| Extras | B | LB | W | NB | Pen |
| 81 | 48 | 11 | 2 | 20 | | by Hampshire | College Ground, Cheltenham | 2021 | f60469 |
| 78 | 10 | 21 | 5 | 42 | | by Glamorgan | Sophia Gardens, Cardiff | 2006 | f49522 |
| 61 | 7 | 10 | 8 | 36 | | by Essex | County Ground, Bristol | 2006 | f49441 |
| 61 | 15 | 12 | 6 | 28 | | by Nottinghamshire | County Ground, Bristol | 2007 | f50034 |
| 60 | 3 | 36 | 1 | 20 | | by Northamptonshire | The Royal and Sun Alliance County Ground, Bristol | 1989 | f38051 |
| 60 | 7 | 7 | | 46 | | by Sussex | County Ground, Bristol | 2019 | f59584 |
| 56 | 2 | 9 | 3 | 42 | | by Surrey | Archdeacon Meadow, Gloucester | 1994 | f41108 |
| 55 | 4 | 12 | 3 | 36 | | by Surrey | The Brit Oval, Kennington | 2004 | f48023 |
| 54 | 13 | 6 | 6 | 29 | | by Northamptonshire | Archdeacon Meadow, Gloucester | 2003 | f47310 |
| 54 | 25 | 21 | | 8 | | by Leicestershire | Uptonsteel County Ground, Leicester | 2021 | f60447 |
| 53 | 10 | 2 | 6 | 35 | | by Glamorgan | College Ground, Cheltenham | 2006 | f49461 |
| 52 | 7 | 11 | 4 | 30 | | by Surrey | County Ground, Bristol | 2004 | f48001 |
| 51 | 1 | 3 | 1 | 46 | | by Worcestershire | County Ground, New Road, Worcester | 1994 | f41094 |
| 50 | | 13 | 7 | 30 | | by Glamorgan | Pen-y-Pound, Abergavenny | 1995 | f41878 |
| 50 | 7 | 15 | 2 | 26 | | by Surrey | County Ground, Bristol | 2006 | f49511 |
| 50 | 23 | 19 | 6 | 2 | | by Northamptonshire | County Ground, Bristol | 2011 | f53227 |
| 50 | 6 | 13 | 1 | 30 | | by Northamptonshire | College Ground, Cheltenham | 2022 | f60931 |
| 49 | 31 | 11 | 4 | 3 | | by Lancashire | Old Trafford, Manchester | 1896 | f4528 |
| 49 | 11 | 19 | 9 | 10 | | by Worcestershire | County Ground, New Road, Worcester | 1984 | f35352 |
| 49 | 1 | 9 | 3 | 36 | | by West Indians | The Royal and Sun Alliance County Ground, Bristol | 1995 | f41855 |
| 49 | 18 | 18 | 5 | 8 | | by Glamorgan | County Ground, Bristol | 2014 | f55678 |
| 47 | 24 | 22 | 1 | | | by Northamptonshire | County Ground, Northampton | 1954 | f20478 |
| 47 | 16 | 15 | | 16 | | by Glamorgan | Sophia Gardens, Cardiff | 2002 | f46709 |
| 46 | 12 | 18 | 4 | 12 | | by Yorkshire | The Royal and Sun Alliance County Ground, Bristol | 1986 | f36435 |
| 46 | 14 | 13 | 1 | 18 | | by Yorkshire | Abbeydale Park, Sheffield | 1991 | f39335 |
| 46 | 3 | 15 | | 28 | | by Derbyshire | Queen's Park, Chesterfield | 1998 | f43729 |
| 46 | 4 | 25 | 7 | 10 | | by Zimbabweans | Archdeacon Meadow, Gloucester | 2000 | f45164 |
| 46 | 6 | 29 | 1 | 10 | | by Northamptonshire | County Ground, Northampton | 2006 | f49484 |
| 46 | 8 | 8 | 2 | 28 | | by Sussex | The 1st Central County Ground, Hove | 2016 | f57212 |
| 46 | 12 | 14 | | 20 | | by Leicestershire | College Ground, Cheltenham | 2019 | f59550 |
| 45 | 11 | 8 | 6 | 20 | | by Northamptonshire | County Ground, Northampton | 1990 | f38883 |
| 45 | | 10 | | 35 | | by Australians | The Royal and Sun Alliance County Ground, Bristol | 1993 | f40552 |
| 45 | 6 | 10 | 1 | 28 | | by Middlesex | Archdeacon Meadow, Gloucester | 2004 | f48013 |
| 45 | 23 | 15 | 1 | 6 | | by Glamorgan | The SWALEC Stadium, Cardiff | 2010 | f52430 |
