| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2025/12 | 28.8 | +16.7% |
| 2024/12 | 24.6 | -16.7% |
| 2023/12 | 29.6 | -31.2% |
| 2022/12 | 43.0 | -14.0% |
| 2021/12 | 50.0 | +64.9% |
| 2020/12 | 30.4 | -19.6% |
| 2019/12 | 37.8 | -2.2% |
| 2018/12 | 38.6 | +6.3% |
| 2017/12 | 36.3 | +0.1% |
| 2016/12 | 36.3 | -13.6% |
| 2015/12 | 42.0 | +3.4% |
| 2014/12 | 40.6 | +10.0% |
| 2013/12 | 36.9 | +3.4% |
| 2012/12 | 35.7 | - |
| 2010/12 | 27.4 | - |