Calculated by comparing U.S. E-Commerce Sales values to the year before.
2008-2009 were challenging years for online retailers. The financial market meltdown that began in the fall 2008 dramatically reduced consumers’ discretionary spending power, resulting in the first quarter of negative growth. It took a year to restore to a growing online market.
Last reported quarter 2020 Q4 it was 32.1%, up by 108% year-over-year from 15.4%.
Source: The Census Bureau of the Department of Commerce.