Macman, inc. reported the following data: 2019 2018 amount percentage revenues $ 6 comma 355 $ 4 comma 920 $ 1 comma 435 29.17% cost of goods sold 3 comma 380 2 comma 200 1 comma 180 53.64% gross profit 2 comma 975 2 comma 720 255 9.38% operating expenses: sales and marketing expense 730 650 80 12.31% general and administrative expenses 470 450 20 4.44% research and development expense 520 390 130 33.33% other expense 470 710 (240) (33.8)% total operating expenses 2 comma 190 2 comma 200 (10) (0.45)% income before income tax 785 520 265 50.96% income tax expense 230 230 $ 0 0% net income (loss) $ 555 $ 290 $ 265 91.38% the horizontal analysis shows that cost of goods sold has (round your answer to two decimal places.)