| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2025/12 | 5.0 | +25.0% |
| 2024/12 | 4.0 | -59.1% |
| 2023/12 | 9.7 | -13.5% |
| 2022/12 | 11.2 | -35.9% |
| 2021/12 | 17.5 | +1507.0% |
| 2021/3 | 3.8 | +249.1% |
| 2020/3 | 1.1 | -49.5% |
| 2019/3 | 2.2 | +55.5% |
| 2018/3 | 1.4 | +136.7% |
| 2017/3 | 0.6 | -68.8% |
| 2016/3 | 1.9 | -43.7% |
| 2015/3 | 3.3 | +25.0% |
| 2014/3 | 2.7 | +40.6% |
| 2013/3 | 1.9 | -74.4% |
| 2012/3 | 7.4 | - |