Express the following comparative income statements in common-size percents. (Round your percentage answers to 1 decimal place.)

GOMEZ CORPORATION Comparative Income Statements For Years Ended December 31, 2015 and 2014 Sales Cost of goods sold Gross profit Operating expenses Net income 2015 740,000 560,300 179,700 128,200 51,500 2014 625,000 290,800 334,200 218,500 115,700