| （単位：百万円） | 2012/3 | 2013/3 | 2014/3 | 2015/3 | 2016/3 | 2017/3 | 2018/3 | 2019/3 | 2020/3 | 2021/3 | 2022/3 | 2023/3 | 2024/3 | 2025/3 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 売上高 | 49,126 | 49,360 | 50,731 | 50,944 | 56,002 | 52,185 | 51,026 | 48,883 | 50,864 | 53,191 | 51,094 | 51,411 | 49,944 | 53,138 |
| 営業費用 | - | - | - | 1,516 | 1,531 | 1,618 | 1,665 | 1,849 | 2,020 | 1,289 | 1,181 | 1,228 | 1,353 | 1,532 |
| 営業利益 | - | - | - | 1,030 | 1,632 | 1,328 | 1,275 | 2,877 | 1,287 | 1,317 | 1,378 | 1,756 | 1,373 | 1,380 |
| 経常（税引前）利益 | 7,523 | 6,937 | 10,165 | 10,865 | 12,915 | 5,986 | 6,589 | 5,081 | 2,872 | 6,894 | 6,572 | 5,543 | 3,568 | 4,209 |
| 法人税等合計 | - | - | - | 2,937 | 3,316 | 1,226 | 1,947 | 497 | 1,142 | 1,998 | 2,097 | 1,247 | 1,875 | 1,036 |
| 純利益 | 879 | 920 | 857 | 7,765 | 8,999 | 4,654 | 4,314 | 3,802 | 1,346 | 3,315 | 3,531 | 3,281 | 1,223 | 2,824 |
| 一株あたり利益 | 28.55 | 28.46 | 42.41 | 52.45 | 52.38 | 25.18 | 22.98 | 20.23 | 6.79 | 17.64 | 190.15 | 179.19 | 65.2 | 156.21 |
| 希薄化後一株あたり利益 | 22.83 | 22.55 | 30.11 | 35.83 | 39.02 | 20.63 | 18.38 | 14.71 | 4.58 | 13.28 | 148.59 | - | - | - |
| 配当性向（%） | - | - | - | - | - | - | - | - | - | - | - | - | ||
| 一株あたり配当金 | 5 | 5 | 5 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 41.25 | 75 | 75 | 75 |