More Leno Viewers Vanish

But other networks fail to capitalize.

Last Updated: November 11, 2009 @ 6:21 AM

NBC’s exit from scripted series to air “The Jay Leno Show” weeknights at 10 p.m. has left 1.82 million young viewers up for grabs, and CBS and ABC have let most of them slip away six weeks into the television season.

CBS, based in New York, has lost 162,000 viewers in the 18-49 age group advertisers target, while ABC has added 245,000 this season through Nov. 1, according to Nielsen Co. data. Combined, CBS and ABC have gained 83,000 in the demographic. Fox doesn’t compete at 10 p.m.

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