NEW YORK (AP) — Some facts about Wal-Mart: Number of stores: Wal-Mart operates over 11,500 stores under more than 70 banners in 28 countries including the U.S. In the U.S., the company operates more than 5,200 stores including more than 600 Sam's Club stores. Number of employees worldwide: 2.3 million workers including 1.5 million in the U.S. Annual sales: Wal-Mart's total revenue fell slightly in the fiscal year ended in January to $478.6 billion, excluding revenue from membership fees and other income.Read more on NewsOK.com