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:
Gangkiz
Table title:
Promotional singles
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=2 > Year </th><th colspan=1 rowspan=2 > Title </th><th colspan=2 rowspan=1 > Peak positions </th><th colspan=1 rowspan=2 > Album </th></tr>
<tr> <th colspan=1 rowspan=1 > KOR Gaon </th><th colspan=1 rowspan=1 > KOR Billboard </th></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=3 > 2012 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > "Honey Honey" </td><td colspan=1 rowspan=1 > 167 </td><td colspan=1 rowspan=1 > — </td><td colspan=1 rowspan=1 > We Became Gang </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > "MAMA" </td><td colspan=1 rowspan=1 > 106 </td><td colspan=1 rowspan=1 > — </td><td class="highlighted"  colspan=1 rowspan=1 > MAMA </td></tr>
<tr> <td colspan=13 rowspan=1 > "—" denotes releases that did not chart or were not released in that region. </td></tr>
</table>
Question:
In which year was the music video for "MAMA" released?
Answer:
The music video for "MAMA" was released in 2012.