via CBS press release:
"NCIS" Places First with 18 Million Viewers
"The Mentalist" Sees Nearly 16 Million Viewers
"Without a Trace" Wins Time Period
CBS placed first in viewers on Tuesday, maintaining its season-long nightly winning streak, according to preliminary Nielsen live plus same day ratings for Nov. 18.
At 8:00 PM, NCIS won its time period in households (10.9/17) and viewers (17.98m), while placing second in adults 25-54 (5.2/12) and adults 18-49 (3.5/09). NCIS has won its time period every week this season in viewers.
At 9:00 PM, THE MENTALIST was second in households (9.9/15), viewers (15.83m) and adults 25-54 (5.1/11, -0.1 behind ABC) while averaging a 3.5/08 in adults 18-49.
At 10:00 PM, WITHOUT A TRACE won its time period in households (7.8/13) and viewers (11.86m) and placed second in adults 25-54 (3.6/09) and adults 18-49 (2.6/07). WITHOUT A TRACE has won its time period in viewers for six consecutive broadcasts.
For the night, CBS was first in households (9.5/15), viewers (15.22m), second in adults 25-54 (4.6/11) and averaged a 3.2/08 in adults 18-49. With its regular lineup, CBS has been first every Tuesday this season in both households and viewers.