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:
Mark Lewis (storyteller)
Table title:
Filmography
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Year </th><th colspan=1 rowspan=1 > Title </th><th colspan=1 rowspan=1 > Role </th><th colspan=1 rowspan=1 > Other notes </th></tr>
<tr> <td colspan=1 rowspan=1 > 1995 </td><td class="highlighted"  colspan=1 rowspan=1 > Northern Exposure </td><td colspan=1 rowspan=1 > Rusty Keyes </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 1997 </td><td colspan=1 rowspan=1 > American River Journals </td><td colspan=1 rowspan=1 > Host </td><td colspan=1 rowspan=1 > Won 1997 TELLY Award </td></tr>
<tr> <td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > The Tonight Show with Jay Leno </td><td colspan=1 rowspan=1 > Guest Performer </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 2011 </td><td colspan=1 rowspan=1 > Grimm </td><td colspan=1 rowspan=1 > Robin's Grandfather </td><td colspan=1 rowspan=1 > Pilot (One Episode) </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 2012 </td><td class="highlighted"  colspan=1 rowspan=1 > Leverage </td><td class="highlighted"  colspan=1 rowspan=1 > Santa Claus/Jack </td><td class="highlighted"  colspan=1 rowspan=1 > "The Ho Ho Ho Job" </td></tr>
</table>
Question:
Which TV series did Mark Lewis perform in the year 1995 and 2012?
Answer:
Mark Lewis performed on the TV Northern Exposure in 1995 and The Ho Ho Ho Job's Leverage as Santa/Jack in 2012.