To calculate the number of years until maturity, assume that it is currently January $15,2022.$ All of the bonds have a

$$2,000$ par value and pay semiannual coupons.

What is the coupon rate for the Williams Company bond?

Note: Do not round intermediate calculations and enter your answer as a percent rounded to $2$ decimal places, e$.$g$.,$

$32\mathrm{.}16.$