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Data Table
Source & Notes
Source: Insider Intelligence | eMarketerOctober 2023 
Note: includes advertising that appears on desktop and laptop computers as well as mobile phones, tablets, and other internet-connected devices; includes contextual text links, paid inclusion, paid listings, and SEO; *includes all the various formats of advertising on those platforms; digital advertising that appears on websites or apps that are primarily engaged in retail ecommerce or is bought through a retailer's media network or demand-side platform (DSP); examples of websites or apps primarily engaged in retail ecommerce include Amazon, Walmart, and eBay; examples of retail media networks include Amazon's DSP and Etsy's Offsite Ads; includes ads purchased through retail media networks that may not appear on ecommerce sites or apps
Additional Note: Digital ad spending includes banner ads and other (static display ads such as Facebook's News Feed Ads and X's Promoted Posts), classified ads, email (embedded ads only), mobile messaging (SMS, MMS, and P2P messaging), rich media (including in-stream and outstream video ads), search ads (including contextual text links, paid inclusion, paid listings, and SEO), sponsorships, lead generation (referrals); rich media data for 2017-2022 includes in-stream and outstream video ads; data prior to 2017 includes only 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 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.
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