Two or more items are omitted in each of the following tabulations of income statement data. Fill in the amounts that are missing. 2016 2017 2018 $290,150 s $413,850 Sales revenue Sales returns and allowances Net sales (13,000) 344,168 31,800 (10,340) Beginning inventory Ending inventory Purchases Purchase returns and allowances Freight-in Cost of goods sold 21,130 299,310 (8,590) (9,690) 12,110 (295,620) 102,410 260,890 (4,740) 7,460 (234,220) 45,590 8,500 Gross profit on sales 93,580