For the second year in a row, TV networks witnessed another double-digit percentage viewing decline for November -- still one of TV’s big periods for new season programming.
November lost a collective 12% for all TV networks -- broadcast and cable -- in prime time to average 20.8 million prime …
With the median age of primetime broadcast network TV audiences being around 57-58 years it's not surprising that they continue to post fairly big losses in the 18-49-year-old category as this block of viewers is not their primary programming audience base any more---nor has it been so for many years. The 18-49 and 25-54 age groups---largely duplicated---are merely the "demos" that are used for time buying and selling negotiations and audience tonnage guarantees. They are no longer representative of the average minute network total audience---merely a declining subset.