Fast National ratings for Tuesday Dec. 16, 2008.

The finale of NBC's "Biggest Loser: Families" helped give the network a demo split on Tuesday night, but CBS' procedurals swept the evening in total viewers.

CBS and NBC posted matching 3.8 ratings in the key 18-49 demographic, easily beating FOX's 2.2 rating and the 2.0 rating for ABC. The CW limped along with a 0.4 rating.

Overall, though, CBS averaged nearly 17.9 million viewers for the night, plus a 10.9 rating/17 share. NBC was a distant second with a 6.1/10. ABC's 3.7/6 and the 3.6/6 for FOX followed. The CW's 0.8 rating wasn't in the mix.

CBS kicked the night off with a 12.0/19 for "NCIS," trumping the 6.5/20 for the first hour of "Biggest Loser: Families." ABC was third with the ever-popular "Charlie Brown Christmas." FOX's "House" was fourth with a 4.2/6 and The CW trailed with "90210."

"The Mentalist" gave CBS the 9 p.m. hour with an 11.6/18. NBC's "Biggest Loser: Families" improved to a 7.8/12 in its second hour. Note: "Biggest Loser: Families" beat the CBS procedurals in the 18-49 demo for both of its hours. Also at 9 p.m., ABC's "According to Jim" and "Fringe" tied for third. The CW's "Privileged" was fifth with a 0.7/1.

"CSI: NY" closed out the CBS sweep with a 9.2/16 at 10 p.m. Described by NBC's promo department as "the year's most anticipated show," "Momma's Boys" had a 4.1/7. ABC's "Eli Stone" trailed.

All ratings information comes from preliminary Fast National data, which includes live and same-day DVR viewing. All numbers are subject to change.


A long-time member of the TCA Board and a longer-time blogger of "American Idol," Dan Fienberg writes about TV, except for when he writes about movies or sometimes writes about the Red Sox. But never music. He would sound stupid talking about music.