| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2025/10 | 5.09 | +0.7% |
| 2024/10 | 5.05 | -13.1% |
| 2023/10 | 5.81 | -16.8% |
| 2022/10 | 6.99 | +176.4% |
| 2021/10 | 2.53 | -16.0% |
| 2020/10 | 3.01 | +1346.4% |
| 2019/10 | 0.21 | +85.8% |
| 2018/10 | 0.11 | -94.4% |
| 2017/10 | 2.01 | -67.1% |
| 2016/10 | 6.11 | +7.6% |
| 2015/10 | 5.68 | +28.0% |
| 2014/10 | 4.44 | -931.3% |
| 2013/10 | -0.53 | -165.6% |
| 2012/10 | 0.81 | +97.1% |
| 2011/10 | 0.41 | - |