Please find the following Profitability Ratios expressed as percentages, Net Profit Margin, Return on Assets, Return on equity. for years 2016-2019. If you do not have enough information for one year please put N/A. Thanks

EXHIBIT 1 Selected Financial and Operating Data for Costco Wholesale Corp., Fiscal Years 2016-2019 ($ in millions, except for per share data) Fiscal Years Ending Selected Income Statement Data Sept. 1, 2019 Sept. 2, 2018 Sept. 3, 2017 Aug. 28, 2016 Net sales $149,351 $138.434 $126,172 $116,073 Membership fees 3.352 3.142 2.853 2.646 Total revenue 152.703 141,576 129,025 118,719 Operating expenses Merchandise costs 132,886 123,152 111.882 102.901 14,994 13,876 12.950 12.068 Selling general and administrative Preopening expenses Provision for impaired assets and store closing costs 86 68 82 78 147,966 137,096 124,914 115.047 Total operating expenses Operating income 4.737 4.480 4.111 3.672 Other income (expense) Interest expense (150) (159) (134) (133) Interest income and other, net 178 121 62 SO Income before income taxes 4,765 4.442 4.039 3,619 Provision for income taxes 1,061 1.263 1,325 1,243 Net income attributable to Costco $ 3,659 $ 3.134 $ 2.679 $ 2,350 S 8.26 S 7.09 $ 6.08 $ 5.33 Diluted net income per share Dividends per share (not including special dividend of $7.00 in 2017 and $5.00 in 2015) S 2.44 $ 2.14 S 1.90 $ 1.70 Millions of shares used in per share calculations 442.9 441.8 440.9 441.3 Fiscal Years Ending Sept. 1. 2019 Sept. 2, 2018 Sept. 3, 2017 Aug. 28, 2016 Balance Sheet Data Cash and cash equivalents Merchandise inventories $8.384 $ 6,055 $ 4,546 $ 3,379 11,395 11.040 9,834 8.969 Current assets 23.485 20.289 17,317 15,218 Current liabilities 23.237 19,926 17,485 15.575 Net property and equipment 20,890 19.681 18,161 17.043 Total assets 45.400 40,830 36,347 33.163 Long-term debt, excluding current portion 5,124 6,487 6,573 4,061 Stockholders' equity 15,584 13,103 10,778 12.079 Cash Flow Data $ 6,356 S 5,774 $ 6,726 $ 3,292 Net cash provided by operating activities Warehouse Operations Warehouses in operation at beginning of year New warehouses opened (including relocations) Existing warehouses closed (including closures due to relocations) 762 741 715 686 25 25 28 33 (5) (4) (2) (4) Warehouses at end of year 782 762 741 715 Net sales per warehouse open at year-end (in millions) $ 191 $ 182 $ 170 S 162 6% 7% 4% 4% Average annual growth at warehouses open more than a year (excluding the impact of changing gasoline prices and foreign exchange rates) Members at year-end Businesses, including add-on members (0005) 11.00 10.900 10.800 10.800 42.900 40.700 38.600 36.800 Gold Star members (000) Total paid members 53.900 51,600 49.400 47.600 44,600 42.700 40.900 39,100 Household cardholders that both business and Gold Star members were automatically entitled to receive Total cardholders 98,500 94.300 90.300 86.700 At the beginning of Costco's 2011 fiscal year, the operations of 32 warehouses in Mexico that were part of a 50 percent-owned joint venture were consolidated and reporied as part of Costco's total operations. Note: Some totals may not add due to rounding and to not including some line items of minor significance in the company's statement of income