Total Operating income as below:

2015 = 17,486

2016 = 18,647

2017 = 18,345

2018 = 18,927

2019 = 20,575

2020 = 21,458

Calculate the overall profitability from year to year using Return on Capital Employed (ROCE) and interpret. Thank you.

Total Assets Total Liabilities 2015 2016 2017 448,642 442,657 444,792 393,096 382,731 380,516 2018 2019 2020 452,177 507,264 599,446 386,508 437,476 519,231 Total Operating Expenses 8,256 9,175 8,392 8,082 7,751 8,448