Compute increases (decreases) in percents for both Years 6 and 7 by entering all the missing data in the table below. Analyze and interpret any significant results revealed from this trendanalysis.

YEAR 7 YEAR 6 YEAR 5 Index Change in Change in Index Statement Item Percent Percent Net sales Cost of goods sold Gross profit Operating expenses Income before tax Net income 29% 90 85 80 65 70 75 139 126 100 20 14 129 100