Critelli Company has provided the following comparative information:

	Year 5		Year 4		Year 3		Year 2		Year 1
Net income	$1,314,900		$1,133,500		$952,500		$814,100		$689,900
Interest expense	447,100		408,100		352,400		268,700		213,900
Income tax expense	420,768		317,380		266,700		211,666		165,576
Average total assets	10,678,788		9,457,669		8,104,969		6,941,026		5,946,053
Average stockholders' equity	3,553,784		3,220,170		2,851,796		2,560,063		2,269,408

You have been asked to evaluate the historical performance of the company over the last five years.

Selected industry ratios have remained relatively steady at the following levels for the last five years:

	Industry Ratios
Return on total assets	16.2 %
Return on stockholders' equity	33.8 %
Times interest earned	4.6

Instructions:

Calculate three ratios for Year 1 through Year 5. Round to one decimal place.

a. Return on total assets:

b. Return on stockholders' equity:

c. Times interest earned: