Suncor Energy Inc. reported the following information for the fiscal years ended December 31, 2019, and December 31, 2018 (in millions): 2019 2018 Net revenues Net earnings $38,344 $38,542 2,899 3,293 Total assets, end of year 89,435 89,579 Total assets, beginning of year 89,579 89,494 (a) Calculate Suncor's asset turnover and return on assets for the two years. (Round asset turnover to 2 decimal places, e.g. 52.76 and return on assets to 1 decimal place, e.g. 52.7%.) December 31, 2019 Asset turnover 3.26 times December 31, 2018 3.68 times