Suppose we observe the three-year Treasury security rate (R3) to be 57 percent, the expected one-year rate next year-E1271)-to be 6.2 percent, and the expected one-year rate the following year-E(371)-to be 6.8 percent. If the unbiased expectations theory of the term structure of Interest rates holds, what is the one-year Treasury security rate? (Do not round intermediate calculations. Round your percentage answer to 2 decimal places. (e.g., 32.16)) One year Treasury security rate %