(Unit: %) Mar. 2005 Mar. 2006 Mar. 2007 Mar. 2008 Mar. 2009 Ratio of gross profit to sales *1 20.3 19.8 20.8 20.2 20.1 Ratio of operation income to revenue *2 2.4 2.1 3.0 1.4 0.6 Ratio of ordinary profit *3 2.5 2.2 2.9 1.3 ▲0.2 Ratio of net income of the term *4 1.2 1.2 1.7 1.8 ▲3.2 Return on equity (ROE) *5 7.2 6.9 8.5 8.5 ▲19.8 Return on assets (ROA) *6 4.7 4.3 5.3 2.8 0.6 Note) *1 Ratio of gross profit to sales=Gross profit/Net sales*100% *2 Ratio of operation income to revenue=Operation income/Net sales*100% *3 Ratio of ordinary profit=Ordinary profit/Net sales*100% *4 Ratio of net income of the term=Net income of the term/Net sales*100% *5 Return on equity (ROE)=Net income of the term/Shareholders' equity (average of beginning/end of the term)*100% *6 Return on assets (ROA)=Ordinary profit before deducting interest/Total assets (average of beginning/end of the term)*100%