Himiny's Cricket Farm Issued a $28-$year, $15$ percent semiannual bond $2$ years ago. The bond currently sells for $95$ percent of its face value. The company's tax rate is $34$ percent. What is the pretax cost of debt? $($Do not round intermediate calculations. Enter your answer as a percentage, omit the $"\%"$ sign in your response, and round your answer to $2$ decimal places. For example, $0\mathrm{.}12345$ or $12\mathrm{.}345\%$ should be entered as $12\mathrm{.}35.)$