Financial Ratio

(Financial Statements) unit 9/2017 2016 2015 2014 2013(1) 2012
Financial Ratio
Gross Profit Margin % 85.72 85.9 84.5 83.1 81.2 80.1
Net Profit Margin % 16.40 14.2 13.3 12.2 8.0 2.0
Return on Equity % 28.70 26.2 25.7 26.0 18.3 5.1
Return on Asset % 4.62 3.9 3.6 3.3 2.1 0.5
Debt to Equity Ratio times 4.85 5.6 5.9 6.4 7.5 8.5

(1) Excluding extraordinary items related to sale of investment.