Telewest backgrounder: Who, what why and where of one of the UK's broadband providers. News and background stuff.
BSkyB finds rich ITV pickings
By contrast, cable industry's financially fraught operators NTL and Telewest are thought to have lost a total of about 60,000 television customers in the corresponding period.
Sky chief executive Tony Ball is thought to be preparing to demonstrate to analysts a new high-speed internet product which he hopes will challenge the "triple play" of telephone, television and internet offered by the cable firms.
He is expected to take the wraps off a broadband-enabled set-top box which would provide fast downloads of information such as video and text to improve the look and speed of Sky's interactive services as well as opening the way for new income-generative services.
Analysts believe the company may also look at offering "always-on" broadband internet in conjunction with a big telephone firm such as BT on a revenue-sharing basis.