Suncor Energy Inc. reported the following information for the fiscal years ended December 31, 2017, and December 31, 2016 (in millions): Net revenues 2017 $32,176 $26,968 Net earnings Total assets, end of year 89,494 Total assets, beginning of year 88,702 77,527 Asset turnover 4,458 Return on assets 2016 445 (a) Calculate Suncor's asset turnover and return on assets for the two years. (Round asset turnover to 2 decimal places, eg. 52.76. and return on assets to 1 decimal place, e.g. 52.7.) December 31, 2017 88,702 times. %6 December 31, 2016 times