A list of the top 20 prime-time programs in the Nielsen ratings for Feb. 2-8

Prime-time viewership numbers compiled by Nielsen for Feb. 2-8. Listings include the week's ranking and viewership.

1. "Grammy Awards," CBS, 24.82 million.

2. "NCIS," CBS, 18.64 million.

3. "The Big Bang Theory," CBS, 17.09 million.

4. "NCIS: New Orleans," CBS, 16.52 million.

5. "The Walking Dead," AMC, 15.64 million.

6. "Mom," CBS, 11.65 million.

7. "Empire," Fox, 11.47 million.

8. "Blue Bloods," CBS, 11.32 million.

9. "American Idol" (Wednesday), Fox, 11.21 million.

10. "Criminal Minds," CBS, 10.48 million.

11. "The Blacklist," NBC, 10.11 million.

12. "Hawaii Five-0," CBS, 10.08 million.

13. "Mike & Molly," CBS, 9.87 million.

13. "Modern Family," ABC, 9.87 million.

15. "NCIS: Los Angeles," CBS, 9.78 million.

16. "60 Minutes," CBS, 9.69 million.

17. "American Idol" (Thursday), Fox, 9.65 million.

18. "Scandal," ABC, 9.58 million.

19. "Two and a Half Men," CBS, 9.39 million.

20. "2 Broke Girls," CBS, 9.31 million.

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