The rate of return on Cherry Jalopies, Inc., stock over the last five years was 17 percent, 11 percent,−2 percent, 7 percent, and 10 percent. Over the same period, the return on Straw Construction Company’s stock was 16 percent, 21 percent, −2 percent, 4 percent, and 13 percent. What was the arithmetic average return on each stock over this period? (Enter your answers as a percent rounded to 1 decimal place. Omit the "$" sign in your response.)