1 Source: comScore MediaMetrix & Media Builder, All Locations Unified Panel (January 2011) 2 Source: Nielsen Online @Plan (Release 4 2010) 3 Source: TV Viewing from Nielsen NPM, Online Usage from Nielsen Online NetView, TV/Internet Duplication from Nielsen NPM/NetView Data Fusion (TV viewing based on Live data 6A-6A, 1 min. qualifier; Online usage based on 6A-6A; Data is based on calendar month), does not include HLN, data based on P2+ (Avg. monthly, Dec. '09 - Nov. '10, excluding Oct. '10) 4 Source: Nielsen Mobile, Base: P13+ who are wireless data subscribers (December 2010); Based on Unique Users 5 Source: comScore MediaMetrix, All Locations Unified Panel (January 2011); Based on Unique Users 6 Source: Nielsen VideoCensus Home/Work Panel (January 2011); Based on Global Video Streams