| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2025/6 | 16.4 | -27.3% |
| 2024/6 | 22.5 | -12.6% |
| 2023/6 | 25.7 | -12.3% |
| 2022/6 | 29.3 | -6.0% |
| 2021/6 | 31.2 | +89.6% |
| 2020/6 | 16.5 | -21.3% |
| 2019/6 | 20.9 | +28.5% |
| 2018/6 | 16.3 | +156.0% |
| 2017/6 | 6.4 | +35.2% |
| 2016/6 | 4.7 | -49.4% |
| 2015/6 | 9.3 | +103.9% |
| 2014/6 | 4.6 | +31.3% |
| 2013/6 | 3.5 | -45.7% |
| 2012/6 | 6.4 | -46.2% |
| 2011/6 | 11.9 | - |