4 Common-size and trend percentages for a company's net sales, cost of goods sold, and expenses follow: Common-Size Percentages Trend Percentages Net sales 2023 100.0% 2022 100.0% 2021 2023 20 Cost of goods sold Expenses 59.4 23.9 57.2 22.7 100.0% 52.8 23.2 107.3% 2022 105.8% 2021 100.0% 115.7 109.3 110.5 103.8 100.0 100.0 points Print Required: a. Calculate the profit percentage for 2021, 2022 and 2023. (Round the final answers to 2 decimal places.) Profit Percentage 2021 % 2022 % 2023 %