Ying Import has several bond issues outstanding, each making semiannual interest payments. The bonds are listed in the table below.

Bond	Coupon Rate	Price Quote	Maturity	Face Value
1	8.90%	105.4	3 years	$24,000,000
2	6.60	95.0	6 years	44,000,000
3	8.60	104.2	13.5 years	49,000,000
4	9.10	106.1	23 years	64,000,000

Required:

If the corporate tax rate is 35 percent, what is the aftertax cost of the companys debt? (Do not round intermediate calculations. Enter your answer as a percentage rounded to 2 decimal places (e.g., 32.16).)

Aftertax cost of debt %