The rates of return on Cherry Jalopies, Inc., stock over the last five years were 20 percent, 11 percent, 2 percent, 4 percent, and 10 percent. Over the same period, the returns on Straw Construction Company's stock were 16 percent, 21 percent, 3 percent, 4 percent, and 19 percent. What was the arithmetic average return on each stock over this period? (Enter your answers as a percent rounded to 1 decimal place.)