Consider the following information regarding corporate bonds: Rating AAA AA A BBB BB B CCC Average Default Rate $0\mathrm{.}0\%0\mathrm{.}1\%0\mathrm{.}2\%0\mathrm{.}5\%2\mathrm{.}2\%5\mathrm{.}5\%12\mathrm{.}2\%$ Recession Default Rate $0\mathrm{.}0\%1\mathrm{.}0\%3\mathrm{.}0\%3\mathrm{.}0\%8\mathrm{.}0\%16\mathrm{.}0\%48\mathrm{.}0\%$ Average Beta $0\mathrm{.}050\mathrm{.}050\mathrm{.}050\mathrm{.}100\mathrm{.}170\mathrm{.}260\mathrm{.}31$ Nielson Motors plans to issue $10-$year bonds that it believes will have an BBB rating. Suppose AAA bonds with the same maturity have a $4\mathrm{.}1\%$ yield. Assume that the market risk premium is $4\%$ and the expected loss rate in the event of default on the bonds is $73\%.$ The yield that these bonds will have to pay during a recession is closest to $(\%)(2$ decimal places$)$: