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:
List of Swimming World Swimmers of the Year
Table title:
Open Water Swimmers of the Year
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Year </th><th colspan=1 rowspan=1 > Female Winner </th><th colspan=1 rowspan=1 > Nationality </th><th colspan=1 rowspan=1 > Male Winner </th><th colspan=1 rowspan=1 > Nationality </th></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 2005 </td><td colspan=1 rowspan=1 > Edith van Dijk </td><td colspan=1 rowspan=1 > Netherlands </td><td class="highlighted"  colspan=1 rowspan=1 > Thomas Lurz Chip Peterson </td><td class="highlighted"  colspan=1 rowspan=1 > Germany United States </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 2006 </td><td class="highlighted"  colspan=1 rowspan=1 > Larisa Ilchenko </td><td class="highlighted"  colspan=1 rowspan=1 > Russia </td><td class="highlighted"  colspan=1 rowspan=1 > Thomas Lurz </td><td class="highlighted"  colspan=1 rowspan=1 > Germany </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 2007 </td><td class="highlighted"  colspan=1 rowspan=1 > Larisa Ilchenko </td><td class="highlighted"  colspan=1 rowspan=1 > Russia </td><td colspan=1 rowspan=1 > Vladimir Dyatchin </td><td colspan=1 rowspan=1 > Russia </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 2008 </td><td class="highlighted"  colspan=1 rowspan=1 > Larisa Ilchenko </td><td class="highlighted"  colspan=1 rowspan=1 > Russia </td><td colspan=1 rowspan=1 > Maarten van der Weijden </td><td colspan=1 rowspan=1 > Netherlands </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 2009 </td><td colspan=1 rowspan=1 > Keri-Anne Payne </td><td colspan=1 rowspan=1 > United Kingdom </td><td class="highlighted"  colspan=1 rowspan=1 > Thomas Lurz </td><td class="highlighted"  colspan=1 rowspan=1 > Germany </td></tr>
<tr> <td colspan=1 rowspan=1 > 2010 </td><td colspan=1 rowspan=1 > Martina Grimaldi </td><td colspan=1 rowspan=1 > Italy </td><td colspan=1 rowspan=1 > Valerio Cleri </td><td colspan=1 rowspan=1 > Italy </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 2011 </td><td colspan=1 rowspan=1 > Keri-Anne Payne </td><td colspan=1 rowspan=1 > United Kingdom </td><td class="highlighted"  colspan=1 rowspan=1 > Thomas Lurz Spyridon Gianniotis </td><td class="highlighted"  colspan=1 rowspan=1 > Germany Greece </td></tr>
<tr> <td colspan=1 rowspan=1 > 2012 </td><td colspan=1 rowspan=1 > Éva Risztov </td><td colspan=1 rowspan=1 > Hungary </td><td colspan=1 rowspan=1 > Oussama Mellouli </td><td colspan=1 rowspan=1 > Tunisia </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 2013 </td><td colspan=1 rowspan=1 > Poliana Okimoto </td><td colspan=1 rowspan=1 > Brazil </td><td class="highlighted"  colspan=1 rowspan=1 > Thomas Lurz </td><td class="highlighted"  colspan=1 rowspan=1 > Germany </td></tr>
<tr> <td colspan=1 rowspan=1 > 2014 </td><td colspan=1 rowspan=1 > Sharon van Rouwendaal </td><td colspan=1 rowspan=1 > Netherlands </td><td colspan=1 rowspan=1 > Andrew Gemmell </td><td colspan=1 rowspan=1 > United States </td></tr>
<tr> <td colspan=1 rowspan=1 > 2015 </td><td colspan=1 rowspan=1 > Aurélie Muller </td><td colspan=1 rowspan=1 > France </td><td colspan=1 rowspan=1 > Jordan Wilimovsky </td><td colspan=1 rowspan=1 > United States </td></tr>
<tr> <td colspan=1 rowspan=1 > 2016 </td><td colspan=1 rowspan=1 > Sharon van Rouwendaal </td><td colspan=1 rowspan=1 > Netherlands </td><td colspan=1 rowspan=1 > Ferry Weertman </td><td colspan=1 rowspan=1 > Netherlands </td></tr>
<tr> <td colspan=1 rowspan=1 > 2017 </td><td colspan=1 rowspan=1 > Aurélie Muller </td><td colspan=1 rowspan=1 > France </td><td colspan=1 rowspan=1 > Ferry Weertman </td><td colspan=1 rowspan=1 > Netherlands </td></tr>
<tr> <td colspan=1 rowspan=1 > 2018 </td><td colspan=1 rowspan=1 > Sharon van Rouwendaal </td><td colspan=1 rowspan=1 > Netherlands </td><td colspan=1 rowspan=1 > Kristof Rasovszky </td><td colspan=1 rowspan=1 > Hungary </td></tr>
</table>
Question:
Who are the most successful men and women swimmers of the Open Water Swimmers of the Year?
Answer:
Thomas Lurz of Germany has won the Open Water Swimmers of the Year award five times, triumphing in 2005, 2006, 2009, 2011 and 2013, while Russia's Larisa Ilchenko has won three years in a row (2006–2008).