| Extras | B | LB | W | NB | Pen |
| 122 | 13 | 45 | 38 | 26 | | by Sussex | County Ground, Hove | 2001 | f45836 |
| 85 | 4 | 12 | 12 | 57 | | by Sussex | County Ground, Hove | 1999 | f44559 |
| 83 | 10 | 14 | 3 | 56 | | by Worcestershire | Trent Bridge, Nottingham | 1999 | f44385 |
| 81 | 10 | 21 | 2 | 48 | | by Sussex | The Saffrons, Eastbourne | 1993 | f40633 |
| 81 | 20 | 15 | 6 | 40 | | by Durham University Centre of Cricketing Excellence | Trent Bridge, Nottingham | 2002 | f46584 |
| 80 | 5 | 28 | 10 | 37 | | by Essex | Trent Bridge, Nottingham | 1999 | f44564 |
| 76 | 4 | 28 | 10 | 34 | | by Durham | Riverside Ground, Chester-le-Street | 1999 | f44473 |
| 75 | 10 | 13 | 14 | 38 | | by Hampshire | The Rose Bowl, Southampton | 2005 | f48821 |
| 73 | 14 | 35 | | 24 | | by Surrey | Trent Bridge, Nottingham | 1994 | f41188 |
| 73 | 2 | 27 | 14 | 30 | | by Middlesex | Trent Bridge, Nottingham | 2000 | f45231 |
| 71 | 4 | 23 | 14 | 30 | | by Derbyshire | Trent Bridge, Nottingham | 1997 | f43082 |
| 71 | 5 | 22 | 12 | 32 | | by Worcestershire | County Ground, New Road, Worcester | 2000 | f45196 |
| 70 | 21 | 15 | 4 | 30 | | by Kent | St Lawrence Ground, Canterbury | 1994 | f41080 |
| 70 | 17 | 15 | 18 | 20 | | by Middlesex | Lord's Cricket Ground, St John's Wood | 2001 | f45861 |
| 70 | 6 | 14 | 8 | 42 | | by Leicestershire | Doncaster Close, Oakham School | 2007 | f50089 |
| 70 | 13 | 27 | 2 | 28 | | by Durham | Trent Bridge, Nottingham | 2025 | f62905 |
| 69 | 11 | 26 | 2 | 30 | | by Leicestershire | Grace Road, Leicester | 1995 | f41786 |
| 68 | 6 | 17 | | 45 | | by Derbyshire | Trent Bridge, Nottingham | 1999 | f44504 |
| 68 | 15 | 12 | 17 | 24 | | by Durham | Riverside Ground, Chester-le-Street | 2001 | f45866 |
| 68 | 11 | 14 | 3 | 40 | | by Kent | Mote Park, Maidstone | 2003 | f47342 |
| 68 | 9 | 15 | 10 | 34 | | by Essex | Trent Bridge, Nottingham | 2007 | f50082 |
| 67 | 15 | 19 | 1 | 32 | | by Warwickshire | Edgbaston, Birmingham | 2003 | f47316 |
| 67 | 4 | 3 | 2 | 58 | | by Hampshire | The Rose Bowl, Southampton | 2006 | f49409 |
| 66 | 12 | 21 | 23 | 10 | | by Somerset | Recreation Ground, Bath | 2004 | f48015 |
| 66 | 11 | 16 | 16 | 18 | | by Surrey | The Brit Oval, Kennington | 2005 | f48660 |
| 66 | 5 | 32 | 1 | 28 | | by Derbyshire | The 3aaa County Ground, Derby | 2017 | f57965 |
| 65 | 8 | 18 | 5 | 34 | | by Kent | Spitfire Ground, St Lawrence, Canterbury | 2024 | f62354 |
| 64 | 9 | 21 | 10 | 24 | | by Northamptonshire | County Ground, Northampton | 1995 | f41885 |
| 64 | 8 | 18 | 2 | 36 | | by Lancashire | Old Trafford, Manchester | 1999 | f44401 |
| 64 | 16 | 13 | 5 | 30 | | by Surrey | Whitgift School, Croydon | 2003 | f47382 |
| 63 | 4 | 30 | 3 | 26 | | by Sussex | Trent Bridge, Nottingham | 1996 | f42391 |
| 63 | | 17 | 4 | 42 | | by Sussex | County Ground, Hove | 1997 | f43252 |
| 63 | 31 | 12 | | 20 | | by Somerset | The Cooper Associates County Ground, Taunton | 2019 | f59536 |
| 62 | 4 | 12 | 2 | 44 | | by Worcestershire | Chester Road North, Kidderminster | 1998 | f43816 |
| 62 | 16 | 20 | 6 | 20 | | by Gloucestershire | The Royal and Sun Alliance County Ground, Bristol | 1999 | f44464 |
| 62 | 12 | 18 | 4 | 28 | | by Sussex | The Brighton and Hove Jobs County Ground, Hove | 2013 | f54860 |
| 61 | 23 | 8 | 2 | 28 | | by Lancashire | Old Trafford, Manchester | 1993 | f40602 |
| 61 | 12 | 18 | 1 | 30 | | by Hampshire | Trent Bridge, Nottingham | 2004 | f48051 |
| 61 | 15 | 16 | | 30 | | by Oxford University Centre of Cricketing Excellence | The University Parks, Oxford | 2009 | f51625 |
| 61 | 26 | 19 | 2 | 14 | | by Hampshire | Newclose County Cricket Ground, Newport | 2019 | f59476 |
| 60 | 2 | 18 | 16 | 24 | | by Middlesex | John Walker's Ground, Southgate | 1999 | f44510 |
| 60 | 16 | 20 | | 24 | | by Lancashire | Trent Bridge, Nottingham | 2016 | f57161 |
| 60 | 23 | 16 | 5 | 16 | | by Warwickshire | Trent Bridge, Nottingham | 2021 | f60388 |