A list of the top 20 prime-time programs in the Nielsen ratings for Dec. 22-28

Prime-time viewership numbers compiled by Nielsen for Dec. 22-28. Listings include the week's ranking and viewership.

1. NFL Football: Cincinnati at Pittsburgh, NBC, 20.71 million.

2. "The OT," Fox, 16.18 million.

3. NFL Football: Denver at Cincinnati, ESPN, 16.03 million.

4. "Sunday Night NFL Pre-Kick," NBC, 15.14 million.

5. "Football Night in America," NBC, 11.16 million.

6. "60 Minutes," CBS, 11.05 million.

7. "NCIS," CBS, 10.51 million.

8. "Undercover Boss," CBS, 9.18 million.

9. "NCIS: Los Angeles" (Special), CBS, 8.89 million.

10. "The Big Bang Theory," CBS, 8.62 million.

11. "Mike & Molly," CBS, 8.52 million.

12. "The Mentalist," CBS, 8.48 million.

13. "CSI," CBS, 7.84 million.

14. "NCIS: New Orleans," CBS, 7.70 million.

15. "The Big Bang Theory" (Special), CBS, 6.85 million.

16. "NCIS: Los Angeles," CBS, 6.84 million.

17. Holiday Bowl: Nebraska at USC, ESPN, 6.80 million

18. "Scorpion," CBS, 6.58 million.

19. "How the Grinch Stole Christmas," ABC, 5.96 million.

20. "America's Funniest Home Videos," ABC, 5.91 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.