CBS's BIG BANG THEORY Tops 'American Idol' in Key Demographics

A rebroadcast of NCIS delivered more than 13 million viewers, more than any scripted program on the competition, the 100th episode of THE BIG BANG THEORY topped "American Idol" in adults 18-49 and ROB retained 85% of its premiere in viewers and adults 18-49, according to Nielsen live plus same day ratings for the week ending January 22, Week 18 of the 2011-2012 season.

THE BIG BANG THEORY was also the week's top scripted series in adults 18-49 and adults 25-54, while PERSON OF INTEREST matched series highs in key demographics.

For the week in viewers: CBS (9.31m), FOX with the NFC Championship Game (21.25m), ABC (6.67m) and NBC (5.78m). Season-to-date: CBS (12.18m), FOX (9.10m), ABC (8.51m) and NBC (7.34m).

For the week in key demographics, CBS was second in adults 25-54 (2.9/07) and tied for second adults 18-49 (2.1/05, with ABC). Season-to-date, CBS is first in adults 25-54 (4.1/10) and second in adults 18-49 (3.2/09, -0.1 behind FOX). Season-to-date, CBS is up +4% in households, +1% in viewers, +3% in adults 18-49 and even in adults 25-54.

For the week in households: CBS (5.9/09), FOX (11.6/18), ABC (4.2/07) and NBC (3.7/06). Season-to-date: CBS (7.6/12), ABC and FOX (5.4/09, each) and NBC (4.6/07).

CBS top programs of the week: #6 THE BIG BANG THEORY (an average of 15.84m viewers), #7 PERSON OF INTEREST (14.40m), #8 THE MENTALIST (14.22m), #10 NCIS (R) (13.23m), #11 TWO AND A HALF MEN (13.02m), #12 CRIMINAL MINDS (13.00m), #14 CSI: CRIME SCENE INVESTIGATION (12.02m), #16 ROB (11.41m), #17 2 BROKE GIRLS (11.40m), #18 MIKE & MOLLY (11.09m), #19 HAWAII FIVE-0 (10.73m), #20 HOW I MET YOUR MOTHER (10.08m), #24 NCIS: LOS ANGELES (R) (9.40m), #26 UNDERCOVER BOSS (9.25m), #27 NCIS WEDNESDAY SPECIAL (R) (S) (9.00m) and #29 BLUE BLOODS (R) (8.55m).