Return on Stockholders' Equity

Rogers Inc. had 400,000 shares of $3 par common stock outstanding at the end of both 2015 and 2016. Retained earnings at the end of 2015 amounted to $2,160,000. No dividends were paid during 2016, and net income for the year was $630,000.

Determine Rogers' return on stockholders' equity for 2016. Round your answer to two decimal places.