| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2025/8 | 20.7 | -7.8% |
| 2024/8 | 22.5 | +117.4% |
| 2023/8 | 10.3 | -26.7% |
| 2022/8 | 14.1 | +9.8% |
| 2021/8 | 12.8 | +15.3% |
| 2020/8 | 11.1 | +16.3% |
| 2019/8 | 9.6 | +34.7% |
| 2018/8 | 7.1 | -32.0% |
| 2017/8 | 10.5 | +414.4% |
| 2016/8 | 2.0 | -55.0% |
| 2015/8 | 4.5 | +60.1% |
| 2014/8 | 2.8 | -110.9% |
| 2013/8 | -25.8 | +104.1% |
| 2012/8 | -12.6 | +95.4% |
| 2011/8 | -6.5 | - |