On January 1, 2017, Vaughn Industries purchased 1,700 treasury shares. Other information regarding Vaughn Industries is provided below. 2016 Net income Dividends on preference shares Dividends on ordinary shares Weighted average number of ordinary shares outstanding Ordinary shareholders' equity beginning of year Ordinary shareholders' equity end of year 204,800 34,400 18,700 10,300 602,800 754,500 2017 219,800 34,400 23,300 8,600 754,500 839,080 Compute return on ordinary shareholders' equity for each year. (Round answers to 2 decimal places, e.g. 10.50% or 10.50.) 2016 2017 Return on ordinary shareholders' equity % %