Internet Ad Spending (Annual)= Accelerated +22% vs. +21% Y/Y Internet Advertising Spend $120B 30% ) ars B ( A ) US ne , Li nd $60B 15% pe Red S ( th ng i s ow r erti G dv A /Y Y ernet Int 0 0% 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 Desktop Advertising Mobile Advertising Y/Y Growth Source: IAB / PWC Internet 2018 Advertising Report (5/19). Internet Trends 23 2019