Consider the following spot interest rates for maturities of one, two, three, and four years. 7 = 6.4% 2 = 7.0% 13 = 7.7% 14 = 8.5% Assuming a constant real interest rate of 2 percent, what are the approximate expected inflation rates for the next four years? (Do not round intermediate calculations. Enter your answers as a percent rounded to 2 decimal places. Omit the "%" sign in your response.) 12 13 14 % % %