A comparative Income statement is given below for McKenzie Sales, Ltd., of Toronto: McKenzie Sales, Ltd Comparative Income Statement This Year Last Year Sales $ 7,390,000 $5,616,400 Cost of goods sold 4,620,000 3,510,500 Gross margin 2,770,000 2,105,900 Selling and administrative expenses: Selling expenses 1.377,000 1,079,500 Administrative expenses 708,500 610,000 Total expenses 2,085,500 1,689,500 Net operating income 684,500 1416,400 Interest expense 104,000 93,000 Net income before taxes $ 580,500 $1323.4001 Members of the company's board of directors are surprised to see that net income increased by only $257100 when sales increased by $1.773,600. Required: 1. Express each year's income statement in common-size percentages. (Round your percentage answers to 1 decimal place (ie., 0.1234 should be entered as 12.3).)