Additional Note: Display data includes banners and ads such as Facebook's News Feed Ads and Twitter's Promoted Tweets, rich media (including in-stream and outstream video ads) on WAP sites, mobile HTML sites, and embedded in-app/in-game advertising. Search data includes advertising on search engines, search apps, and carrier portals. Messaging data includes ad placements in SMS, MMS, and peer-to-peer messaging. Video includes in-stream video ads such as those appearing before, during, or after digital video content in a video player (pre-roll, mid-roll, or post-roll video ads) and video overlays; includes social network in-stream video advertising on platforms such as Facebook Watch and Snapchat Shows; includes outstream video ads such as native, in-feed (including video ads in Facebook's News Feed and Twitter's Promoted Tweets), in-article, in-banner, and interstitial video ads. These figures represent net mobile advertising revenues after companies pay traffic acquisition costs to partner sites. Revenues for publishers (such as Pandora, Facebook, or Twitter) may come from inventory purchased via ad networks. Rich media data for 2017-2022 includes in-stream and outstream video ads; data prior to 2017 includes only outstream video ads. All numbers are eMarketer estimates.
Methodology: Estimates are based on the analysis of various elements related to the ad spending market, including macro-level economic conditions, historical trends of the advertising market, historical trends of each medium in relation to other media, reported revenues from major ad publishers, estimates from other research firms, data from benchmark sources, consumer media consumption trends, consumer device usage trends, and eMarketer interviews with executives at ad agencies, brands, media publishers, and other industry leaders.