A list of the top 20 prime-time programs in the Nielsen ratings for Dec. 15-21

Prime-time viewership numbers compiled by Nielsen for Dec. 15-21. Listings include the week's ranking and viewership.

1. NFL Football: Seattle at Arizona, NBC, 19.29 million.

2. "NCIS," CBS, 17.53 million.

3. "NCIS: New Orleans," CBS, 14.14 million.

4. "60 Minutes," CBS, 13.18 million.

5. "Sunday Night NFL Pre-Kick," NBC, 13.03 million.

6. NFL Football: San Diego at San Francisco, 12.96 million.

7. "The Voice" (Tuesday), NBC, 12.88 million.

8. "The Voice" (Monday), NBC, 12.07 million.

9. NFL Football: New Orleans at Chicago, ESPN, 11.07 million.

10. "The Big Bang Theory, CBS, 10.61 million.

11. "Saturday Night NFL Pre-Kick," CBS, 10.27 million.

12. "Scorpion," CBS, 10.07 million.

13. "Mom," CBS, 10.01 million.

14. "Survivor, CBS, 9.79 million.

15. "Football Night in America, Part 3," NBC, 9.71 million.

16. "NCIS: Los Angeles," CBS, 9.54 million.

17. "Saturday Night Kick-Off Show," CBS, 9.34 million.

18. "Person of Interest," CBS, 8.94 million.

19. "Two and a Half Men," CBS, 8.8 million.

20. "The Mentalist," CBS, 8.68 million.

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ABC and ESPN are owned by The Walt Disney Co.; CBS is a division of CBS Corp.; Fox is owned by 21st Century Fox; NBC is owned by NBC Universal.