There’s lots of information that the networks take into consideration when cancelling or renewing a TV series but the ratings are the biggest factor, particularly the 18-49 demographic. That’s the group that the advertisers want to reach the most so the networks must cater to them.
Viewership is obviously lower during the summer months (here’s the ABC report card for the regular 2011-12 season).
The following chart incorporates final “Summer” season ratings data through Thursday, September 6, 2012. Read more…










