 runner-up)
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Outcome </th><th colspan=1 rowspan=1 > No. </th><th colspan=1 rowspan=1 > Year </th><th colspan=1 rowspan=1 > Championship </th><th colspan=1 rowspan=1 > Opponent in the final </th><th colspan=1 rowspan=1 > Score </th><th colspan=1 rowspan=1 > Ref. </th></tr>
<tr> <td colspan=1 rowspan=1 > Winner </td><td colspan=1 rowspan=1 > 1. </td><td colspan=1 rowspan=1 > 2010 </td><td colspan=1 rowspan=1 > Players Tour Championship – Event 1 </td><td colspan=1 rowspan=1 > Scotland Stephen Maguire </td><td colspan=1 rowspan=1 > 4–0 </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > Winner </td><td colspan=1 rowspan=1 > 2. </td><td class="highlighted"  colspan=1 rowspan=1 > 2013 </td><td class="highlighted"  colspan=1 rowspan=1 > Rotterdam Open </td><td class="highlighted"  colspan=1 rowspan=1 > England Mark Selby </td><td class="highlighted"  colspan=1 rowspan=1 > 4–3 </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > Runner-up </td><td colspan=1 rowspan=1 > 1. </td><td colspan=1 rowspan=1 > 2015 </td><td colspan=1 rowspan=1 > Gdynia Open </td><td colspan=1 rowspan=1 > Australia Neil Robertson </td><td colspan=1 rowspan=1 > 0–4 </td><td colspan=1 rowspan=1 >  </td></tr>
</table>
Question:
How did Mark Williams perform in 2013?
Answer:
In 2013, Mark Williams won the Rotterdam Open, defeating Mark Selby by 4–3 in the final.