| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2025/12 | 32.9 | +5.2% |
| 2024/12 | 31.3 | +9.7% |
| 2023/12 | 28.5 | -22.7% |
| 2022/12 | 36.9 | -27.1% |
| 2021/12 | 50.6 | +19.9% |
| 2020/12 | 42.2 | -1.9% |
| 2019/12 | 43.0 | +10.4% |
| 2018/12 | 38.9 | -5.0% |
| 2017/12 | 41.0 | +6.5% |
| 2016/12 | 38.5 | -11.1% |
| 2015/12 | 43.3 | +11.3% |
| 2014/12 | 38.9 | +22.3% |
| 2013/12 | 31.8 | +122.6% |
| 2012/12 | 14.3 | +0.3% |
| 2011/12 | 14.2 | - |