Fast National ratings for Tuesday, Oct. 13, 2009.
 
A typically strong performance from "NCIS" and solid returns for "NCIS: Los Angeles" and "The Good Wife" helped CBS dominate Tuesday night overall, but FOX scored a surprise win in the key demo with the two-hour finale of the latest cycle of "Hell's Kitchen."
 
Among adults 18-49, FOX had a 3.8 rating, nipping the 3.6 rating for CBS. NBC's 2.9 rating was good for third, topping ABC's 2.2 rating and the 1.0 rating for The CW in the all-important demographic.
 
Overall, though, CBS averaged an estimated 16.16 million viewers in primetime to go with a 10.2 rating/16 share. ABC was a distant second with a 5.8/9. NBC's 4.9/8 was third. Despite winning the demo, FOX couldn't get above fourth overall with a 4.4/7 (though FOX averaged more viewers than NBC). The CW was fifth with a 1.3/2.
 
CBS started the night in first with a 12.4/20 for "NCIS," up over last week both over and in the demo with a 4.4 rating. NBC's "Biggest Loser" was second overall with a 5.2/8 and third in the demo. FOX's "Hell's Kitchen" had a 4.3/7 overall, but finished second in the demo with a 3.6 rating. ABC's "Shark Tank" was fourth. The CW's "90210" had a 1.6/2 for the hour.
 
In the 9 p.m. hour, CBS' "NCIS: Los Angeles" had a 9.6/15, but actually finished third in the demo. ABC's "Dancing with the Stars" was second with an 8.8/14. NBC's "Biggest Loser" was third overall and second in the demo. FOX had a 4.6/7 for the conclusion of "Hell's Kitchen" and won the hour in the demo with a 4.0 rating. The CW's "Melrose Place" had only a 1.0/2 and 1.4 million viewers, both low.
 
"The Good Wife" capped CBS' evening win with an 8.6/15 and a 2.7 demo rating, which won the hour, but also represents a series low. ABC's "The Forgotten" had a 5.0/9 for second. NBC's "The Jay Leno Show" was third.
 
All ratings information comes from preliminary Fast National Nielsen data, which includes live and same-day DVR viewing. All numbers are subject to change.