ABC absent from the top 20?

I guess Disney doesn't much care for the summer ad revenue. It seems they may have all their eggs in the "LOST", "Housewives" basket.

(AP) – Prime-time viewership numbers compiled by Nielsen Media Research for June 26-July 2. Top 20 listings include the week's ranking, with viewership for the week and season-to-date rankings in parentheses. An "X" in parentheses denotes a one-time-only presentation.

1. (33) "America's Got Talent," NBC, 11.0 million viewers.
2. (6) "Without a Trace," CBS, 10.9 million viewers.
3. (8) "CSI: Miami," CBS, 10.8 million viewers.
4. (3) "CSI: Crime Scene Investigation," CBS, 10.6 million viewers.
5. (11) "House," Fox, 9.9 million viewers.
6. (18) "CSI: NY," CBS, 9.2 million viewers.
7. (16) "Two and a Half Men," CBS, 8.9 million viewers.
8. (56) "So You Think You Can Dance," (Wednesday), Fox, 8.8 million viewers.
9. (56) "So You Think You Can Dance," (Thursday), Fox, 8.5 million viewers.
10. (50) "CBS Sunday Movie: How to Lose a Guy in 10 Days," CBS, 8.4 million viewers.
11. (35) "Law & Order," NBC, 8.4 million viewers.
12. (15) "NCIS," CBS, 8.3 million viewers.
13. (X) "Fox NASCAR Nextel Cup," Fox, 8.2 million viewers.
14. (23) "60 Minutes," CBS, 8.2 million viewers.
15. (28) "Criminal Minds," CBS, 8.1 million viewers.
16. (97) "Hell's Kitchen," Fox, 8.0 million viewers.
17. (19) "Cold Case," CBS, 7.8 million viewers.
18. (33) "New Adventures of Old Christine," CBS, 7.6 million viewers.
19. (X) "48 Hours Mystery," CBS, 7.5 million viewers.
20. (44) "Law & Order: Criminal Intent," NBC, 7.2 million viewers.