DOLLAR AMOUNTS IN MILLIONS, EXCEPT PER-SHARE FIGURES 2018 2017 2016 Net sales Costs of sales Gross margin Selling expenses General and administrative expenses $ 7,476 $ 7,196 $ 6,365 5,592 5,298 4,980 1,884 1,898 1,385 88 87 89 318 310 338 Operating income Interest income and other Interest expense, net of capitalized interest Earnings from continuing operations before income taxes Income taxes (Note 21) Earnings from continuing operations Earnings from discontinued operations, net of income taxes (Note 4) Net earnings Research and development expenses Charges for integration and restructuring, closures and asset impairments (Note 18) Charges (recoveries) for product remediation, net (Note 19) Other operating costs (income), net (Note 20) Non-operating pension and other postretirement benefit (costs) credits 8 14 19 2 194 170 290 74 (128) (53) 1,394 1,131 822 (272) (62) 48 60 40 65 (375) (393) (431) 807 716 504 (59) (134) (89) 748 582 415 612 748 582 1,027 (22) Dividends on preference shares Net earnings attributable to Weyerhaeuser common shareholders $ 748 $ 582 $ 1,005 Basic earnings per share attributable to Weyerhaeuser common shareholders (Note 6): $ 0.99 $ 0.77 $ 0.55 Continuing operations 0.85 Discontinued operations $ 0.99 $ 0.77 $ 1.40 Net earnings per share Diluted earnings per share attributable to Weyerhaeuser common shareholders (Note 6): $ 0.99 $ 0.77 $ 0.55 Continuing operations 0.84 Discontinued operations Net earnings per share $ 0.99 $ 0.77 $ 1.39 Weighted average shares outstanding (in thousands) (Note 6): Basic Diluted 754,556 756,827 753,085 756,666 718,560 722,401