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:
Bangladesh at the 2011 Commonwealth Youth Games
Table title:
Swimming
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=2 > Athlete </th><th colspan=1 rowspan=2 > Events </th><th colspan=2 rowspan=1 > Heat </th><th colspan=2 rowspan=1 > Final </th></tr>
<tr> <th colspan=1 rowspan=1 > Time </th><th colspan=1 rowspan=1 > Rank </th><th colspan=1 rowspan=1 > Time </th><th colspan=1 rowspan=1 > Rank </th></tr>
<tr> <td colspan=1 rowspan=3 > Sonia Akter </td><td colspan=1 rowspan=1 > 50 m butterfly </td><td colspan=1 rowspan=1 > 32.78 </td><td colspan=1 rowspan=1 > 19 </td><td colspan=2 rowspan=1 > did not advance </td></tr>
<tr> <td colspan=1 rowspan=1 > 50 m backstroke </td><td colspan=1 rowspan=1 > 36:00 </td><td colspan=1 rowspan=1 > 22 </td><td colspan=2 rowspan=1 > did not advance </td></tr>
<tr> <td colspan=1 rowspan=1 > 50 m breaststroke </td><td colspan=1 rowspan=1 > DNS </td><td colspan=1 rowspan=1 > DNS </td><td colspan=2 rowspan=1 > did not advance </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=2 > Md. Anik Islam </td><td class="highlighted"  colspan=1 rowspan=1 > 100 m butterfly </td><td class="highlighted"  colspan=1 rowspan=1 > 58.41 </td><td class="highlighted"  colspan=1 rowspan=1 > 12 </td><td colspan=2 rowspan=1 > did not advance </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 50 m butterfly </td><td class="highlighted"  colspan=1 rowspan=1 > 26.97 </td><td class="highlighted"  colspan=1 rowspan=1 > 14 </td><td colspan=2 rowspan=1 > did not advance </td></tr>
</table>
Question:
How did Md. Anik Islam finish for the 50m and 100m butterfly?
Answer:
Md. Anik Islam finished the 50 m butterfly in a time of 26.97 seconds, ranking 14th, and the 100 m butterfly in 58.41 seconds, ranking 12th.