Problem $13-2$A $($Algo$)$ Ratios, common$-$size statements, and trend percents LO P$1,$ P$2,$ P$3$

$[$The following information applies to the questions displayed below.$]$

Selected comparative financial statements of Korbin Company follow.

$\backslash$table$[[,$KORBIN,COMPANY,,,,$],[$Compar$,$ative Inc,come State,ent,,,$],[$For Years Ended,December,$\backslash$table$[[\backslash$table$[[31,2020,],[2020]]]],,\backslash$table$[[9,$ and$],[2019]],2018,2018],[$Sales$,$$$,409,494,$$$,313,706,$$$,217,700],[$Cost of goods sold,,$246,515,,196,380,,139,328],[$Gross profit,,$162,979,,117,326,,78,372],[$Selling expenses,,$58,148,,43,291,,28,736],[$Administrative expenses,,$36,854,,27,606,,18,069],[$Total expenses,,$95,002,,70,897,,46,805],[$Income before taxes,,$67,977,,46,429,,31,567],[$Income tax expense,,$12,644,,9,518,,6,408],[$Net income,,$$55,333,,36,911,,$$$25,159$

complete the below table to calculate income statement data in common$-$size percentage

note: round your percentage answers to $2$ decimal places