31/12/2020 31/12/2019 31/12/2018 31/12/2017
資產回報 2.32% 3.29% 3.16% 3.19%
股東權益回報 4.63% 6.67% 6.60% 5.93%
純利率 10.94% 13.32% 14.07% 14.12%
毛利率 24.82% 19.79% 16.56% 14.24%
負債與權益比率 99.12% 102.86% 108.56% 86.00%
資產與權益比率 199.12% 202.86% 208.56% 186.00%
流動比率 (x) 1.37 1.36 1.53 2.03
市盈率 (x) 7.16 7.19 7.44 10.78
派息率 4.28% 4.27% 4.22% 2.91%