Provide the missing data in the following table for a distributor of martial arts products: $($Round "Turnover" and "ROI" answers to $1$ decimal place.$)$

$\backslash$table$[[,$Alpha Division,Bravo Division,Charlie Division$],[$Sales$,$$$2,240,000,,$$$337,500,,,,],[$Net operating income,$$,89,600,,$$$,27,000,,$$$,30,380,],[$Average operating assets,$$448,000,,$$$135,000,,,,],[$Margin$,,\%,,\%,,,\%$