| （単位：百万円） | 2011/9 | 2012/9 | 2013/9 | 2014/9 | 2015/9 | 2016/9 | 2017/9 | 2018/9 | 2019/9 | 2020/9 | 2021/9 | 2022/9 | 2023/9 | 2024/9 | 2025/9 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 売上高 | 18,477 | 11,214 | 12,606 | 17,707 | 18,061 | 18,361 | 19,587 | 25,746 | 23,102 | 19,913 | 18,873 | 22,049 | 25,998 | 27,566 | 24,219 |
| 営業費用 | - | - | - | 511 | 525 | 652 | 741 | 728 | 753 | 781 | 802 | 868 | 837 | 940 | 1,019 |
| 営業利益 | - | - | - | 73 | 585 | 2,176 | 2,848 | 2,880 | 1,390 | 1,425 | 1,852 | 1,242 | 1,415 | 1,669 | 1,873 |
| 経常（税引前）利益 | -1,081 | -1,173 | -900 | 248 | 728 | 2,277 | 2,964 | 3,078 | 1,566 | 1,522 | 2,040 | 1,466 | 1,708 | 1,977 | 2,145 |
| 法人税等合計 | - | - | - | -34 | 15 | 92 | 540 | 953 | 467 | 480 | 331 | 514 | 534 | 508 | 641 |
| 純利益 | -1,553 | -1,056 | -1,042 | 201 | 713 | 2,051 | 2,151 | 2,124 | 1,099 | 801 | 1,348 | 951 | 1,248 | 1,469 | 1,447 |
| 一株あたり利益 | -106.51 | -72.4 | -71.47 | 13.85 | 48.93 | 140.78 | 147.68 | 729.61 | 377.52 | 276.7 | 466.5 | 328.59 | 426.2 | 498.2 | 521.05 |
| 一株あたり配当金 | 8 | 5 | 5 | 8 | 8 | 16 | 20 | 125 | 80 | 80 | 80 | 80 | 100 | 150 | 160 |