After seventeen weeks of the 2011-12 TV season (through 1/15/12), CBS is ahead of FOX in the advertiser prized adults 18-49 ratings for the season with a 3.2 average(up 7% vs. last season) to Fox's 3.0 rating (up 15% vs. last season). ABC (even vs last season) and NBC (down 11% vs. last season) are currently tied in third with a 2.5 rating. Univision is in fifth with a 1.5 rating average (even). CW is sixth with a 0.8 rating average (down 27% vs. last season).
Among total viewers, CBS is comfortably ahead for the season averaging 12.29 million viewers. ABC is second with 8.54m, followed by FOX with 8.36m, NBC with 7.40m, Univision with 3.55m and CW with 1.81 million.
Note that these season to date ratings averages are "Most Current" ratings which is a combination of Live + 7 Day DVR viewing for weeks more than 2 weeks ago and Live + Same Day DVR viewing for the immediately preceding 2 weeks.
Nielsen TV Ratings Data: ©2012 The Nielsen Company. All Rights Reserved.