We happen to be watching this very educational cartoon.
Numbers of views of each "The Simpsons" season, reported as million households for season 1-11 and million viewers for season 12-34.
A line shart of viewers of each season of "The Simpsons" with filled areas. Both lines drop, the first from 13.4 million households in season 1 to 8.2 million households in season 11, the second from 14.7 million viewers in season 12 to 2.1 million viewers in season 24.