i have hershey company. how would i answer this if i cant find commone equity in the 10-k

Question 9-Return on Common Equity Calculate the "return on common equity" for each of the 4 years. You may use "ending" Total Common Equity values rather than "average" values where appropriate. Identify and discuss the 4 year trend. Favorable? Question 10 - Return on Common Equity breakdown Breakdown ROCE for each year by the 3 components: net profit margin, total asset turnover, and leverage multiplier. You may use "ending" Total Assets \& Total Common Equity values where appropriate. Identify and discuss trends for the 4 year period