A comparative income statement is given below for McKenzie Sales, Ltd., of Toronto: McKenzie Sales, Ltd Comparative Income Statement This Year $7,340,000 4,780,000 2,560,000 Last Year $5,578,400 3,512,500 2,065,900 Sales Cost of goods sold Gross margin Selling and administrative expenses: Selling expenses Administrative expenses Total expenses Net operating income Interest expense 1,074,500 614,000 1,688,500 377,400 87,000 1,385,000 710,500 2,095,500 464,500 96,000 368,500 S 290,400 Net income before taxes Members of the company's board of directors are surprised to see that net income increased by only $78,100 when sales increased by $1,761,600 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).)