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:
Zora Kerova
Table title:
Filmography
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Year </th><th colspan=1 rowspan=1 > Film </th><th colspan=1 rowspan=1 > Role </th><th colspan=1 rowspan=1 > Notes </th></tr>
<tr> <td colspan=1 rowspan=2 > 1978 </td><td colspan=1 rowspan=1 > La Febbre Americana </td><td colspan=1 rowspan=1 > Lisa </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > Le Evase - Storie di Sesso e di Violenze </td><td colspan=1 rowspan=1 > Anna </td><td colspan=1 rowspan=1 > Other title: Jailbirds (credited as Zora Keer) </td></tr>
<tr> <td colspan=1 rowspan=2 > 1979 </td><td colspan=1 rowspan=1 > Krehké Vztahy </td><td colspan=1 rowspan=1 > Bára </td><td colspan=1 rowspan=1 > Other title: The Fragile Relations (credited as Zora Ulla Kesslerová) </td></tr>
<tr> <td colspan=1 rowspan=1 > Terror Express </td><td colspan=1 rowspan=1 > Anna </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=3 > 1980 </td><td colspan=1 rowspan=1 > La Filles de Madame Claude </td><td colspan=1 rowspan=1 > Nathalie </td><td colspan=1 rowspan=1 > Other title: Gift Girls (cerdited as Zora Kerowa) </td></tr>
<tr> <td colspan=1 rowspan=1 > La Vera Storia della Monaca di Monza </td><td colspan=1 rowspan=1 > Sister Virginia de Leyva </td><td colspan=1 rowspan=1 > Other title: The True Story of the Nun of Monza </td></tr>
<tr> <td colspan=1 rowspan=1 > Antropophagus </td><td colspan=1 rowspan=1 > Carol </td><td colspan=1 rowspan=1 > Other title: Anthropophagus: The Grim Reaper </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=2 > 1981 </td><td colspan=1 rowspan=1 > Retez </td><td colspan=1 rowspan=1 > Marta </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > Cannibal Ferox </td><td class="highlighted"  colspan=1 rowspan=1 > Pat Johnson </td><td colspan=1 rowspan=1 > Other title: Make Them Die Slowly (credited as Zora Kerowa) </td></tr>
<tr> <td colspan=1 rowspan=5 > 1982 </td><td colspan=1 rowspan=1 > Vítr v Kapse </td><td colspan=1 rowspan=1 > Ilonka </td><td colspan=1 rowspan=1 > (credited as Zora-Ulla Kesslerová) </td></tr>
<tr> <td colspan=1 rowspan=1 > I Nuovi Barbari </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Other Title: The New Barbarians, Warriors of the Wasteland </td></tr>
<tr> <td colspan=1 rowspan=1 > Lo Squartatore di New York </td><td colspan=1 rowspan=1 > Eva </td><td colspan=1 rowspan=1 > Other title: The New York Ripper (credited as Zora Kerowa) </td></tr>
<tr> <td colspan=1 rowspan=1 > Sny o Zambezi </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Other title: Dreams About Zambezia </td></tr>
<tr> <td colspan=1 rowspan=1 > Liquid Sky </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 1983 </td><td colspan=1 rowspan=1 > Andel s Dáblem v Tele </td><td colspan=1 rowspan=1 > Zanet Azárt </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 1984 </td><td colspan=1 rowspan=1 > Fesák Hubert </td><td colspan=1 rowspan=1 > Ruza </td><td colspan=1 rowspan=1 > (credited as Zora-Ulla Keslerová) </td></tr>
<tr> <td colspan=1 rowspan=1 > 1985 </td><td colspan=1 rowspan=1 > Perinbaba </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=3 > 1988 </td><td colspan=1 rowspan=1 > Quandro Alice Ruppee lo Specchio </td><td colspan=1 rowspan=1 > Virginia Field </td><td colspan=1 rowspan=1 > Other title: Touch of Death, When Alice Broke the Looking Glass (credited as Zora Ulla Kesler) </td></tr>
<tr> <td colspan=1 rowspan=1 > Il Fantasma di Sodoma </td><td colspan=1 rowspan=1 > Succubus </td><td colspan=1 rowspan=1 > Other title: Sodoma's Ghost (uncredited) </td></tr>
<tr> <td colspan=1 rowspan=1 > Andel Svádí Dábla </td><td colspan=1 rowspan=1 > Zanet Azárt </td><td colspan=1 rowspan=1 > (credited as Ulla Kesler) </td></tr>
<tr> <td colspan=1 rowspan=1 > 1989 </td><td colspan=1 rowspan=1 > Luna di Sangue </td><td colspan=1 rowspan=1 > Mary </td><td colspan=1 rowspan=1 > Other title: Moon of Blood (credited as Ulla Z. Kesler) </td></tr>
<tr> <td colspan=1 rowspan=1 > 1990 </td><td colspan=1 rowspan=1 > Hansel e Gretel </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Other title: Hansel and Gretel </td></tr>
<tr> <td colspan=1 rowspan=2 > 1995 </td><td colspan=1 rowspan=1 > Mullo Tutto </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > Altrove </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > (credited as Ulla Zora Keselrova) </td></tr>
<tr> <td colspan=1 rowspan=1 > 1996 </td><td colspan=1 rowspan=1 > Papá Dice Messa </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 2006 </td><td colspan=1 rowspan=1 > La Radice del Male </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td></tr>
</table>
Question:
What year did Zora Kerova star as "Pat Johnson" in Cannibal Ferox?
Answer:
In 1981, Zora Kerova starred as "Pat Johnson" in Cannibal Ferox.