GN Supply wants to issue new 10-year, $1,000 face value bonds at par. The company currently has 6.35 percent coupon bonds on the market that sell for $983.20, make semiannual interest payments, and mature in 10 years.

What coupon rate should the company set on its new bonds?

6.47 percent

6.37 percent

6.50 percent

6.58 percent

6.38 percent