| （単位：百万円） | 2011/12 | 2012/12 | 2013/12 | 2014/12 | 2015/12 | 2016/12 | 2017/12 | 2018/12 | 2019/12 | 2020/12 | 2021/12 | 2022/12 | 2023/12 | 2024/12 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 売上高 | 6,749 | 6,525 | 7,241 | 7,005 | 6,983 | 6,993 | 7,101 | 6,881 | 7,411 | 7,257 | 9,565 | 11,995 | 9,876 | 7,915 |
| 売上原価 | - | - | - | 5,702 | 5,704 | 5,689 | 5,706 | 5,531 | 5,709 | 5,540 | 7,035 | 8,549 | 7,152 | 6,301 |
| 売上総利益 | - | - | - | 1,303 | 1,278 | 1,303 | 1,395 | 1,350 | 1,701 | 1,716 | 2,530 | 3,446 | 2,724 | 1,614 |
| 売上総利益率（％） | - | - | - | |||||||||||
| 営業費用 | - | - | - | 1,066 | 1,063 | 1,087 | 1,199 | 1,182 | 1,285 | 1,270 | 1,330 | 1,477 | 1,453 | 1,435 |
| 営業利益 | - | - | - | 236 | 215 | 216 | 196 | 168 | 416 | 445 | 1,199 | 1,968 | 1,270 | 178 |
| 経常（税引前）利益 | 189 | 305 | 449 | 253 | 210 | 221 | 207 | 182 | 424 | 449 | 1,229 | 1,975 | 1,308 | 221 |
| 法人税等合計 | - | - | - | 110 | 81 | 86 | 18 | 94 | 165 | 106 | 388 | 589 | 353 | 104 |
| 純利益 | 56 | 139 | 264 | 160 | 161 | 157 | -50 | 135 | 295 | 354 | 819 | 1,272 | 748 | 161 |
| 一株あたり利益 | 9.75 | 24.15 | 45.7 | 27.71 | 27.88 | 27.3 | -8.53 | 23.36 | 51.07 | 61.32 | 142.39 | 220.99 | 132.7 | 28.87 |
| 一株あたり配当金 | 15 | 15 | 18 | 18 | 18 | 18 | 23 | 18 | 23 | 23 | 35 | 50 | 35 | 38 |