9W Inc reported the following operating results for two consecutive years. 2020 Sales Cost of Goods Sold Gross Margin Operating Expenses Operating Income Interest Income (Expense) Pre Tax Income Income Taxes Net Income Amount 7,500,000 5,250,000 2,250,000 1,087,500 1,162,500 (50,000) 1,112,500 244,125 868,375 2021 Sales Cost of Goods Sold Gross Margin Operating Expenses Operating Income Interest Income (Expense) Pre Tax Income Income Taxes Net Income Amount 9,375,000 6,000,000 3,375,000 1,312,500 2,062,500 30,000 2,092,500 495,000 1,597,500 REQUIRED Express each income statement component for each of the two years as a percent of sales. in a single chart