according to this picture, explain ROE in General Mills Inc and it's competitors, and explain this chart between these years.

ROE General Mills Inc. Competitions 1.40 1.20 1.00 0.80 0.60 0.40 0.20 0.00 2020 2019 2018 2017 2016 0.19 General Mills Inc. Competitiors 0.16 0.23 0.19 0.30 1.20 0.42 0.43 0.56 0.40 to this chart, we can see that at the beginning of the period comnetitors had m