Primetime Ratings: 'American Idol' Premiere Steady Versus Last Year

Show returns with 11.7 demo rating and 29.8 million viewers

Tuesday night's American Idol premiered to 29.8 million average viewers and an 11.7 adults 18-49 rating according to preliminary Nielsen numbers.

That's pretty much identical, though down just a touch from last year's preliminary numbers for American Idol's season premiere on Jan. 13, 2009 which averaged 30.1 million and an 11.8 rating with adults 18-49.

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