You've observed the following returns on Crash-n-Burn Computer's stock over the past five years: 3 percent, -13 percent, 23 percent, 19 percent, and 13 percent. The average inflation rate over this period was 3 4 percent and the average T-bill rate was 5.1 percent. What was the average real return on Crash-n-Burn's stock? (Do not round intermediate calculations.) What was the average nominal risk premium on Crash-n-Burn's stock? (Do not round intermediate calculations.)