Sales Cost of goods sold 2018 $ 81,400 58,500 2017 $ 74,000 48,000 2016 $ 61,500 40,500 2015 $ 59,000 37,000 2014 $ 50,000 30,000 Dollar amounts stated above are in thousands. a. Compute trend percentages for the above items taken from the financial statements of Lopez Plumbing over a five-year period. Treat 2014 as the base year. b. State whether the trends are favorable or unfavorable. Complete this question by entering your answers in the tabs below. Required A Required B Compute trend percentages for the above items taken from the financial statements of Lopez Plumbing over a five-year period. Treat 2014 as the base year. (Round your answers to the nearest whole percent. i.e. 1.2345 as 123%.) Sales Cost of goods sold 2018 % % 2017 % % 2016 % % 2015 % % 2014 % % Required A Required B