| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2025/9 | 31.4 | +5.9% |
| 2024/9 | 29.7 | +26.9% |
| 2023/9 | 23.4 | +15.3% |
| 2022/9 | 20.3 | -15.7% |
| 2021/9 | 24.0 | -9.2% |
| 2020/9 | 26.5 | +18.1% |
| 2019/9 | 22.4 | +14.2% |
| 2018/9 | 19.6 | -10.4% |
| 2017/9 | 21.9 | +33.2% |
| 2016/9 | 16.4 | +33.3% |
| 2015/9 | 12.3 | +27.8% |
| 2014/9 | 9.7 | +0.5% |
| 2013/9 | 9.6 | +13.7% |
| 2012/9 | 8.4 | +17.5% |
| 2011/9 | 7.2 | - |