Two or more items are omitted in each of the following tabulations of income statement data. Fill in the amounts that are missin 2019 2020 Sales revenue 2021 $291,870 $ $409,910 Sales returns and allowances (11,800) (13,790) Net sales 348,704 Beginning inventory 18,010 30,810 Ending inventory Purchases 260,010 299,009 (4,600) (7,490) (9,160) Purchase returns and allowances 8,780 8,800 11,060 Freight-in (294,252) (233,560) Cost of goods sold 88,080 82,370 46,510 Gross profit on sales