American Idol - TV's Biggest Moneymaker - $7 million every 30 minutes

Wow. American Idol is TV's biggest moneymaker and it makes double as much as the next show on the list "24".

TV's Biggest Moneymakers (Forbes.com)

American Idol
Revenue per 30 minutes: $7 million
Average cost of a 30-second ad: $623,000
Viewers: 25.6 million

When it comes to prime-time viewers and advertisers looking to reach them, Idol is the Super Bowl of prime time. With a combined average audience of 26 million viewers thus far this season, an average telecast of Fox's singing competition rakes in $7 million more than that of the second most expensive show.

(For comparison:)

Dancing With the Stars: Results
Revenue per 30 minutes: $2.5 million
Average cost of a 30-second ad: $205,000
Viewers: 16.8 million

Dancing With the Stars
Revenue per 30 minutes: $2.4 million
Average cost of a 30-second ad: $196,000
Viewers: 19.8 million

American Idol