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:
Swimming at the 2016 Summer Olympics – Men's 400 metre freestyle
Table title:
Final
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Rank </th><th colspan=1 rowspan=1 > Lane </th><th colspan=1 rowspan=1 > Name </th><th colspan=1 rowspan=1 > Nationality </th><th colspan=1 rowspan=1 > Time </th><th colspan=1 rowspan=1 > Notes </th></tr>
<tr> <td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > 5 </td><td colspan=1 rowspan=1 > Horton, MackMack Horton </td><td colspan=1 rowspan=1 > Australia </td><td colspan=1 rowspan=1 > 3:41.55 </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > 6 </td><td class="highlighted"  colspan=1 rowspan=1 > Sun Yang </td><td colspan=1 rowspan=1 > China </td><td class="highlighted"  colspan=1 rowspan=1 > 3:41.68 </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > 3 </td><td colspan=1 rowspan=1 > Detti, GabrieleGabriele Detti </td><td colspan=1 rowspan=1 > Italy </td><td colspan=1 rowspan=1 > 3:43.49 </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 4 </td><td colspan=1 rowspan=1 > 4 </td><td colspan=1 rowspan=1 > Dwyer, ConorConor Dwyer </td><td colspan=1 rowspan=1 > United States </td><td colspan=1 rowspan=1 > 3:44.01 </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 5 </td><td colspan=1 rowspan=1 > 1 </td><td colspan=1 rowspan=1 > Jaeger, ConnorConnor Jaeger </td><td colspan=1 rowspan=1 > United States </td><td colspan=1 rowspan=1 > 3:44.16 </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 6 </td><td colspan=1 rowspan=1 > 7 </td><td colspan=1 rowspan=1 > Guy, JamesJames Guy </td><td colspan=1 rowspan=1 > Great Britain </td><td colspan=1 rowspan=1 > 3:44.68 </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 7 </td><td colspan=1 rowspan=1 > 2 </td><td colspan=1 rowspan=1 > McKeon, DavidDavid McKeon </td><td colspan=1 rowspan=1 > Australia </td><td colspan=1 rowspan=1 > 3:45.28 </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 8 </td><td colspan=1 rowspan=1 > 8 </td><td colspan=1 rowspan=1 > Pothain, JordanJordan Pothain </td><td colspan=1 rowspan=1 > France </td><td colspan=1 rowspan=1 > 3:49.07 </td><td colspan=1 rowspan=1 >  </td></tr>
</table>
Question:
How fast did Sun settle for the silver?
Answer:
Sun settled for the silver in 3:41.68.