A comparative income statement is given below for McKenzie Sales, Limited, of Toronto:

McKenzie Sales, Limited Comparative Income Statement
	This Year	Last Year
Sales	$ 7,340,000	$ 5,578,400
Cost of goods sold	4,590,000	3,510,500
Gross margin	2,750,000	2,067,900
Selling and administrative expenses:
Selling expenses	1,400,000	1,073,000
Administrative expenses	706,500	616,000
Total expenses	2,106,500	1,689,000
Net operating income	643,500	378,900
Interest expense	97,000	90,000
Net income before taxes	$ 546,500	$ 288,900

Members of the companys board of directors are surprised to see that net income increased by only $257,600 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).)

	This Year		Last Year
Sales		%		%
Cost of goods sold		%		%
Gross margin		%		%
Selling and administrative expenses:
Selling expenses		%		%
Administrative expenses		%		%
Total selling and administrative expenses		%		%
Net operating income		%		%
Interest expense		%		%
Net income before taxes		%		%