Prime-time viewership numbers compiled by Nielsen for March 11-17. Listings include the week's ranking and viewership.

1. "The Big Bang Theory," CBS, 15.9 million.

2. "Person of Interest," CBS, 14.34 million.

3. "American Idol" (Wednesday), Fox, 13.44 million.

4. "NCIS," CBS, 13.18 million.

5. "Two and a Half Men," CBS, 12.18 million.

6. "NCIS: Los Angeles," CBS, 11.95 million.

7. "American Idol" (Thursday), Fox, 11.93 million.

8. "Elementary," CBS, 11.33 million.

9. "The Bible," History, 10.87 million.

10. "The Walking Dead," AMC, 10.84 million.

11. "The Bachelor: After the Final Rose," ABC, 10.81 million.

12. "The Bachelor," ABC, 10.42 million.

13. "Blue Bloods," CBS, 10.41 million.

14. "60 Minutes," CBS, 10.22 million.

15. "The Mentalist," CBS, 9.98 million.

16. "Survivor: Caramoan," CBS, 9.89 million.

17. "The Good Wife," CBS, 9.08 million.

18. "Amazing Race 22," CBS, 8.91 million.

19. "Golden Boy," CBS, 8.53 million.

20. "Duck Dynasty (Wednesday, 10:30 p.m.), A&E, 8.29 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.; History and A&E are owned by the A&E Television Networks; AMC is owned by AMC Networks.