| Inns and 248 runs | Lancashire v Somerset | Old Trafford, Manchester | f7945 |
| Inns and 242 runs | Kent v Gloucestershire | College Ground, Cheltenham | f8085 |
| Inns and 198 runs | Kent v Middlesex | Lord's Cricket Ground, St John's Wood | f7926 |
| Inns and 165 runs | Middlesex v Sussex | The Saffrons, Eastbourne | f8089 |
| Inns and 152 runs | Middlesex v Somerset | Lord's Cricket Ground, St John's Wood | f7979 |
| Inns and 150 runs | Kent v Middlesex | St Lawrence Ground, Canterbury | f8066 |
| Inns and 143 runs | Surrey v Nottinghamshire | Kennington Oval, Kennington | f8069 |
| Inns and 142 runs | Yorkshire v Derbyshire | Queen's Park, Chesterfield | f7943 |
| Inns and 142 runs | Kent v Sussex | Central Recreation Ground, Hastings | f8022 |
| Inns and 131 runs | Surrey v Northamptonshire | Kennington Oval, Kennington | f8057 |
| Inns and 129 runs | Lancashire v Worcestershire | Old Trafford, Manchester | f8019 |
| Inns and 125 runs | Nottinghamshire v Lancashire | Trent Bridge, Nottingham | f8007 |
| Inns and 124 runs | Middlesex v Gloucestershire | Lord's Cricket Ground, St John's Wood | f8006 |
| Inns and 119 runs | Hampshire v Warwickshire | Edgbaston, Birmingham | f8033 |
| Inns and 118 runs | Surrey v Leicestershire | Aylestone Road, Leicester | f8112 |
| Inns and 112 runs | Lancashire v Northamptonshire | County Ground, Northampton | f8074 |
| Inns and 111 runs | Lancashire v Yorkshire | Old Trafford, Manchester | f8067 |
| Inns and 101 runs | Yorkshire v Derbyshire | Park Avenue Cricket Ground, Bradford | f8058 |
