| 2012/03 | 2013/03 | 2014/03 | 2015/03 | 2016/03 | 2017/03 | 2018/03 | 2019/03 | 2020/03 | 2021/03 | 2022/03 | 2023/03 | 2024/03 | 2025/03 | |
| 売上高 | 6,524 | 5,866 | 5,901 | 5,740 | 5,886 | 6,152 | 6,641 | 6,851 | 6,889 | 6,082 | 5,644 | 5,882 | 6,101 | 6,361 |
| 売上原価 | - | - | - | 4,233 | 4,342 | 4,248 | 4,622 | 4,921 | 5,052 | 4,552 | 4,007 | 4,365 | 4,558 | 4,728 |
| 売上総利益 | - | - | - | 1,507 | 1,544 | 1,904 | 2,019 | 1,930 | 1,837 | 1,530 | 1,637 | 1,516 | 1,544 | 1,633 |
| 売上総利益率（％） | - | - | - | |||||||||||
| 営業利益 | - | - | - | 761 | 765 | 1,080 | 1,165 | 1,043 | 979 | 698 | 783 | 618 | 664 | 673 |
| 営業費用 | - | - | - | 746 | 779 | 824 | 853 | 887 | 858 | 832 | 854 | 898 | 880 | 960 |
| 経常（税引前）利益 | 1,137 | 995 | 949 | 885 | 833 | 1,151 | 1,249 | 1,124 | 1,083 | 793 | 877 | 765 | 789 | 813 |
| 法人税等合計 | - | - | - | 699 | 629 | 338 | 388 | 335 | -778 | 493 | 151 | 3 | 174 | 281 |
| 純利益 | 771 | 168 | 148 | 190 | 181 | 811 | 955 | 727 | 1,856 | 293 | 728 | 385 | 773 | 596 |
| 一株あたり利益 | 91.02 | 26.94 | 23.61 | 30.46 | 28.91 | 129.79 | 152.86 | 116.43 | 296.57 | 46.74 | 117.35 | 92.47 | 190.99 | 155.37 |
| 希薄化後一株あたり利益 | - | - | - | 30.42 | 28.84 | 129.24 | 152.03 | 115.68 | 295 | 46.45 | 116.66 | 91.56 | 189.29 | - |
| 配当性向（%） | - | - | - | - | - | - | - | - | - | |||||
| 一株あたり配当金 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 35 | 35 | 40 | 42 |