October 1, 2020

US Ecommerce Channel Ad Spending, 2019-2024 (billions, % change, and % of digital ad spending)

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.