Nielsen's top 20 television programs for Feb. 4-10

Prime-time viewership numbers compiled by the Nielsen ratings company for Feb. 4-10. Listings include the week's ranking and viewership.

1. "Grammy Awards," CBS, 28.38 million.

2. "NCIS," CBS, 21.79 million.

3. "The Big Bang Theory," CBS, 18.98 million.

4. "NCIS: Los Angeles," CBS, 16.67 million.

5. "Person of Interest," CBS, 14.88 million.

6. "American Idol" (Wednesday), Fox, 14.27 million.

7. "Two and a Half Men," CBS, 14.12 million.

8. "American Idol" (Thursday), Fox, 13.28 million.

9. "Criminal Minds," CBS, 11.98 million.

10. "2 Broke Girls," CBS, 11.37 million.

11. "Blue Bloods," CBS, 11.24 million.

12. "60 Minutes," CBS, 11.04 million.

13. "CSI: Crime Scene Investigation," CBS, 10.97 million.

14. "Elementary," CBS, 10.84 million.

15. "Mike & Molly," CBS, 10.77 million.

16. "How I Met Your Mother," CBS, 10.31 million.

17. "Vegas," CBS, 10.25 million.

18. "Hawaii Five-0," CBS, 9.86 million.

19. "Modern Family," ABC, 9.83 million.

20. "CSI: NY," CBS, 9.57 million.

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ABC is owned by The Walt Disney Co.; CBS is a division of CBS Corp.; Fox is a unit of News Corp.