(Reuters) - Wal-Mart Stores Inc
Duke's cash incentive payment in fiscal 2013 was nearly $4.4 million, up from nearly $2.9 million a year earlier.
Wal-Mart's total sales rose 5 percent to $466.11 billion in the fiscal year that ended in January. Sales at Walmart U.S., the company's largest unit, rose 3.9 percent to $264.19 billion.
(Reporting by Jessica Wohl in Chicago; Editing by Gary Hill)