Source: eMarketer, April 2023 - April 2023
Note: digital display ads transacted or fulfilled via automation, including everything from publisher-erected APIs to more standardized RTB technology; 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; appears on desktop and laptop computers as well as mobile phones, tablets, and other internet-connected devices for all formats mentioned; data for 2008-2016 excludes outstream video ads
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 of 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.