please help me with this common sized income statement. do i divide them by the net sales or total revenue? Fiscal Years Ending
Selected Income Statement Data				Sept. 1 2019	Sept. 2, 2018	Sept. 3, 2017	Aug. 28, 2016		Common-sized statements
			Net sales	149, 351	138,434	126,172	116,073		income statement, divide all the values listed in the income statement in each year by the revenues (or sales, net revenue, etc.) of the respective year.
			Membership Fees	3352	3142	2853	2646
			Total revenue	152703	141576	129025	118719
			Operating Expenses
			Merchandise costs	132886	123152	111882	102901
			selling, general and administrative	14994	13876	12950	12068
			preopening expenses	86	68	82	78
			provision for impaired assets and store closing costs
			total operating expenses	147966	137096	124914	115047
			operating income	4737	4480	4111	3672
			other income (expense)
			interest expense	-150	-159	-134	-133
			interest income and other, net	178	121	62	80
			income before income taxes	4765	4442	4039	3619
			provision for income taxes	1061	1263	1325	1243
			net income attributable to Costco	3659	3134	2679	2350
			diluted net income per share	8.26	7.09	6.08	5.33
			dividends per share (not including special dividend of $7.00 in 2017 and $5.00 in 2015)	2.44	2.14	1.9	1.7
			Millions of shares used in per share calculations	442.9	441.8	440.9	441.3