Fast National ratings for Wednesday, December 7, 2011.
 
While FOX got fine numbers from "The X Factor" and ABC's "Modern Family" delivered the night's biggest key demo audience, CBS ended up triumphing in Wednesday's main ratings races thanks to "Survivor: South Pacific" and "Criminal Minds."
 
Among adults 18-49, CBS averaged a 3.1 rating, nipping the 3.0 ratings for ABC and FOX in the key demographic. NBC Was a distant fourth with a 1.6 rating, doubling up the 0.8 rating for The CW.
 
Overall, CBS had a bit more of a cushion, averaging an estimated 11.62 million viewers in primetime along with a 7.1 rating/11 share. ABC and FOX both posted a 5.3/8, but FOX averaged 9.27 million viewers, compared to 8.35 million for ABC. NBC was fourth with 6.12 million viewers and a 4.0/6, while The CW averaged 1.81 million viewers and a 1.2/2 for the night.
 
[Univision averaged 3.69 million viewers and a 1.6 rating among adults 18-49 for Wednesday primetime.]
 
8 p.m. - "Survivor: South Pacific" started primetime in first for CBS with 11.535 million viewers and a 3.3 rating among adults 18-49, both up from last week. FOX's "The X Factor" averaged 10.44 million viewers and a 3.3 key demo rating in its first hour, down from last week in the key demo, but slightly up in viewers. ABC finished a solid third with "The Middle" (8.81 million viewers and a 2.8 key demo) and "Suburgatory" (8.04 million viewers and a 2.8 key demo rating). On NBC, a new "Up All Night" (4.96 million viewers and a 1.8 key demo) and an "Up All Night" repeat (3.835 million viewers and a 1.4 key demo) finished fourth. The CW's "America's Next Top Model" repeat averaged 1.26 million viewers.
 
9 p.m. - CBS stayed in first overall in the 9 p.m. hour with the 12.26 million viewers for "Criminal Minds," which finished second for the hour with a 3.4 rating among adults 18-49. ABC's "Modern Family" (12.13 million viewers and a 5.0 key demo rating) and "Happy Endings" (6.53 million viewers and a 2.9 key demo) topped the hour in the key demo and finished second overall. FOX's "The X Factor" drew 10.78 million viewers and a 3.4 key demo rating for its half-hour, but "I Hate My Teenage Daughter" fell to 5.42 million viewers and a 2.1 key demo rating, way down from last week's premiere, though "X Factor" was also way down from its 9 p.m. numbers from last week. NBC's "Harry's Law" averaged 7.04 million viewers and a 1.2 key demo rating for fourth. The CW got a big boost for the finale of "America's Next Top Model" and drew 2.35 million viewers and a 1.0 key demo rating, the show's biggest audience since last April.
 
10 p.m. - "CSI: Crime Scene Investigation" won the 10 p.m. hour with 11.07 million viewers and a 2.5 rating among adults 18-49. ABC's "Revenge" was second with 7.305 million viewers and a 2.4 key demo rating. Third place went to NBC's "Law & Order: Special Victims Unit" with 6.93 million viewers and a 1.9 key demo rating.
 
All ratings information comes from preliminary Fast National Nielsen data, which includes live and same-day DVR viewing. All numbers are subject to change.
Dan-feinberg-med
A long-time member of the TCA Board and a longer-time blogger of "American Idol," Dan Fienberg writes about TV, except for when he writes about movies or sometimes writes about the Red Sox. But never music. He would sound stupid talking about music.