China, South Korea, UK and Brazil lead e-commerce sales

An overview of e-commerce retail sales in key markets between 2019 and 2021.

E-commerce accounted for almost a third (31%) of sales among chain retailers worldwide in 2021, with this share highest in China, South Korea, the United Kingdom and Brazil, according to data from WARC's sister company Edge by Ascential.

More than three-quarters (77%) of chain retail sales in China were online last year, while South Korea had a 44% share. The United Kingdom placed third (32%), followed by Brazil (28%).