Gibson Corporation reported the following operating results for two consecutive years: Required a. Compute the percentage changes in Gibson Corporation's income statement components between the two years. (Negative amounts should be indicated by a minus sign. Round your percentage answers to 1 decimal place. (i.e., 0.234 should be entered as 23.4).) Sales Cost of goods sold Gross margin Operating expenses Income before taxes Income taxes Net income (loss) GIBSON CORPORATION Income Statements Year 3 Year 2 $1,295,000 $1,004,500 796,425 602,700 498,575 401,800 303,500 197,000 195,075 204,800 61,500 52,700 $ 133,575 $ 152,100 Percentage Change 29.0% 32.1 24.1 54.1 (3.0) 16.7 (87.8) X %