Editing Pro40 (section)

===National League===
{| class="wikitable"
! rowspan=2| Season
! colspan=2| 1st Division
! colspan=2| 2nd Division
|-
! Champions
! Relegated
! Champions
! (Also) Promoted
|-
|colspan=5|'''[[NatWest]] Pro40'''
|-
|[[2009 NatWest Pro40|2009]]||Sussex||Not applicable||Warwickshire||Not applicable
|-
|[[2008 NatWest Pro40|2008]]||Sussex||Middlesex, Lancashire||Essex||Yorkshire
|-
|[[2007 NatWest Pro40|2007]]||Worcestershire||Warwickshire, Essex, Northamptonshire||Durham||Somerset, Middlesex<ref>Middlesex beat Northamptonshire in Play-Off match</ref>
|-
|[[2006 NatWest Pro 40|2006]]||Essex||Glamorgan, Durham, Middlesex||Gloucestershire||Worcestershire, Hampshire<ref>Hampshire beat Glamorgan in Play-Off match</ref>
|-
|colspan=5|'''[[The Tote|totesport]] League'''
|-
|[[2005 totesport League|2005]]||Essex||Gloucestershire, Worcestershire, Hampshire||Sussex||Durham, Warwickshire
|-
|[[2004 totesport League|2004]]||Glamorgan||Warwickshire, Kent, Surrey||Middlesex||Worcestershire, Nottinghamshire
|-
|colspan=5|'''National League'''
|-
|[[2003 ECB National League|2003]]||Surrey||Leicestershire, Yorkshire, Worcestershire||Lancashire||Northamptonshire, Hampshire
|-
|colspan=5|'''[[Norwich Union]] League'''
|-
|[[2002 Norwich Union League|2002]]||Glamorgan||Somerset, Durham, Nottinghamshire||Gloucestershire||Surrey, Essex
|-
|[[2001 Norwich Union League|2001]]||Kent||Gloucestershire, Surrey, Northamptonshire||Glamorgan||Durham, Worcestershire
|-
|colspan=5|'''[[Norwich Union]] National League'''
|-
|[[2000 Norwich Union National League|2000]]||Gloucestershire||Worcestershire, Lancashire, Sussex||Surrey||Nottinghamshire, Warwickshire
|-
|colspan=5|'''CGU National League'''
|-
|[[1999 CGU National League|1999]]||Lancashire||Warwickshire, Hampshire, Essex||Sussex||Somerset, Northamptonshire
|}