I think you're missing the point of vegetables being expensive in the US. If you think these prices are normal than allow me to disagree.
https://www.nytimes.com/2017/08/28/business/amazon-whole-foo...
https://www.nytimes.com/2017/08/28/business/amazon-whole-foo...
if you want to talk about vegetable affordability, lets start with lettuce, carrots, and broccoli.