Consider the following spot interest rates for maturities of one, two, three, and four years, r_1 = 5.6% r_2 = 6.2% r_3 = 6.9% r_4 = 7.7% What are the following forward rates, where f_1, k refers to a forward rate for the period beginning in one year and extending for k years? (Do not round intermediate calculations. Enter your answers as a percent rounded to 2 decimal places. Omit the "%" sign in your response.)