No. 1 national potato-product export primary way that Americans eat potatoes that figure climbed to 64 percent U.S. Department of Agriculture 64 percent Potatoes USDA primary way that Americans eat potatoes United States Department of Agriculture - Potatoes primary way that Americans eat potatoes In 1960 United States Department of Agriculture U.S. Department of Agriculture leading crop No. 1 national potato-product export Potatoes 15 percent of all vegetable farm sales receipts. potatoes are vegetables. US Department of Agriculture largest U.S. Department of Agriculture Potatoes Potatoes 55 pounds 15.7 billion pounds U.S. Department of Agriculture USDA