You are given the following information for Lighting Power Company. Assume the company$$s tax rate is $21$ percent.

Debt:

$6,0005\mathrm{.}5$ percent coupon bonds outstanding, $$1,000$ par value, $21$ years to maturity, selling for $103$ percent of par; the bonds make semiannual payments.

Common stock: $390,000$ shares outstanding, selling for $$57$ per share; the beta is $1\mathrm{.}14.$

Preferred stock:

$16,500$ shares of $3\mathrm{.}3$ percent preferred stock outstanding, a $$100$ par value, currently selling for $$78$ per share.

Market: $5$ percent market risk premium and $4\mathrm{.}3$ percent risk$-$free rate.

What is the company's WACC? $($Do not round intermediate calculations and enter your answer as a percent rounded to $2$ decimal places, e$.$g$.,32\mathrm{.}16.)$