In the last period, Y2016, the largest presented item is Mobile Advertising with Total Revenue of 40.2B. The fastest growing participant in our report is Mobile Advertising with 2335.9% growth in Total Revenue over 6 years between Y2011 to Y2016. The slowest growing topic is Email Marketing with 63.44% growth over the same period. This report represents data points consolidated from 2 sources: Forrester and eMarketer