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:
List of Governors of Utah
Table title:
Governors by time of service
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > # in office </th><th colspan=1 rowspan=1 > Governor </th><th colspan=1 rowspan=1 > Days </th><th colspan=1 rowspan=1 > Rank </th></tr>
<tr> <td colspan=1 rowspan=1 > 11 </td><td colspan=1 rowspan=1 > Calvin L. Rampton </td><td colspan=1 rowspan=1 > 4,382 </td><td colspan=1 rowspan=1 > 1 </td></tr>
<tr> <td colspan=1 rowspan=1 > 14 </td><td colspan=1 rowspan=1 > Mike Leavitt </td><td colspan=1 rowspan=1 > 3,957 </td><td colspan=1 rowspan=1 > 2 </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 17 </td><td class="highlighted"  colspan=1 rowspan=1 > Gary Herbert </td><td class="highlighted"  colspan=1 rowspan=1 > 3,544 </td><td colspan=1 rowspan=1 > 3 </td></tr>
<tr> <td colspan=1 rowspan=1 > 1 </td><td colspan=1 rowspan=1 > Heber Manning Wells </td><td colspan=1 rowspan=1 > 3,283 </td><td colspan=1 rowspan=1 > 4 </td></tr>
<tr> <td colspan=1 rowspan=1 > 7 </td><td colspan=1 rowspan=1 > Henry H. Blood </td><td colspan=1 rowspan=1 > 2,926 </td><td colspan=1 rowspan=1 > 5 </td></tr>
<tr> <td colspan=1 rowspan=1 > 9 </td><td colspan=1 rowspan=1 > J. Bracken Lee </td><td colspan=1 rowspan=1 > 2,926 </td><td colspan=1 rowspan=1 > 5 </td></tr>
<tr> <td colspan=1 rowspan=1 > 12 </td><td colspan=1 rowspan=1 > Scott M. Matheson </td><td colspan=1 rowspan=1 > 2,926 </td><td colspan=1 rowspan=1 > 5 </td></tr>
<tr> <td colspan=1 rowspan=1 > 3 </td><td colspan=1 rowspan=1 > William Spry </td><td colspan=1 rowspan=1 > 2,919 </td><td colspan=1 rowspan=1 > 8 </td></tr>
<tr> <td colspan=1 rowspan=1 > 6 </td><td colspan=1 rowspan=1 > George Dern </td><td colspan=1 rowspan=1 > 2,919 </td><td colspan=1 rowspan=1 > 8 </td></tr>
<tr> <td colspan=1 rowspan=1 > 8 </td><td colspan=1 rowspan=1 > Herbert B. Maw </td><td colspan=1 rowspan=1 > 2,919 </td><td colspan=1 rowspan=1 > 8 </td></tr>
<tr> <td colspan=1 rowspan=1 > 10 </td><td colspan=1 rowspan=1 > George Dewey Clyde </td><td colspan=1 rowspan=1 > 2,919 </td><td colspan=1 rowspan=1 > 8 </td></tr>
<tr> <td colspan=1 rowspan=1 > 13 </td><td colspan=1 rowspan=1 > Norman H. Bangerter </td><td colspan=1 rowspan=1 > 2,919 </td><td colspan=1 rowspan=1 > 8 </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 16 </td><td class="highlighted"  colspan=1 rowspan=1 > Jon Huntsman, Jr. </td><td colspan=1 rowspan=1 > 1,681 </td><td colspan=1 rowspan=1 > 13 </td></tr>
<tr> <td colspan=1 rowspan=1 > 2 </td><td colspan=1 rowspan=1 > John Christopher Cutler </td><td colspan=1 rowspan=1 > 1,463 </td><td colspan=1 rowspan=1 > 14 </td></tr>
<tr> <td colspan=1 rowspan=1 > 4 </td><td colspan=1 rowspan=1 > Simon Bamberger </td><td colspan=1 rowspan=1 > 1,463 </td><td colspan=1 rowspan=1 > 14 </td></tr>
<tr> <td colspan=1 rowspan=1 > 5 </td><td colspan=1 rowspan=1 > Charles R. Mabey </td><td colspan=1 rowspan=1 > 1,463 </td><td colspan=1 rowspan=1 > 14 </td></tr>
<tr> <td colspan=1 rowspan=1 > 15 </td><td colspan=1 rowspan=1 > Olene S. Walker </td><td colspan=1 rowspan=1 > 425 </td><td colspan=1 rowspan=1 > 17 </td></tr>
</table>
Question:
How many days did Gary Herbert serve for? 
Answer:
Gary Herbert, the current Governor, has served 3,544 days since taking over for Jon Huntsman, Jr..