Sales $ 534,753 $ 351,811 $ 275,930 $ 188,993 $ 142,100

Cost of goods sold 280,622 184,692 146,734 99,676 73,892

Accounts receivable 25,882 20,475 18,846 11,018 9,720

Compute trend percents for the above accounts, using 2013 as the base year.