According to a Dow Jones report, grocery accounted for 51% of Wal-Mart’s total U.S. sales of $258.2 billion in the past year, when 86 locations were converted into Supercenters and 49 new Supercenters were opened.

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These 100,000-square-foot stores sell groceries, clothing, electronics and other household items. Grocery’s share of sales was higher than in past years, a change attributed to consumers’ increased focus on necessities and value pricing during the recession.