The latest TV viewing figures, for October 2009, show that Channel 4 recorded a 0.9 percentage point fall on October 2008.
BBC One and ITV1 were also down year on year, as were Five and BBC Two.
Other channels managed to record an increase, however.
All Viewing
Channel 4’s viewing share fell to 6.1% in October 2009, from 7% in October 2008, while ITV1 was down 0.3 percentage points year on year to 19.1%.
The X Factor continued to do the business for ITV1 during October, picking up peak viewing figures of around 14 million.
It was up against BBC One’s hit dancing show Strictly Come Dancing which also did well last month, although it could not prevent the channel’s viewing share dropping by 0.4 percentage points year on year, to 20.8%.
BBC Two was also down by 0.4 percentage points year on year, to 7.2%, while Five fell 0.3% percentage points to 4.8%.
Other channels were up 2.4 percentage points year on year, to 41.3%.
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Digital Viewing
It was a brighter picture in digital homes, with ITV1 and BBC One both seeing their viewing shares increase by 0.4 percentage points year on year. BBC One’s share now stands at 20% while ITV1’s is 18.5%.
BBC Two also enjoyed a rise, of 0.2 percentage points, to 6.7%.
There was not such good news for Channel 4 and Five, down 0.5 and 0.1 percentage points respectively in digital homes. Channel 4’s viewing share now stands at 5.8%, while Five’s is 4.7%.
Other channels remained relatively static year on year, at 43.6%.
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Data to form this report can be found in the Television database. For any assistance please contact the helpdesk on 020 7439 7575.