| 11 | MD Crowe | 1986/87 |
| 9 | BF Smith | 2000/01 |
| 8 | MS Sinclair | 2005/06 |
| 8 | MS Sinclair | 2008/09 |
| 8 | WA Young | 2014/15 |
| 8 | WA Young | 2015/16 |
| 8 | GR Hay | 2017/18 |
| 7 | TE Blain | 1990/91 |
| 7 | MS Sinclair | 1996/97 |
| 7 | MS Sinclair | 2003/04 |
| 7 | PJ Ingram | 2010/11 |
| 7 | MS Sinclair | 2011/12 |
| 7 | JA Raval | 2012/13 |
| 7 | TC Bruce | 2014/15 |