Exercise 17-3 Computation and analysis of trend percents L.O. P1 2013 2012 2011 2010 2009 Sales $ 505,114 $ 327,996 $ 260,314 $ 187,952 $ 138,200 Cost of goods sold 260,108 169,028 136,260 97,456 70,482 Accounts receivable 24,498 19,188 17,753 10,976 9,439 Compute trend percents for the above accounts, using 2009 as the base year. (Round your answers to the nearest whole percent. Omit the "%" sign in your response.) 2013 2012 2011 2010 2009 Sales % % % % 100% Cost of goods sold % % % % 100% Accounts receivable % % % % 100%