| （単位：千円） | 経常（税引前）利益 | 前年比（％） |
|---|---|---|
| 2025/5 | 89,372 | -68.0% |
| 2024/5 | 278,945 | +46.7% |
| 2023/5 | 190,180 | +23.5% |
| 2022/5 | 153,976 | -56.7% |
| 2021/5 | 355,499 | +14.6% |
| 2020/5 | 310,188 | +6.0% |
| 2019/5 | 292,728 | +13.7% |
| 2018/5 | 257,397 | +11.9% |
| 2017/5 | 229,983 | -8.9% |
| 2016/5 | 252,512 | +23.4% |
| 2015/5 | 204,617 | -39.9% |
| 2014/5 | 340,217 | -13.1% |
| 2013/5 | 391,458 | +23.1% |
| 2012/5 | 318,013 | +12.4% |
| 2011/5 | 283,001 | - |