You've observed the following returns on Crash-n-Burn Computer's stock over the past five years: 11 percent, -11 percent, 18 percent, 23 percent, and 10 percent. Suppose the average inflation rate over this period was 2 percent and the average T-bill rate over the period was 3.1 percent. What was the average real risk-free rate over this time period? (Do not round intermediate calculations. Enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.) Average real risk-free rate What was the average real risk premium? (Do not round intermediate calculations. Enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.) Average real risk premium