| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2025/12 | 24.4 | +10.7% |
| 2024/12 | 22.0 | +48.5% |
| 2023/12 | 14.8 | -37.0% |
| 2022/12 | 23.5 | +8.3% |
| 2021/12 | 21.7 | +187.4% |
| 2020/12 | 7.6 | +29.9% |
| 2020/9 | 7.1 | +22.5% |
| 2019/9 | 5.8 | -49.1% |
| 2018/9 | 11.4 | +106.8% |
| 2017/9 | 5.5 | -3.6% |
| 2016/9 | 5.7 | -71.3% |
| 2015/9 | 20.0 | +64.1% |
| 2014/9 | 12.2 | +63.1% |
| 2013/9 | 7.5 | -174.7% |
| 2012/9 | -10.0 | -415.6% |
| 2011/9 | 3.2 | - |