TV Ratings: '30 Rock' series finale up, 'Big Bang Theory' bests 'American Idol' in first head-to-head meeting

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30-rock-series-finale-ratings.jpgFast National ratings for Thursday, Jan. 31, 2013

The "30 Rock" series finale saw an increase of about a million viewers over last week's episode, sending it out on a relative high note in terms of ratings. Meanwhile, in the first head-to-head meeting of "American Idol" and "The Big Bang Theory" where "TBBT wasn't a rerun, "Big Bang" beat the music competition show by over 4.5 million viewers.

And over on NBC, "Do No Harm" premiered to a low 3.1 million viewers and a 2.1/4 share.

CBS' lineup of new programming earned it a win with 14 million viewers and an 8.7 rating/14 share in households. FOX was neat with 9.6 million and a 5.7/9, followed by ABC at 7.1 million and a 4.9/8 and NBC at 4.1 million, 2.6/4. The CW was fifth at 2.2 million and a 1.3/2.

IN the adults 18-49 demo, CBS also won, but narrowly. The Eye and FOX finished 1-2 with a 3.4 and a 3.3, respectively. ABC was third at 2.2, NBC fourth at 1.6 and the CW fifth at 1.0.

Thursday hour by hour:

8 p.m.

CBS: "Big Bang Theory" (17.5 million, 10.8/17)/"Two and a Half Men" (13.7 million, 8.4/13)
FOX: "American Idol" (13.7 million viewers, 7.9/12 households)
ABC: "Shark Tank" rerun (4.6 million, 3.1/5)
NBC: "30 Rock" series finale (4.8 million, 3.0/5)
The CW: "The Vampire Diaries" (2.6 million, 1.6/2)

18-49 leader: "Big Bang Theory" (5.3)

9 p.m.

"Person of Interest" (15.6 million, 9.5/15)
ABC: "Grey's Anatomy" (8.8 million, 6.1/9)
FOX: "Glee" (5.5 million, 3.5/5)
NBC: "The Office," two episodes (4.2 million, 2.7/4)
The CW: "Beauty and the Beast" (1.7 million, 1.1/2)

18-49 leader: "Person of Interest" (3.2)

10 p.m.

"Elementary" (10.8 million, 6.9/12)
ABC: "Scandal" (8.1 million, 5.6/9)
NBC: "Do No Harm" premiere (3.1 million, 2.1/4)

18-49 leader: "Scandal" (2,7)

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/Video credit: NBC