Nielsen ratings for the week ending April 8

Here are the weekly TV ratings, by number of viewers.

1. American Idol - Tues (FOX)
2. American Idol - Weds (FOX)
3. CSI (CBS)
4. House (FOX)
5. NCAA Basketball Championship (CBS)
6. Dancing with the Stars (ABC)
7. Desperate Housewives (ABC)
8. Shark (CBS)
9. Dancing with the Stars - Results (ABC)
10. Without A Trace (CBS)
11. 'Til Death (FOX)
12. NCIS (CBS)
13. Survivovr (CBS)
14. 60 Minutes (CBS)
15. Extreme Makeover (ABC)
16. Prelude to a Championship (CBS)
17. Lost (ABC)
18. Deal Or No Deal (NBC)
19. Cold Case (CBS)
20. Law and Order: SVU (NBC)