Assume the following ratios are constant:

Total asset turnover $3$

Profit margin $5\mathrm{.}9\%$

Equity multiplier $1\mathrm{.}5$

Payout ratio $35\%$

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