via press release:
"NCIS" TOPS TUESDAY IN VIEWERS AND IS THE NIGHT’S #1 SCRIPTED PROGRAM IN KEY DEMOGRAPHICS
"NCIS: Los Angeles" Wins Time Period in Viewers with its Largest Audience Since its Season Premiere
"Person of Interest" Posts Growth in Viewers from its Last Original Episode
CBS Wins Night in Viewers
NCIS was Tuesday's top program in viewers and the night’s #1 scripted program in key demographics, while NCIS: LOS ANGELES won its time period in viewers with its largest audience since the season premiere, according to Nielsen preliminary live plus same day ratings for Dec. 17.
NCIS was first in viewers (19.41m), adults 25-54 (4.2/11) and adults 18-49 (2.8/09). NCIS was the night's #1 program in viewers and the night’s top scripted program in adults 25-54 and adults 18-49.
NCIS: LOS ANGELES was first in viewers (15.29m) and second in adults 25-54 (3.5/09) and adults 18-49 (2.4/07). Compared to last week, NCIS: LOS ANGELES was even in both adults 25-54 and adults 18-49 and added +50,000 viewers (from 15.24m). For the second consecutive week, NCIS: LOS ANGELES posted its largest audience since the season premiere.
At 10:00 PM, PERSON OF INTEREST was second in viewers (12.10m), adults 25-54 (2.9/07) and adults 18-49 (1.9/06). Compared to the last first-run episode (Nov. 26, 2013), PERSON OF INTEREST added +210,000 viewers (from 11.89m, +2%).
For the night, CBS was first in households (9.8/16), first in viewers (15.60m) for the 11th time in 13 weeks, and second in both adults 25-54 (3.5/09) and adults 18-49 (2.4/07).
Updated Tuesday ratings will be available later today.