| (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 | 2020/12 | 2021/12 | 2022/12 | 2023/12 | 2024/12 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 売上高 | 4,691 | 4,728 | 4,691 | 4,427 | 4,200 | 3,932 | 3,500 | 2,829 | 2,468 | - | 1,911 | 2,172 | 2,488 | 2,657 | 2,467 |
| 営業費用 | - | - | - | 529 | 548 | 497 | 536 | 433 | 361 | - | 316 | 312 | 328 | 373 | 361 |
| 営業利益 | - | - | - | 537 | 450 | 403 | 177 | -36 | -229 | - | -368 | 33 | 257 | 368 | 304 |
| 経常(税引前)利益 | 968 | 1,005 | 821 | 543 | 464 | 428 | 196 | -23 | -211 | - | -348 | 33 | 268 | 379 | 319 |
| 法人税等合計 | - | - | - | 232 | 187 | 158 | 132 | 62 | 15 | - | 12 | 25 | 71 | 7 | 99 |
| 純利益 | 450 | 579 | 493 | 310 | 277 | 270 | 176 | -543 | -318 | - | -386 | 72 | 337 | 371 | 241 |
| 一株あたり利益 | 62.36 | 79.73 | 67.02 | 42.82 | 38.36 | 37.33 | 24.47 | -74.94 | -43.89 | - | -53.29 | 10.02 | 46.68 | 51.35 | 32.99 |
| 希薄化後一株あたり利益 | 62.32 | 79.42 | 66.99 | - | - | - | - | - | - | - | - | - | - | - | 32.97 |
| 配当性向(%) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
| 一株あたり配当金 | 10 | 10 | 16.8 | 20.8 | 19.6 | 19.4 | 41.9 | 34.2 | 10 | 10 | 10 | 10 | 11.7 | 34 | 35 |