1. “CSI” (CBS) 21.92m
2. “Without a Trace” (CBS) 21.39m
3. “Grey’s Anatomy” (ABC) 19.30m
4. “Survivor: China” (CBS) 14.91m
5. “Ugly Betty” (CBS) 10.89m
6. “Are You Smarter Than a 5th Grader?” (FOX) 8.77m
7. “Big Shots” (ABC) 8.62m
8. “ER” (NBC) 8.42m
9. “The Office” (NBC) 8.29m
10. “My Name is Earl” (NBC) 7.66m
11. “30 Rock” (NBC) 6.61m
12. “Don’t Forget the Lyrics” (FOX) 6.48m
13. “Scrubs” (NBC) 6.36m
14. “Smallville” (CW) 4.95m
15. “Supernatural” (CW) 3.01m
Look what a cross-over can do for a show's numbers! I've yet to check CSI/WAT....and catch up on a few others in this line-up.