Sampson Waters is an investor in Sarno Corporation. On January 1, Year One, he purchased 215 shares of the corporations capital stock at a price of $40 per share. On October 15, Year One, Sarno distributed a cash dividend of $1.50 per share to its stockholders. On December 31, Year One, Sarno's stock is selling for $50 per share. What is the annual rate of return on Sampson's investment during Year One, rounded to two decimal points?.