Dzień dobry.

Stabilny wzrost liniowy.

Ref:
https://www.blogdumoderateur.com/bilan-2017-du-e-commerce/

http://www.zdnet.fr/actualites/chiffres-cles-l-e-commerce-en-france-39381111.htm

https://www.statista.com/outlook/243/102/ecommerce/europe#