via press release:
"NCIS" TOPS TUESDAY IN VIEWERS AND ADULTS 18-49
"NCIS: Los Angeles" Sweeps its Time Period with Largest Audience Since Premiere Week
CBS Places First in the Night in Viewers, Adults 18-49 and Adults 25-54
NCIS was Tuesday's #1 program in viewers and key demographics and NCIS: LOS ANGELES won its time period in key ratings measures, leading CBS to a first place finish on the night in viewers and adults 18-49 (tie), according to Nielsen preliminary live plus same day ratings for Dec. 13.
NCIS was first in households (11.8/19), viewers (19.03m), adults 25-54 (5.1/13) and adults 18-49 (3.5/10).
NCIS: LOS ANGELES was first in households (10.2/15), viewers (16.35m), adults 25-54 (4.4/10) and adults 18-49 (3.0/08). Compared to the last first-run episode (on Nov. 22, 2011), NCIS: LOS ANGELES was up +2% in adults 25-54 (from 4.3/10), even in adults 18-49 and added +2.25m viewers (from 14.10m, +16%). NCIS: LOS ANGELES posted its largest audience since its season premiere (Sept. 20, 2011).
UNFORGETTABLE was first in households (7.2/12) and viewers (11.20m) and second in both adults 25-54 (3.1/07) and adults 18-49 (2.1/06).
For the night, CBS was first in households (9.7/15), viewers (15.53m), adults 25-54 (4.2/10) and adults 18-49 (2.9/08, tie FOX). CBS won its 12th Tuesday in 13 weeks in viewers, third consecutive week in adults 25-54 and was first in adults 18-49 for the second time in three weeks.
Updated Tuesday ratings will be available this afternoon.