| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2025/12 | 28.4 | +30.2% |
| 2024/12 | 21.8 | +29.0% |
| 2023/12 | 16.9 | -60.3% |
| 2022/12 | 42.6 | -11.7% |
| 2021/12 | 48.2 | +11.7% |
| 2020/12 | 43.2 | +14.9% |
| 2019/12 | 37.6 | -0.4% |
| 2018/12 | 37.8 | -4.7% |
| 2017/12 | 39.6 | +8.7% |
| 2016/12 | 36.4 | -9.4% |
| 2015/12 | 40.2 | -16.2% |
| 2014/12 | 48.0 | +1.6% |
| 2013/12 | 47.3 | -2.9% |
| 2012/12 | 48.7 | +13.4% |
| 2011/12 | 42.9 | - |