Nordstrom, Inc. (NYSE:

) today reported a 5.1 percent increase in same-store sales for the five-week period ended April 2, 2011 compared with the five-week period ended April 3, 2010. Preliminary total retail sales of $897 million for March 2011 increased 10.1 percent compared with total retail sales of $815 million for the same period in fiscal 2010.