Addai Company has provided the following comparative information:

	20Y8		20Y7		20Y6		20Y5		20Y4
Net income	$975,900		$841,300		$707,000		$604,300		$512,100
Interest expense	331,800		302,900		261,600		199,400		158,800
Income tax expense	312,288		235,564		197,960		157,118		122,904
Total assets (ending balance)	6,292,263		6,655,261		4,786,739		4,997,099		3,789,467
Total stockholders' equity (ending balance)	1,989,109		2,416,761		1,542,297		1,931,905		1,159,143
Average total assets	6,473,762		5,721,000		4,891,919		4,164,249		3,549,735
Average stockholders' equity	2,202,935		1,979,529		1,737,101		1,545,524		1,358,355

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:

	20Y420Y8
Return on total assets	19.9%
Return on stockholders equity	41.1%
Times interest earned	4.6
Ratio of liabilities to stockholders' equity	2.1

Required:

1. Determine the following for the years 20Y4 through 20Y8. Round to one decimal place:

a. Return on total assets:

20Y8	%
20Y7	%
20Y6	%
20Y5	%
20Y4	%

b. Return on stockholders equity:

20Y8	%
20Y7	%
20Y6	%
20Y5	%
20Y4	%

c. Times interest earned:

20Y8
20Y7
20Y6
20Y5
20Y4

d. Ratio of liabilities to stockholders' equity:

20Y8
20Y7
20Y6
20Y5
20Y4