Two or more items are omitted in each of the following tabulations of income statement data. Fill in the amounts that are missing. 2019 2020 2021 $291,390 $ $406,910 Sales revenue Sales returns and allowances (11,270) (13,820) 348,659 Net sales 33,660 Beginning inventory 21,270 Ending inventory Purchases 258,710 297,743 (5,390) Purchase returns and allowances (7,760) (9,580) Freight-in 7,770 9,250 11,580 Cost of goods sold (232,590) (291,858) 89,760 Gross profit on sales 47,530 102,050