| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2025/12 | 22.0 | -2.1% |
| 2024/12 | 22.4 | -17.8% |
| 2023/12 | 27.3 | -40.7% |
| 2022/12 | 46.0 | -26.1% |
| 2021/12 | 62.2 | +132.2% |
| 2020/12 | 26.8 | -32.8% |
| 2019/12 | 39.9 | -5.1% |
| 2018/12 | 42.1 | -5.7% |
| 2017/12 | 44.6 | +8.5% |
| 2016/12 | 41.1 | -1.4% |
| 2015/12 | 41.7 | -3.8% |
| 2014/12 | 43.4 | +11.6% |
| 2013/12 | 38.9 | +30.3% |
| 2012/12 | 29.8 | +24.6% |
| 2011/12 | 23.9 | - |