| （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 | 10,963 | 11,516 | 11,653 | 11,932 | 11,266 | 11,175 | 11,443 | 11,460 | 11,115 | 8,971 | 10,810 | 13,930 | 13,176 | 14,605 |
| 売上原価 | - | - | - | 9,982 | 9,585 | 9,412 | 9,546 | 10,002 | 9,830 | 8,217 | 9,432 | 12,015 | 12,423 | 12,583 |
| 売上総利益 | - | - | - | 1,950 | 1,681 | 1,762 | 1,896 | 1,457 | 1,285 | 754 | 1,378 | 1,915 | 753 | 2,021 |
| 売上総利益率（％） | - | - | - | |||||||||||
| 営業費用 | - | - | - | 1,362 | 1,387 | 1,347 | 1,372 | 1,326 | 1,359 | 1,169 | 1,180 | 1,463 | 1,383 | 1,438 |
| 営業利益 | - | - | - | 587 | 294 | 414 | 523 | 131 | -74 | -416 | 197 | 452 | -630 | 582 |
| 経常（税引前）利益 | 488 | 1,001 | 408 | 668 | 320 | 480 | 554 | 177 | 3 | -323 | 234 | 299 | -580 | 553 |
| 法人税等合計 | - | - | - | 196 | 96 | 129 | 158 | 46 | 11 | -66 | 198 | 54 | -60 | 149 |
| 純利益 | 129 | 605 | 206 | 415 | 247 | 361 | 395 | 148 | 24 | -329 | 41 | 237 | -555 | 404 |
| 一株あたり利益 | 5.9 | 27.57 | 9.38 | 18.91 | 11.26 | 16.11 | 179.4 | 67.56 | 11.35 | -149.54 | -35.66 | 82.36 | -264.56 | 133.8 |
| 一株あたり配当金 | - | 2 | 2 | 2 | 2 | 2 | 20 | 20 | 20 | 0 | 0 | 0 | 0 | 10 |