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

McKenzie Sales, Ltd. Comparative Income Statement
	This Year			Last Year
Sales	$	7,300,000		$	5,548,000
Cost of goods sold		4,660,000			3,510,500
Gross margin		2,640,000			2,037,500
Selling and administrative expenses:
Selling expenses		1,372,000			1,073,500
Administrative expenses		706,000			610,500
Total expenses		2,078,000			1,684,000
Net operating income		562,000			353,500
Interest expense		97,000			93,000
Net income before taxes	$	465,000		$	260,500

Members of the companys board of directors are surprised to see that net income increased by only $204,500 when sales increased by $1,752,000.

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		%		%