"At least 419 million people are blocking ads on smartphones (this number excludes content blocking apps, in-app adblockers, and opt-in browser adblockers). There are twice as many mobile adblockers than desktop adblockers. Mobile adblocking is most popular in emerging markets, such as China, India, Pakistan and Indonesia. 36% of smartphone users in Asia-Pac are blocking ads on the mobile web. 22% of the world’s 1.9 billion smartphone users are blocking ads on the mobile web." (Page 4)