Dan Inc. Income Statement For the Years Ended December 31 2019 $95,000 60,800 34,200 2020 $91,000 56,420 34,580 (Absolute dollars) 2018 Net sales 100,000 Cost of products sold 65,000 Gross profit 35,000 Operating expenses Selling expenses 14,000 General expenses 16,000 Total operating expenses 30,000 Operating income before Income taxes 5,000 Taxes related to operations 1,500 Net profit $ 3,500 11,400 15,200 26,600 7,600 2,280 $ 5,320 10,000 13,650 23,650 10,930 3,279 $ 7,651 Required: 1. Prepare common size income statement (on the first page) 2. Make the Index analysis considering 2018 is the base year on the second page)