| Grant Seventies Trophy | ||
| 2003 | 72.32% | Carmel Ryall and Margaret Webb |
| 2004 | 73.30% | Peter Lewis and Julie Snell |
| 2005 | 73.85% | Chris Cook & Nigel Walsh |
| 2006 | 75.00% | Margaret Webb & David Earle |
| 2007 | 71.88% | Alan Hudson & David Arrighi |
| 2008 | 73.61% | Alastair Allan & Chris Cook |
| 2009 | 73.00 | Julie Snell & Alan Hudson |