| 2005 | P Brown, B Richardson |
| 2006 | M Taylor, J Bowker-Praed |
| 2007 | M Jenkins, J Bowker-Praed |
| 2008 | M Jenkins, M Taylor |
| 2009 | M Jenkins, M Taylor |
| 2010 | C Wright, G Rickards |
| 2011 | S Buckland, M Jenkins |
| 2012 | No competition |
| 2013 | J Spence, G Whitfield |
| 2014 | |
| 2015 | |
| 2016 | |
| 2017 | |
| 2018 | |
| 2019 | |
| 2020 | |
