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:
Ayesha Omer
Table title:
Television
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Year </th><th colspan=1 rowspan=1 > Serial </th><th colspan=1 rowspan=1 > Role </th><th colspan=1 rowspan=1 > Channel </th></tr>
<tr> <td colspan=1 rowspan=1 > 2000 </td><td colspan=1 rowspan=1 > Kollege Jeans </td><td colspan=1 rowspan=1 > Sabahat </td><td colspan=1 rowspan=1 > PTV </td></tr>
<tr> <td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Kaun (Psycho Thriller Appeared in EP 2 & 6) </td><td colspan=1 rowspan=1 > Sania </td><td colspan=1 rowspan=1 > STN </td></tr>
<tr> <td colspan=1 rowspan=1 > 2006 </td><td colspan=1 rowspan=1 > Kuch Lamhe Zindagi Kay </td><td colspan=1 rowspan=1 > Mishi </td><td colspan=1 rowspan=1 > Geo TV </td></tr>
<tr> <td colspan=1 rowspan=1 > 2006 </td><td colspan=1 rowspan=1 > Muthi Bhar Aasman </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > PTV </td></tr>
<tr> <td colspan=1 rowspan=1 > 2008–2017, 2018–present </td><td colspan=1 rowspan=1 > Bulbulay </td><td colspan=1 rowspan=1 > Khoobsurat </td><td colspan=1 rowspan=1 > ARY Digital then on BOL Entertainment </td></tr>
<tr> <td colspan=1 rowspan=1 > 2009 </td><td colspan=1 rowspan=1 > Meri Zaat Zarra-e-Benishan </td><td colspan=1 rowspan=1 > Herself </td><td colspan=1 rowspan=3 > Geo TV </td></tr>
<tr> <td colspan=1 rowspan=1 > 2010 </td><td colspan=1 rowspan=1 > Dolly Ki Ayegi Baraat </td><td colspan=1 rowspan=1 > Sila </td></tr>
<tr> <td colspan=1 rowspan=1 > 2011 </td><td colspan=1 rowspan=1 > Ladies Park </td><td colspan=1 rowspan=1 > Natasha </td></tr>
<tr> <td colspan=1 rowspan=1 > 2012 </td><td colspan=1 rowspan=1 > Dil Ko Manana Aya Nahi </td><td colspan=1 rowspan=1 > Noor </td><td colspan=1 rowspan=1 > PTV </td></tr>
<tr> <td colspan=1 rowspan=1 > 2012 </td><td colspan=1 rowspan=1 > Woh Chaar </td><td colspan=1 rowspan=1 > Meher </td><td class="highlighted"  colspan=1 rowspan=3 > Hum TV </td></tr>
<tr> <td colspan=1 rowspan=1 > 2012–2013 </td><td colspan=1 rowspan=1 > Zindagi Gulzar Hai </td><td colspan=1 rowspan=1 > Sara </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 2013 </td><td class="highlighted"  colspan=1 rowspan=1 > Tanhai </td><td class="highlighted"  colspan=1 rowspan=1 > Arzoo </td></tr>
<tr> <td colspan=1 rowspan=1 > 2014 </td><td colspan=1 rowspan=1 > Soha Aur Savera </td><td colspan=1 rowspan=1 > Soha </td><td colspan=1 rowspan=1 > Geo Kahani </td></tr>
<tr> <td colspan=1 rowspan=1 > 2014 </td><td colspan=1 rowspan=1 > Meri Guriya (Telefilm) </td><td colspan=1 rowspan=1 > Qurat-ul-Ain </td><td colspan=1 rowspan=1 > ARY Digital </td></tr>
<tr> <td colspan=1 rowspan=1 > 2015 </td><td colspan=1 rowspan=1 > Mr. Shamim </td><td colspan=1 rowspan=1 > Sidra Niazi </td><td colspan=1 rowspan=1 > Hum TV </td></tr>
<tr> <td colspan=1 rowspan=1 > 2015 </td><td colspan=1 rowspan=1 > Miss You Kabhi Kabhi </td><td colspan=1 rowspan=1 > Noor Hassan </td><td colspan=1 rowspan=1 > Hum Sitaray </td></tr>
<tr> <td colspan=1 rowspan=1 > 2016 </td><td colspan=1 rowspan=1 > Mera Dard Bayzuba </td><td colspan=1 rowspan=1 > Soha </td><td colspan=1 rowspan=1 > Geo TV </td></tr>
<tr> <td colspan=1 rowspan=1 > 2016 </td><td colspan=1 rowspan=1 > Kitni Girhain Baaki Hain 2 </td><td colspan=1 rowspan=1 > Special appearance (Episode 2) </td><td colspan=1 rowspan=1 > Hum TV </td></tr>
<tr> <td colspan=1 rowspan=1 > 2019 </td><td colspan=1 rowspan=1 > Choti Choti Batain </td><td colspan=1 rowspan=1 > TBA </td><td colspan=1 rowspan=1 > Hum TV </td></tr>
</table>
Question:
What character did Ayesha Omer play on Hum TV only in 2013?
Answer:
In 2013, Ayesha Omer played as Arzoo in Tanhai on Hum TV.