| （単位：百万円） | 経常（税引前）利益 | 前年比（％） |
|---|---|---|
| 2026/5 | 1,174 | +15.0% |
| 2025/5 | 1,021 | +34.6% |
| 2024/5 | 758 | +31.0% |
| 2023/5 | 579 | +157.9% |
| 2022/5 | 224 | -23.6% |
| 2021/5 | 293 | -28.0% |
| 2020/5 | 408 | -38.0% |
| 2019/5 | 659 | -15.1% |
| 2018/5 | 776 | +45.5% |
| 2017/5 | 533 | +49.2% |
| 2016/5 | 357 | -0.4% |
| 2015/5 | 359 | +24.1% |
| 2014/5 | 289 | +93.6% |
| 2013/5 | 149 | -44.4% |
| 2012/5 | 268 | +85.6% |
| 2011/5 | 144 | - |