As at 1st April 2012
Statistics on gender, age, ethnicity and disability can be found in the downloadable spreadsheet below.
| Advisory Committee Area | No in post |
|---|---|
| Avon & Somerset | 841 |
| Bedfordshire | 248 |
| Berkshire | 333 |
| Birmingham and Heart of England | 798 |
| Black Country | 558 |
| Buckinghamshire & Oxfordshire | 541 |
| Cambridgeshire | 267 |
| Central and South London | 897 |
| Chesire | 451 |
| Cleveland | 344 |
| Cumbria | 230 |
| Derbyshire | 409 |
| Devon & Cornwall | 602 |
| Dorset | 286 |
| Durham | 272 |
| Dyfed Powys | 273 |
| Essex | 518 |
| Gloucestershire | 220 |
| Greater Manachester | 1611 |
| Gwent | 291 |
| Hampshire & Isle of Wight | 722 |
| Hertfordshire | 446 |
| Humber | 410 |
| Kent | 828 |
| Lancashire | 1080 |
| Leicestershire and Rutland | 392 |
| Lincolnshire | 305 |
| London West | 1039 |
| Merseyside | 769 |
| Mid & South Glamorgan | 489 |
| Norfolk | 353 |
| North and East London | 963 |
| North Wales | 397 |
| North Yorkshire | 344 |
| Northamptonshire | 340 |
| Northumbria | 901 |
| Nottinghamshire | 583 |
| South Yorkshire | 628 |
| Staffordshire | 433 |
| Suffolk | 226 |
| Surrey | 340 |
| Sussex | 663 |
| Warwickshire | 204 |
| West Glamorgan | 210 |
| West Mercia | 683 |
| West Yorkshire | 1177 |
| Wiltshire | 240 |
| Total | 25,155 |