The nominal annual interest rate on 6-month U.S. Treasuries is 0.02% (i.e., the semiannual return is 0.01%). The spot rate of the British pound is $1.8771 (£0.5327 per U.S. dollar) and the 6-month forward rate of the British pound is $1.7996 (£0.5557 per U.S. dollar). If interest rate parity holds, what is the nominal annual interest rate on default-free 6-month British bonds?