Problem 6-20 Forecasting Interest Rates (LG6-8) On March 11, the existing or current (spot) 1-, 2-, 3-, and 4-year zero- coupon Treasury security rates were as follows: 1R1 = 0.808, 1R2 1.40%, 1R3 1.80%, 1R4 = 1.95% Using the unbiased expectations theory, calculate the 1-year forward rates on zero-coupon Treasury bonds for years 2, 3, and 4 as of March 11. (Do not round intermediate calculations. Round your answers to 2 decimal places.) Years Forward rates 2 % % 3 4 %