| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2025/9 | 42.6 | +2.1% |
| 2024/9 | 41.7 | -8.6% |
| 2023/9 | 45.7 | -23.9% |
| 2022/9 | 60.0 | +9.6% |
| 2021/9 | 54.7 | +39.4% |
| 2020/9 | 39.3 | +30.6% |
| 2019/9 | 30.1 | -17.0% |
| 2018/9 | 36.2 | -29.0% |
| 2017/9 | 51.0 | +7.0% |
| 2016/9 | 47.7 | +51.3% |
| 2015/9 | 31.5 | -17.6% |
| 2014/9 | 38.3 | -12.9% |
| 2013/9 | 43.9 | -38.9% |
| 2012/9 | 71.8 | +239.6% |
| 2011/9 | 21.2 | - |