| Series | Year      | Rank    | Average audience share |
| 1      | 1992      | Unknown | 14.50m                 |
| 2      | 1993      | Unknown | Unknown                |
| 3      | 1993      | Unknown | Unknown                |
| 4      | 1994      | Unknown | Unknown                |
| 5      | 1995      | Unknown | Unknown                |
| 6      | 1996      | Unknown | 14.60m                 |
| 7      | 1997–1998 | Unknown | 15.82m                 |
| 8      | 1998–1999 | 5th     | 14.35m                 |
| 9      | 1999–2000 | 6th     | 13.71m                 |
| 10     | 2000–2001 | 5th     | 13.21m                 |
| 11     | 2001–2002 | 6th     | 10.77m                 |
| 12     | 2002–2003 | 7th     | 11.29m                 |
| 13     | 2003–2004 | 8th     | 13.11m                 |
| 14     | 2004–2005 | 10th    | 8.77m                  |
| 15     | 2005–2006 | 10th    | 8.42m                  |
| 16     | 2006–2007 | 8th     | 7.80m                  |
| 17     | 2007–2008 | 11th    | 6.90m                  |
| 18     | 2008–2010 | 15th    | 5.44m (Incl. ITV HD)   |