| （単位：百万円） | 純利益 | 前年比（％） |
|---|---|---|
| 2025/5 | -7,942 | -108.0% |
| 2024/5 | 99,438 | +828.7% |
| 2023/5 | 10,707 | -20.1% |
| 2022/5 | 13,394 | +38.3% |
| 2021/5 | 9,682 | +191.4% |
| 2020/5 | 3,323 | -30.4% |
| 2019/5 | 4,771 | +45.6% |
| 2018/5 | 3,276 | +104.4% |
| 2017/5 | 1,603 | +9.1% |
| 2016/5 | 1,469 | +586.4% |
| 2015/5 | 214 | -59.3% |
| 2014/5 | 526 | -13.8% |
| 2013/5 | 610 | +2003.4% |
| 2012/5 | 29 | -93.0% |
| 2011/5 | 412 | - |