Please calculate the Operating Profit Margin ratio

COSTCO WHOLESALE CORPORATION CONSOLIDATED STATEMENTS OF INCOME (amounts in millions, except per share data) 52 Weelded st 52 Weeks Ended August 30, 52 Week Endd August 31, 2014 2015 $1108 346 18,719 $113,686 2,533 116,199 12 2428 112640 9818 1199 63 101,065 11.445 65 3,624 1011 1068 78 3,672 220 29 00 397 BO 3 $19 1.043 376 REVENUE Net sales Membership fees Total revenue OPERATING EXPENSES Merchandise costs. Selling, general and administrative Preopening expenses Operating income OTHER INCOME (EXPENSE) Interest expense Interest income and other, net INCOME BEFORE INCOME TAXES Provision for income taxes Net income including noncontrolling interests.... Net income attributable to noncontrolling Interests NET INCOME ATTRIBUTABLE TO COSTCO ......... NET INCOME PER COMMON SHARE ATTRIBUTABLE TO COSTCO: Basic Diluted Shares used in calculation (000's) Basic Diluted CASH DIVIDENDS DECLARED PER COMMON SHARE (124) 104 3,604 1,195 2.409 109 2088 (32) $2.377 (30) $2 $7 350 $5.36 $5.41 $5.37 $4.69 $4.65 436585 441263 439,455 442,716 438893 449 $970 $6.51 SIK