Brown & Co. issued seven-year bonds two years ago that can be called after two years. The bonds make semiannual coupon payments at a coupon rate of 7.875 percent. Each bond has a market value of $1,053.40, and the call price is $1,078.75. If an investor purchased the bonds at par value when they were originally issued and the bonds are called by the firm today, what is the investors realized yield? (Round intermediate calculations to 6 decimal places, e.g. 1.251452 and final answer to 2 decimal places, e.g. 15.25%.)