Express the Following Income Statement Information in Common-Size Percents (Round

Express the following income statement information in common-size percents (round to nearest whole percent).Comment on the results.
$\begin{array}{c}\text { Thorsten Corp.}\\\text { Comparative Income Statement}\\\text { For Years Ended December 31,2011 and 2010}\\\begin{array}{|l|r|r|}\hline&2011&2010\\\hline\text { Sales } & \$ 1,200,000 & \$ 1,000,000 \\\hline \text { Cost of goods sold } & \underline{804,000} & \underline{650,000} \\\hline \text { Gross profit } & \$ 396,000 & \$ 350,000 \\\hline \text { Selling expenses } & 132,000 & 120,000 \\\hline \text { Administrative expenses } & 180,000 & 150,000 \\\hline \text { Net income } & \$ 84,000 & \$ 80,000 \\\hline\end{array}\end{array}$