| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2025/12 | 42.9 | +14.8% |
| 2024/12 | 37.4 | +122.3% |
| 2023/12 | 16.8 | -48.6% |
| 2022/12 | 32.7 | -2.0% |
| 2021/12 | 33.3 | -2.6% |
| 2020/12 | 34.2 | -20.6% |
| 2019/12 | 43.2 | -11.3% |
| 2018/12 | 48.6 | -0.2% |
| 2017/12 | 48.7 | +28.6% |
| 2016/12 | 37.9 | -16.1% |
| 2015/12 | 45.2 | -30.5% |
| 2014/12 | 65.0 | +27.3% |
| 2013/12 | 51.0 | +289.0% |
| 2012/8 | 13.1 | -39.3% |
| 2011/8 | 21.6 | - |