| （単位：百万円） | 2011/10 | 2012/10 | 2013/10 | 2014/10 | 2015/10 | 2016/10 | 2017/10 | 2018/10 | 2019/10 | 2020/10 | 2021/10 | 2022/10 | 2023/10 | 2024/10 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 売上高 | 10,542 | 9,744 | 10,990 | 9,219 | 7,966 | 8,957 | 8,118 | 8,482 | 9,567 | 9,023 | 9,425 | 11,338 | 11,596 | 11,444 |
| 売上原価 | - | - | - | 7,696 | 6,525 | 7,311 | 6,713 | 7,234 | 8,253 | 7,491 | 7,914 | 9,229 | 9,497 | 9,285 |
| 売上総利益 | - | - | - | 1,522 | 1,441 | 1,646 | 1,404 | 1,248 | 1,314 | 1,532 | 1,511 | 2,108 | 2,099 | 2,159 |
| 売上総利益率（％） | - | - | - | |||||||||||
| 営業費用 | - | - | - | 1,029 | 956 | 1,067 | 1,197 | 1,184 | 1,230 | 1,205 | 1,281 | 1,338 | 1,429 | 1,578 |
| 営業利益 | - | - | - | 493 | 484 | 579 | 207 | 63 | 83 | 326 | 229 | 770 | 670 | 580 |
| 経常（税引前）利益 | 43 | 79 | -59 | 409 | 452 | 547 | 163 | 9 | 19 | 271 | 238 | 792 | 673 | 578 |
| 法人税等合計 | - | - | - | -90 | 37 | 99 | -91 | 286 | 54 | 57 | 71 | 251 | 213 | 225 |
| 純利益 | 48 | 65 | -1,154 | 1,241 | 370 | 523 | 278 | 696 | 393 | 194 | 93 | 541 | 759 | 434 |
| 一株あたり利益 | 27.94 | 37.94 | -666.22 | 717.2 | 213.88 | 302.25 | 160.86 | 402.62 | 227.62 | 111.91 | 53.73 | 309.51 | 432.54 | 246.65 |
| 一株あたり配当金 | - | 5 | - | 10 | 10 | 15 | 15 | 20 | 20 | 20 | 20 | 40 | 66.6 | 67 |