| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2025/9 | 1.1 | +58.1% |
| 2024/9 | 0.7 | -90.7% |
| 2023/9 | 7.6 | -18.3% |
| 2022/9 | 9.4 | +148.1% |
| 2021/9 | 3.8 | -524.4% |
| 2020/9 | -0.9 | -87.1% |
| 2019/9 | -6.9 | -430.6% |
| 2018/9 | 2.1 | -79.3% |
| 2017/9 | 10.1 | +3.7% |
| 2016/9 | 9.7 | +326.3% |
| 2015/9 | 2.3 | -57.4% |
| 2014/9 | 5.3 | -54.1% |
| 2013/9 | 11.6 | -37.1% |
| 2012/9 | 18.5 | +3681.5% |
| 2011/9 | 0.5 | - |