From Sept. 15 through Sept. 20, CW grew 29% overall among its core 18-34 audience to a 1.71 rating and 24% among 18-49 viewers to a 1.5 rating when adding in DVR playback over seven days--so-called live-plus-seven-day ratings--according to Nielsen Media Research.
CW had the best-performing show in terms of growth from seven days of DVR playback, improving 56% to a 2.99 rating for a new "90210" episode. Right behind that came "America's Next Top Model," improving 41% to a 2.97 number for one of its new episodes.
Fox was right behind CW in terms of overall growth for a network. Fox added 23% in viewers to an average 2.55 rating among 18-34 viewers, and 22% to 18-49 viewers to a 2.77 average rating.
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The big three networks--NBC, ABC, and CBS--all posted 7% gains to their respective 18-49 viewer ratings after seven days. NBC went to a 2.92 rating, ABC to a 1.90, and CBS to a 1.96. But one caveat here is those networks had yet to debut their major shows for the new season.
Overall, the five networks added 11% to an average 2.24 rating after seven days among 18-49 viewers 13% to an average 1.84 rating for 18-34 viewers, and 7% to 6.7 million overall average viewers.
Fox's best results came from new episodes of "Terminator: The Sarah Connor Chronicles" (adding 44% to a 2.45 adult 18-49 rating), "House" (in its premiere, gaining 40% to a 6.63 adults 18-49 rating), and "Bones" (improving 39% to a 3.72 rating).
CBS' best show was "Big Brother 10," growing 35% to a 2.88 rating among 18-49 viewers. ABC's best came from "Wipeout"--a 17% gain to a 2.21 with the "Primetime Emmy Awards" pulling up another 12% to land at a 3.9 rating after seven days.
NBC scored its best for "America's Toughest Jobs"--a 19% hike to a 1.18 rating and a 16% improvement to a 3.4 rating for "Biggest Loser."