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

Bond		Coupon Rate				Price Quote				Maturity			Face Value
1			6.2	%			106.06			5	years		$	42,000,000
2			7.7				114.72			8	years			37,000,000
3			7.4				113.27			15.5	years			57,000,000
4			7.0				102.51			25	years			52,000,000

If the corporate tax rate is 30 percent, what is the aftertax cost of Ying