You’ve read all of your free items this month. To register, get added benefits and unlimited access to articles, Become a Member. Already a Member? Sign in. Advertising Age Article Abstract Soft-Drink Sales Dip to 1996 Levels Diet Coke Maintains No. 2 Slot While Fanta Passes Diet Dr Pepper By Natalie Zmuda, Published on March 20, 2012 0 Want more Access, Content & Connections? Upgrade to Membership. We are glad you are enjoying Advertising Age. To get uninterrupted access and additional benefits, become a member today. Become a Member Already a member? Log in.