Note: because this is the first week of the television season, this post is also a network season-to-date ratings post.
In week 1 of the broadcast television season ending Sunday, September 30 2012,NBC notched first place among adults 18-49, with a 2.9 rating average. Runner-up FOX earned a 2.6 rating average. CBS and ABC came in third and fourth with a 2.4 and 2.2 rating average, respectively, and Univision was fifth with a 1.4 18-49 rating. The CW finished last with a 0.3 adults 18-49 rating average.
CBS won the week with total viewers, averaging 10.69 million viewers, ahead of second place ABC with 8.33 million viewers. NBC was third with8.19 million, followed by FOX with 6.90 million, Univision with 3.54 million, and the CW with 0.68 million.
Each adults 18-49 rating point is a percentage of the adults 18-49 US TV population and equals 1.265 million adults 18-49.
You can see last week's broadcast network primetime weekly TV ratings results here.
Nielsen TV Ratings Data: ©2012 The Nielsen Company. All Rights Reserved.