2019 2018 2017 2016 2015 Sales $ 725,529 $ 471,123 $ 378,412 $ 261,877 $ 196,900 Cost of goods sold 365,315 237,312 192,256 132,089 98,450 Accounts receivable 35,188 27,514 25,883 15,372 13,507 Compute trend percents for the above accounts, using 2015 as the base year. Trend Percent for Net Sales: Choose Numerator: / Choose Denominator: = Trend percent 2019: = % 2018: 2017: 2016: % Trend Percent for Cost of Goods Sold: Choose Numerator: / Choose Denominator: Trend percent 2019: % 2018: 2017: 2016: Trend Percent for Accounts Receivables: Choose Numerator: / Choose Denominator: Trend percent 2019: 2018: 2017: % 2016