| Year | Winner | Runner-up | % Correct |
|---|---|---|---|
| 2020/21 | Harlequins | Exeter | 100%
|
| 2021/22 | Leicester | Saracens | 100%
|
| 2023/24 | Northampton | Bath | 100%
|
| 2022/23 | Saracens | Sale | 100%
|
| 2019/20 | Exeter | Wasps | 86%
|
| 2018/19 | Saracens | Exeter | 86%
|
| 2017/18 | Saracens | Exeter | 86%
|
| 2016/17 | Exeter | Wasps | 57%
|
| 2012/13 | Leicester | Northampton | 57%
|
| 2015/16 | Saracens | Exeter | 57%
|
| 2014/15 | Saracens | Bath | 57%
|
| 1995/96 | Bath | Leicester | 43%
|
| 2011/12 | Harlequins | Leicester | 43%
|
| 2013/14 | Northampton | Saracens | 43%
|
| 1993/94 | Bath | Leicester | 29%
|
| 1992/93 | Bath | Gloucester | 29%
|
| 1991/92 | Bath | Orrell | 29%
|
| 1990/91 | Bath | Wasps | 29%
|
| 1988/89 | Bath | Gloucester | 29%
|
| 2009/10 | Leicester | Saracens | 29%
|
| 2008/09 | Leicester | London Irish | 29%
|
| 2006/07 | Leicester | Gloucester | 29%
|
| 2001/02 | Leicester | Sale | 29%
|
| 2000/01 | Leicester | Wasps | 29%
|
| 1999/00 | Leicester | Bath | 29%
|
| 1998/99 | Leicester | Northampton | 29%
|
| 1994/95 | Leicester | Bath | 29%
|
| 1987/88 | Leicester | Wasps | 29%
|
| 2005/06 | Sale | Leicester | 29%
|
| 2010/11 | Saracens | Leicester | 29%
|
| 2007/08 | Wasps | Leicester | 29%
|
| 2004/05 | Wasps | Leicester | 29%
|
| 2003/04 | Wasps | Bath | 29%
|
| 2002/03 | Wasps | Gloucester | 29%
|
| 1996/97 | Wasps | Bath | 29%
|
| 1989/90 | Wasps | Gloucester | 29%
|
| 1997/98 | Newcastle | Saracens | 14%
|