A stock has had returns of 16 percent, 23 percent, 15 percent, -11 percent, 30 percent, and -5 percent over the last six years. What are the arithmetic and geometric average returns for the stock? (Do not round intermediate calculations and enter your answers as a percent rounded to 2 decimal places, e.g., 32.16.) Arithmetic average return Geometric average return 11.33 % %