| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2025/9 | 16.4 | +35.8% |
| 2024/9 | 12.1 | -4.5% |
| 2023/9 | 12.7 | +160.1% |
| 2022/9 | 4.9 | -58.0% |
| 2021/9 | 11.6 | -40.4% |
| 2020/9 | 19.5 | -6.5% |
| 2019/9 | 20.8 | -17.4% |
| 2018/9 | 25.2 | +164.5% |
| 2017/9 | 9.5 | -59.5% |
| 2016/9 | 23.5 | +7.5% |
| 2015/9 | 21.9 | +12.9% |
| 2014/9 | 19.4 | +130.0% |
| 2013/9 | 8.4 | +713.6% |
| 2012/9 | 1.0 | -94.2% |
| 2011/9 | 17.9 | - |