| （単位：千円） | 純利益 | 前年比（％） |
|---|---|---|
| 2025/6 | 586,465 | -11.3% |
| 2024/6 | 661,288 | -3.2% |
| 2023/6 | 682,894 | +28.3% |
| 2022/6 | 532,426 | +3.8% |
| 2021/6 | 512,929 | +15.0% |
| 2020/6 | 445,904 | -14.7% |
| 2019/6 | 523,026 | +1.5% |
| 2018/6 | 515,201 | +20.4% |
| 2017/6 | 427,923 | +4.2% |
| 2016/6 | 410,619 | +33.1% |
| 2015/6 | 308,550 | +35.2% |
| 2014/6 | 228,175 | +105.2% |
| 2013/6 | 111,176 | +52.6% |
| 2012/6 | 72,869 | +210.9% |
| 2011/6 | 23,439 | - |