Ying Import has several bond issues outstanding, each making semiannual interest payments. The bonds are listed in the following table. Bond 1 2 3 Coupon Rate 5,3% 6.9 6.8 61 Price Quote Maturity 105.06 5 years 113.82 8 years 112.37 15.5 years 101.61 25 years Face Value $57,000,000 52,000,000 72,000,000 79,000,000 If the corporate tax rate is 22 percent, what is the aftertax cost of the company's debt? (Do not round Intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.) Cost of debt %