Ad format – Fourth-quarter 2017 results Search-related revenues lost total revenue share, while digital video revenues exhibited steady growth in Q4 2017.  Search revenues totaled $11.5 billion in Q4 2017,  Banner revenues totaled $8.4 billion in Q4 2017, up 17% from Q4 2016 ($9.9 billion). Search’s up 22.6% from Q4 2016 ($6.9 billion). Banner representation of 44% of total internet advertising advertising includes Banners, Sponsorships, and revenue for Q4 2017 is a slight year-over-year Rich Media. decrease from Q4 2016’s 46%.  The Other* category totaled $2.5 billion which was  Video revenues totaled $3.6 billion for Q4 2017, up up 19.4% from Q4 2016 ($2.1 billion). Growth in $0.9 billion or 31.4%, from Q4 2016’s $2.8 billion. the category was driven primarily by Lead Generation and Audio. *** * Other includes: “Classifieds,” “Lead Generation,” “Audio,” and “Unspecified Other.” ** For the purposes of this study, minor categories have been excluded, resulting in a <100% total. *** Certain prior year amounts have been reclassified based on new findings: ($ millions) As originally reported As revised Search $10,009 $9,869 Banner $7,021 $6,891 Video $2,835 $2,788 Other $1,743 $2,060 PwC | IAB internet advertising revenue report 11