E$20$

$\backslash$table$[[,$A$,$B$,$C$],[1,,$COST CENTER FOR NON$],[2,,$Annual cost,$\%$ Cost of Total$],[3,$Building maintenance,$$55,000\mathrm{.}00,],[4,$Salaries,$$250,000\mathrm{.}00,],[5,$Office Supplies,$$19,000\mathrm{.}00,],[6,$Furniture,$$10,000\mathrm{.}00,],[7,$Medical Charts,$$5,000\mathrm{.}00,],[8,$Security,$$12,000\mathrm{.}00,],[9,$Insurance,$$25,500\mathrm{.}00,],[10,$Electricity$/$Utilities$,$$$40,000\mathrm{.}00,],[11,$Housekeeping,$$14,000\mathrm{.}00,],[12,$Telephones,$$7,500\mathrm{.}00,],[13,$TOTALS,$$438,000\mathrm{.}00,]]$

Complete the $\%$ cost of total column.