A certain company has net income of $105.6 million, sales of $674.7 million, total assets of $780.1 million, a debt-to-equity ratio of 0.34, and current assets of $97.9 million. What is their return on equity (ROE)? (Hint: Think DuPont). State your answer as a percentage with two decimal places and not in decimal form itself (i.e. 13.21 not .1321).