[Tom]

From IBB:

Regular Series:

* Series 1 (2000) - 4.5m
* Series 2 (2001) - 4.5m
* Series 3 (2002) - 5.8m
* Series 4 (2003) - 4.6m
* Series 5 (2004) - 5.1m
* Series 6 (2005) - 4.6m
* Series 7 (2006) - 4.7m
* Series 8 (2007) - 3.9m

Celebrity Series:

* Series 1 (2001) - 5.2m
* Series 2 (2002) - 4.4m
* Series 3 (2005) - 4.3m
* Series 4 (2006) - 4.9m
* Series 5 (2007) - 4.6m

Regular Series

* Most Watched Series: 5.8m (BB3, 2002)
* Least Watched Series: 3.9m (BB8, 2007)
* Most Watched Launch: 7.2m (BB5, 2004)
* Least Watched Launch: 3.5m (BB2, 2001)
* Most Watched Final: 10.0m (BB3, 2002: Kate Wins)
* Least Watched Final: 5.6m (BB8, 2007: Brian Wins)
* Most Watched Eviction: 8.0m (BB3, 2002: Tim Evicted)
* Least Watched Eviction: 3.0m (BB9, 2008: Belinda Evicted)
* Most Watched Highlights Show: 7.2m (BB3, 2002: Wednesday Week 8)
* Least Watched Highlights Show: 1.9m (BB1, 2000: Friday Week 1)

Celebrity Series

* Most Watched Series: 5.2m (CBB1, 2001)
* Least Watched Series: 4.3m (CBB3, 2005)
* Most Watched Launch: 7.6m (CBB2, 2002)
* Least Watched Launch: 4.6m (CBB1, 2001)
* Most Watched Final: 6.1m (CBB4, 2006: Chantelle Wins)
* Least Watched Final: 5.4m (CBB2, 2002: Mark Wins)
* Most Watched Eviction: 8.8m (CBB5, 2007: Jade Evicted)
* Least Watched Eviction: 3.8m (CBB5, 2007: Carole Evicted)
* Most Watched Highlights Show: 5.9m (CBB5, 2007: Thursday Week 3)
* Least Watched Highlights Show: 2.3m (CBB2, 2002: Saturday Week 2)