	costco wholesale cost o rd qtr may net oper shr two cts vs three cts oper net vs sales mln vs mln nine mths oper shr six cts vs eight cts oper net vs sales mln vs mln note oper data does not include extraordinary gains from tax loss carryforwards of dlrs or one ct per shr vs dlrs or one ct per shr in qtr and dlrs or four cts per shr vs dlrs or four cts per shr in nine mths reuter 
