idol katie lilly 320 TV ratings: 'American Idol' top 12, CBS dramas top ThursdayFast National ratings for Thursday, March 11, 2010

The announcement of this season’s “American Idol” top 12 scored Thursday night’s best ratings, but CBS ended up leading the viewer race on the strength of “CSI” and “The Mentalist.”

The two dramas helped CBS lead the night in viewers as the network averaged 14.5 million people and an 8.8 rating/15 share in households. FOX (13.4 million, 7.9/13) finished second, a good bit ahead of third-place ABC (7.8 million, 5.3/9), which saw “Grey’s Anatomy” continue to struggle some. NBC (5.8 million, 3.6/6) came in fourth, and an evening of reruns on The CW trailed with 1.4 million viewers and a 1.0/2.

FOX coasted to a win in the adults 18-49 demographic, drawing a 4.7 rating. CBS took second with a 3.4. NBC’s 2.7 edged ABC’s 2.6 for third, while The CW posted a 0.5.

Thursday’s hourly numbers:

8 p.m.

FOX: “American Idol” results (19.15 million viewers, 11.1/18 households)
CBS: “Survivor: Heroes vs. Villains” (12.1 million, 7.0/11)
NBC: “Community” (4.7 million, 3.0/5)/”Parks and Recreation” (4.6 million, 3.0/5)
ABC: “Grey’s Anatomy” rerun (4.4 million, 3.2/5)
The CW: “The Vampire Diaries” rerun (1.5 million, 1.1/2)

18-49 leader: “American Idol” (6.2)

9 p.m.

CBS: “CSI” (15.4 million, 9.4/15)
ABC: “Grey’s Anatomy” (11 million, 7.2/12)
FOX: “Kitchen Nightmares” (7.6 million, 4.7/8)
NBC: “The Office” (7.5 million, 4.4/7)/”30 Rock” (5.9 million, 3.5/6)
The CW: “Supernatural” rerun (1.4 million, 1.0/2)

18-49 leader: “Grey’s Anatomy” (4.0)

10 p.m.

CBS: “The Mentalist” (16 million, 10.0/18)
ABC: “Private Practice” (7.9 million, 5.5/10)
NBC: “The Marriage Ref” (6 million, 3.9/7)

18-49 leader: “The Mentalist” (3.4)

Ratings information includes live and same-day DVR viewing. All numbers are preliminary and subject to change. Source: The Nielsen Company.

More ratings at Zap2it: Daily, weekly and cable

Photo credit: FOX

Posted by:Rick Porter