| UKK1 Gloucestershire, Wiltshire and Bristol/Bath area | ||
| 0 | 1990 | 10.8 |
| 1 | 1991 | 10.6 |
| 2 | 1992 | 10.4 |
| 3 | 1993 | 10.7 |
| 4 | 1994 | 10.1 |
| 5 | 1995 | 10.5 |
| 6 | 1996 | 10.2 |
| 7 | 1997 | 10.2 |
| 8 | 1998 | 10.0 |
| 9 | 1999 | 10.2 |
| 10 | 2000 | .. |
| 11 | 2001 | 9.8 |
| 12 | 2002 | 9.9 |
| 13 | 2003 | 10.0 |
| 14 | 2004 | .. |
| 15 | 2005 | .. |
| 16 | 2006 | .. |