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:
Giulia Conti
Table title:
Achievements
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Year </th><th colspan=1 rowspan=1 > Competition </th><th colspan=1 rowspan=1 > Venue </th><th colspan=1 rowspan=1 > Position </th><th colspan=1 rowspan=1 > Event </th><th colspan=1 rowspan=1 > Notes </th></tr>
<tr> <td colspan=1 rowspan=1 > 2004 </td><td colspan=1 rowspan=1 > Olympic Games </td><td colspan=1 rowspan=1 > Athens </td><td colspan=1 rowspan=1 > 14th </td><td colspan=1 rowspan=1 > Yngling class </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 2008 </td><td colspan=1 rowspan=1 > Olympic Games </td><td class="highlighted"  colspan=1 rowspan=1 > Beijing </td><td colspan=1 rowspan=1 > 5th </td><td class="highlighted"  colspan=1 rowspan=1 > 470 class </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 2012 </td><td colspan=1 rowspan=1 > Olympic Games </td><td class="highlighted"  colspan=1 rowspan=1 > London </td><td colspan=1 rowspan=1 > 5th </td><td class="highlighted"  colspan=1 rowspan=1 > 470 class </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 2016 </td><td colspan=1 rowspan=1 > Olympic Games </td><td class="highlighted"  colspan=1 rowspan=1 > Rio </td><td colspan=1 rowspan=1 > 5th </td><td class="highlighted"  colspan=1 rowspan=1 > 49 FX class </td><td colspan=1 rowspan=1 >  </td></tr>
</table>
Question:
What Olympic events has Guilia Conti competed in since 2008?
Answer:
Giulia Conti competed in the 470 class at Beijing 2008, 470 class at London in 2012 and at Rio 2016 in the 49erFX class.