~12.6% per:
https://www.usnews.com/news/best-states/articles/food-stamp-...
>More than 42 million Americans receive a federal stipend for food through the program formerly known as food stamps.
https://www.usnews.com/news/best-states/articles/food-stamp-...
>More than 42 million Americans receive a federal stipend for food through the program formerly known as food stamps.
Your link shows that 1 in 8 Americans are on food stamps, which is interesting (and a surprise to me) but it's missing the point of the question above. What's the rate of workers on FS in any given warehouse across the country?