BIG BANG THEORY is Thursday's #1 Program in Viewers & Key Demos

Related: CBS

The Big Bang Theory was Thursday's #1 program in viewers and key demographics posting week-to-week growth and leading CBS to a nightly win, according to Nielsen preliminary live plus same day ratings for Feb. 7.

THE BIG BANG THEORY swept its time period, finishing first in households (11.2/18), viewers (18.85m), adults 25-54 (7.8/21), adults 18-49 (6.1/18) and adults 18-34 (4.3/15). The Big Bang Theory beat its closest competitor in adults 25-54 by +66% (vs. 4.7/12), in adults 18-49 by +61% (vs. 3.8/11) and by +43% in adults 18-34 (vs. 3.0/11) and by +6.53m viewers (vs. 12.32m, +53%). Compared to last week, The Big Bang Theory was up +3% in households (from 10.9/17), +10% in adults 25-54 (from 7.1/11), +13% in both adults 18-49 (from 5.4/16) and in adults 18-34 (from 3.8/13) and added +1.09m viewers (from 17.76m, +6%). The Big Bang Theory was the night's #1 program in households, viewers, adults 25-54, adults 18-49 and adults 18-34.

TWO AND A HALF MEN was first in households (8.6/13), viewers (14.15m) and adults 25-54 (5.6/14), and was second in adults 18-49 (4.1/11). Compared to last week, Two and a Half Men was up +2% in households (from 8.4/13), +4% in adults 25-54 (from 5.4/13), +5% in adults 18-49 (from 3.9/11) and added +450,000 viewers (from 13.70m, +3%).

At 9:00 PM, Person of Interest swept its time period, finishing first in households (9.3/14), viewers (15.16m), adults 25-54 (4.5/10) and adults 18-49 (3.2/08). Person of Interest beat "Grey's Anatomy" for the second straight week in adults 18-49. Person of Interest was the night's #1 drama in viewers, adults 25-54 and adults 18-49.

At 10:00 PM, Elementary was first in households (7.1/12), viewers (11.02m) and adults 25-54 (3.4/08), and was second in adults 18-49 (2.3/06). Compared to last week Elementary was up +1% in households (from 7.0/12), +3% in adults 25-54 (from 3.3/08), +5% in adults 18-49 (from 2.2/06) and added +120,000 viewers (from 10.90m, +1%).

For the night, CBS was first in households (8.8/14), viewers (14.23m), adults 25-54 (4.9/12) and adults 18-49 (3.5/10) for the second consecutive Thursday.