(RTTNews) - Costco Wholesale Corp. (COST) said net sales were $11.57 billion, the four weeks ended February 2, 2020, an increase of 8.0 percent from $10.71 billion last year. Costco currently operates 785 warehouses, including 546 in the United States and Puerto Rico, 100 in Canada, 39 in Mexico, and 29 in the United Kingdom. Comparable sales, excluding the impacts from changes in gasoline prices and foreign exchange, were up 5.3%.