Footnotes: Volume total represents combined sales of Wal-Mart Supercenters, Wal-Mart discount stores, Sam’s Clubs, Neighborhood Markets and Marketside stores in the U.S. and Canada, which account for approximately 64% of total corporate sales (estimated at $409.4 billion in 2009). Wal-Mart operates 2,746 supercenters in the U.S. and 75 in Canada; 152 Neighborhood Markets and four Marketside stores in the U.S.; 803 discount stores in the U.S. and 239 in Canada; and 605 Sam’s Clubs in the U.S. (The six Sam’s Clubs in Canada closed last year, and 10 more Sam's are scheduled to close in 2010.) It operates 3,979 stores outside the U.S. and Canada.
