Ratings: American Idol and Glee win Tuesday

18.309 million viewers tune-in to American Idol last night.

Idol is down 8% in the ratings which is a bit less than last year's decline.

From TVbytheNumbers:

With ratings little changed from last Tuesday overall, American Idol and Glee again easily won the primetime ratings competition.

Fox’s American Idol saw a tenth of a point decrease to a 6.6 adults 18-49 rating, and Glee was even vs. last week with a 4.8 rating.

On the season, American Idol is down 8% in adults 18-49 ratings, a bit less than it declined last season.

ABC’s Dancing With The Stars results show was even vs. last week with a 2.5 rating, while Lost was up a tenth to a 4.1 rating.

Source TVbytheNumbers