A comparative income statement is given below for McKenzie Sales, Limited, of Toronto: McKenzie Sales, Limited Comparative Income Statement This Year Last Year Sales $ 7,360,000 $ 5,593,600 Cost of goods sold 4,790,000 3,508,000 Gross margin 2,570,000 2,085,600 Selling and administrative expenses: Selling expenses 1,385,000 1,080,500 Administrative expenses 706,500 614,500 Total expenses 2,091,500 1,695,000 Net operating income 478,500 390,600 Interest expense 98,000 85,000 Net income before taxes $ 380,500 $ 305,600 Members of the companys board of directors are surprised to see that net income increased by only $74,900 when sales increased by $1,766,400. Required: 1. Express each year's income statement in common-size percentages. (Round your percentage answers to 1 decimal place (i.e., 0.1234 should be entered as 12.3).)