Calculate the following for 2011, 2010, and 2009 and summarize trends? a)Net profit margin b)Return on assets c)Total asset turnover d)DuPont analysis e)Operating income margin f)Return on operating assets g)Operating asset turnover h)DuPont analysis with operating ratios i)Return on investment j)Return on total equity

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Ohenry's INCOME STATEMENTS	2011	2010	2009
Net Sales	$1,600,000	$1,300,000	$1,200,000
Other Income	$22,100	$21,500	$21,000
	$1,622,100	$1,321,500	$1,221,000
Cost & Expenses
Material and manufacturing costs of products sold	$740,000	$624,000	$576,000
Research and development	$90,000	$78,000	$71,400
General and selling	$600,000	$500,500	$465,000
Interest	$19,000	$18,200	$17,040
Other	$14,000	$13,650	$13,800
	$1,463,000	$1,234,350	$1,143,240
Earnings before income taxes and noncontrolling interest	$159,100	$87,150	$77,760
Provision for income taxes	$62,049	$35,731	$32,659
Earnings before noncontrolling interest	$97,051	$51,419	$45,101
Non-controlling Interest	$10,200	$8,500	$8,100
Net Earnings	$86,851	$42,919	$37,001
Other relevant financial information:
Average common shares issued	29610	29100	28800
Average long-term debt	$211,100	$121,800	$214,000
Average stockholders equity (all common)	$811,200	$790,100	$770,000
Average total assets	$1,440,600	$1,220,000	$1,180,000
Average operating assets	$1,390,200	$1,160,000	$1,090,000