It's baloney, but they must mean something more than that. "Roughly one-third of US shoppers are Costco customers," says the article, and Asian Americans are 5

It's baloney, but they must mean something more than that. "Roughly one-third of US shoppers are Costco customers," says the article, and Asian Americans are 5.7% of the US population. I'm not sure how you'd get that 5.7% to be the "average" of any one-third of American shoppers, unless you're tying it to something else.