Consider the following information on large-company stocks for a period of years. Series Arithmetic Mean Large-company stocks 13.1 % Small-company stocks 16.4 Long-term corporate bonds 6.2 Long-term government bonds 6.1 Intermediate-term government bonds 5.6 U.S. Treasury bills 3.8 Inflation 3.6 Required: (a) What was the arithmetic average annual return on large-company stocks in nominal terms? (Do not round intermediate calculations. Enter your answer as a percentage rounded to 2 decimal places (e.g., 32.16).) Nominal return % (b) What was the arithmetic average annual return on large-company stocks in real terms? (Do not round intermediate calculations. Enter your answer as a percentage rounded to 2 decimal places (e.g., 32.16).)