sentences:  The construction and real estate sectors saw large declines attributable to the poor housing market during the economic downturn.Bentonville has been home to Walmart since Sam Walton purchased a store on the town square in 1950 and renamed it Walton's 5 & 10.The retailer continued a rapid growth, but Helen Walton wished to remain in Bentonville to raise the family, and thus by the time Walmart became the #1 "Fortune 500" in 2002, it was still based in Bentonville.