Sales Cost of goods sold Accounts receivable 2019 2018 2017 2016 2015 $ 678,780 $ 446,566 $ 350,248 $ 237,456 $ 174,600 348,728 229,299 182,626 122,903 89,046 32,989 26,235 23,957 13,820 11,978 Compute trend percents for the above accounts, using 2015 as the base year. Trend Percent for Net Sales: Choose Denominator: Choose Numerator: = Trend percent 2019: 2018: 2017: 2016: Trend Percent for Cost of Goods Sold: 1 Choose Denominator: Choose Numerator: = Trend percent 2019: 2018: 2017: 2016