| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2025/12 | -2.9 | +2137.4% |
| 2024/12 | -0.1 | -104.0% |
| 2023/12 | 3.2 | -35.6% |
| 2022/12 | 5.0 | +14.4% |
| 2021/12 | 4.3 | +313.8% |
| 2020/12 | 1.0 | -89.1% |
| 2019/12 | 9.6 | -3.9% |
| 2018/12 | 10.0 | +25.1% |
| 2017/12 | 8.0 | +82.8% |
| 2016/12 | 4.4 | -11.2% |
| 2015/12 | 4.9 | -27.0% |
| 2015/3 | 3.8 | -44.3% |
| 2014/3 | 6.7 | +61.0% |
| 2013/3 | 4.2 | -27.5% |
| 2012/3 | 5.8 | -12.8% |
| 2011/3 | 6.6 | - |