Here are Travis’ rankings and the values of each network. The values were determined by multiplying the monthly subscriber fee by 12 (months), then multiplying that total by the number of households that carry each network.

1. ESPN, $7.5 billion
2. NFL Network, $1.16 billion
3. Fox Sports 1, $1.08 billion
4. ESPN2, $941.2 million
5. SEC Network, $547.3 million
6. Golf Channel, $332.2 million
7. NBC Sports Network, $299 million
8. Big Ten Network, $290.2 million
9. MLB Network, $222.5 million
10. Fox Sports 2, $215 million
11. NBATV, $199 million
12. ESPNU, $198 million
13. CBS Sports Network, $190.3 million
14. NHL Network, $143.6 million
15. Pac-12 Network, $57.6 million

http://www.saturdaydownsouth.com/sec-football/sec-network-climbing-ranks-valuable-sports-networks/