| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2025/12 | 27.4 | +84.9% |
| 2024/12 | 14.8 | -14.6% |
| 2023/12 | 17.3 | -57.6% |
| 2022/12 | 40.9 | -19.4% |
| 2021/12 | 50.7 | +37.4% |
| 2020/12 | 36.9 | -1.5% |
| 2019/12 | 37.5 | -13.0% |
| 2018/12 | 43.1 | -7.3% |
| 2017/12 | 46.5 | -9.2% |
| 2016/12 | 51.2 | +6.1% |
| 2015/12 | 48.3 | -5.3% |
| 2014/12 | 50.9 | +5.2% |
| 2013/12 | 48.4 | -2.6% |
| 2012/12 | 49.7 | +1.3% |
| 2011/12 | 49.1 | - |