| 1 | 195 | GR Treagus & HJH Loudon | Hampshire Cricket Board v Sussex Cricket Board | Sea Lane, Middleton-on-Sea | mint335 |
| 2 | 187 | | Surrey Cricket Board v Hertfordshire | Imber Court, East Molesey | mint326 |
| 3 | 156* | | Devon v Shropshire | Lord's Cricket Ground, St John's Wood | mint363 |
| 4 | 204 | | Devon v Gloucestershire Cricket Board | Bristol University Sports Ground, Bristol | mint312 |
| 5 | 181* | DM Ward & AD Griffin | Hertfordshire v Bedfordshire | Denis Compton Oval, Shenley | mint350 |
| 6 | 138 | CJ Sharp & SD Lerigo | Essex Cricket Board v Norfolk | County Ground, Lakenham | mint341 |
| 7 | 108* | | Lancashire Cricket Board v Shropshire | Priorslee Road, Shifnal | mint294 |
| 8 | 81 | | Wiltshire v Warwickshire Cricket Board | King Edward's School Birmingham Ground, Birmingham | mint355 |
| 9 | 49 | | Devon v Surrey Cricket Board | The Recreation Ground, Bovey Tracey | mint361 |
| 10 | 63* | | Wiltshire v Devon | Ottermouth, Budleigh Salterton | mint357 |