Do you have a source for that? I couldn't find a great single source but this says 9% of retail sales were ecommerce in Europe in 2018:
https://ecommercenews.eu/ecommerce-in-europe/
and this says 8% in the US in 2018:
https://www.invespcro.com/blog/global-online-retail-spending...
If you treat North and South Europe separately, it looks like Northern Europe has most ecommerce, then the US, then Southern Europe.
Do you have a source for that? I couldn't find a great single source but this says 9% of retail sales were ecommerce in Europe in 2018:
https://ecommercenews.eu/ecommerce-in-europe/
and this says 8% in the US in 2018:
https://www.invespcro.com/blog/global-online-retail-spending...
If you treat North and South Europe separately, it looks like Northern Europe has most ecommerce, then the US, then Southern Europe.