The top 20 primetime shows nationally for the past week:
1. “American Idol” (Wednesday), Fox, 28.05 million viewers.
2. “American Idol” (Tuesday), Fox, 24.23 million viewers.
3. “Grey’s Anatomy,” ABC, 22.57 million viewers.
4. “House,” Fox, 21.19 million viewers.
5. “CSI: Crime Scene Investigation,” CBS, 20.45 million viewers.
6. “Dancing With the Stars” (Monday), ABC, 19.58 million viewers.
7. “Desperate Housewives,” ABC, 18.82 million viewers.
8. “Dancing With the Stars Results” (Tuesday), ABC, 18.44 million viewers.
9. “CSI: Miami,” CBS, 16.63 million viewers.
10. “Bob Barker: 50 Years,” CBS, 14.33 million viewers.
11. “The Price is Right Million-Dollar Spectacular,” CBS, 13.99 million viewers.
12. “King of Queens,” CBS, 13.61 million viewers.
13. “CSI: Crime Scene Investigation” (Thursday, 10 p.m.), CBS, 13.33 million viewers.
14. “Criminal Minds,” CBS, 13.21 million viewers.
15. “CSI: NY,” CBS, 13.07 million viewers.
16. “Law and Order: Special Victim’s Unit,” NBC, 12.75 million viewers.
17. “Extreme Makeover: Home Edition,” ABC, 12.57 million viewers.
18. “Lost,” ABC, 12.32 million viewers.
19. “Brothers and Sisters,” ABC, 12.31 million viewers.
20. “Heroes,” NBC, 11.54 million viewers.
