A list of the top 20 prime-time TV programs in the Nielsen ratings for April 28-May 4

Prime-time viewership numbers compiled by the Nielsen ratings company for April 28-May 4. Listings include the week's ranking and viewership.

1. "NCIS," CBS, 17.25 million.

2. "The Big Bang Theory," CBS, 16.07 million.

3. "Dancing With the Stars," ABC, 15.88 million.

4. "NCIS: Los Angeles," CBS, 14.83 million.

5. "Blue Bloods," CBS, 11.59 million.

6. "The Voice" (Monday), NBC, 11.58 million.

7. "Person of Interest," CBS, 11.31 million.

8. "The Voice" (Tuesday), NBC, 11.18 million.

9. "The Black List," NBC, 10.85 million.

10. "60 Minutes," CBS, 10.48 million.

11. "Castle," ABC, 10.39 million.

12. "Criminal Minds," CBS, 10.3 million.

13. "CSI: Crime Scene Investigation," CBS, 9.95 million.

14. "Survivor," CBS, 9.7 million.

15. "The Millers," CBS, 9.43 million.

16. "The Good Wife," CBS, 8.99 million.

17. "Two and a Half Men," CBS, 8.97 million.

18. "Grey's Anatomy," ABC, 8.81 million.

19. "American Idol" (Wednesday), Fox, 8.79 million.

20. "Hawaii Five-0," CBS, 8.77 million.

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ABC is 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.