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:
Paul Weston (politician)
Table title:
UK Parliament elections
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Date </th><th colspan=1 rowspan=1 > Constituency </th><th colspan=1 rowspan=1 > Party </th><th colspan=1 rowspan=1 > Votes </th><th colspan=1 rowspan=1 > % </th></tr>
<tr> <td colspan=1 rowspan=1 > 2010 </td><td colspan=1 rowspan=1 > Cities of London and Westminster </td><td colspan=1 rowspan=1 > UKIP </td><td colspan=1 rowspan=1 > 664 </td><td colspan=1 rowspan=1 > 1.8 </td></tr>
<tr> <td colspan=1 rowspan=1 > 2015 </td><td colspan=1 rowspan=1 > Luton, S </td><td colspan=1 rowspan=1 > Liberty GB </td><td class="highlighted"  colspan=1 rowspan=1 > 158 </td><td class="highlighted"  colspan=1 rowspan=1 > 0.4 </td></tr>
</table>
Question:
How many votes did Paul Weston obtain?
Answer:
Paul Weston obtained 158 votes (0.4%).