Common-Size Income Statements and Horizontal Analysis Income statements for Mariners Corp. for the past two years are as follows: (amounts in thousands of dollars) 2017 2016 Sales revenue $59,800 $50,160 Cost of goods sold 42,130 29,500 Gross profit $17,670 $20,660 Selling and administrative expense 9,040 5,300 Operating income $8,630 $15,360 Interest expense 1,870 1,870 Income before tax $6,760 $13,490 Income tax expense Net income 2,090 $4,670 4,490 $9,000 Required: 1. Using the format in Example 13-5, prepare common-size comparative income statements for the two years for Mariners Corp. Round percentages to one decimal point. Mariners Corp. Common-Size Comparative Income Statements For The Years Ended December 31, 2017 And 2016 (In Thousands of Dollars) Sales revenue Cost of goods sold Gross profit 2017 Dollars 2017 Percent % % 2016 Dollars 2016 Percent % %