USA-THE TOP 20 PRIME-TIME PROGRAMS

Prime-time viewership numbers compiled by the Nielsen Co. for March 21-27. Listings include the week's ranking and viewership.

1. "American Idol" (Wednesday), Fox, 23.95 million.

2. "Dancing With the Stars," ABC, 22.66 million.

3. "American Idol" (Thursday), Fox, 21.3 million.

4. "NCIS," CBS, 19.46 million.

5. "NCIS: Los Angeles," CBS, 16.56 million.

6. "60 Minutes," CBS, 14.81 million.

7. "Castle," ABC, 12.03 million.

8. "Undercover Boss," CBS, 11.87 million.

9. "The Good Wife," CBS, 11.7 million.

10. "CSI: Miami," CBS, 11.19 million.

11. "Survivor: Redemption Island," CBS, 11 million.

12. "Amazing Race 18," CBS, 10.96 million.

13. "Modern Family," ABC, 10.9 million.

14. NCAA Men's Basketball Tournament: Connecticut vs. Arizona, CBS, 10.82 million.

15. NCAA Men's Basketball Tournament: Kentucky vs. Ohio State, CBS, 10.71 million.

16. "Secret Millionaire," ABC, 10.63 million.

17. "Grey's Anatomy," ABC, 10.28 million.

18. "Hawaii Five-0," CBS, 10.01 million.

19. "Mike & Molly," CBS, 9.7 million.

20. "House," Fox, 9.49 million.