| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2025/10 | 5.67 | +2.6% |
| 2024/10 | 5.53 | -2.8% |
| 2023/10 | 5.69 | +64.5% |
| 2022/10 | 3.46 | +68.8% |
| 2021/10 | 2.05 | +2060.0% |
| 2020/10 | 0.09 | -96.8% |
| 2019/10 | 3.0 | -20.1% |
| 2018/10 | 3.76 | +15.2% |
| 2017/10 | 3.26 | +18.2% |
| 2016/10 | 2.76 | -18.1% |
| 2015/10 | 3.37 | -9.8% |
| 2014/10 | 3.73 | -21.3% |
| 2013/10 | 4.74 | +29.2% |
| 2012/10 | 3.67 | -11.8% |
| 2011/10 | 4.16 | - |