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$[[$Sales$,$Alpha Division,Bravo Division,Charlie Division$],[,,$$$,254,000,,,,],[$Net operating income,,,$$,30,480,,$$$,38,775,],[$Average operating assets,$$446,000,,,,,,,],[$Margin$,6,\%,,,\%,,11,\%$