| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2025/4 | 1.32 | -46.7% |
| 2024/4 | 2.48 | +4760.8% |
| 2023/4 | 0.05 | -100.6% |
| 2022/4 | -7.93 | -28.5% |
| 2021/4 | -11.09 | +148.2% |
| 2020/4 | -4.47 | -335.9% |
| 2019/4 | 1.89 | +128.2% |
| 2018/9 | 0.83 | -2.7% |
| 2017/9 | 0.85 | +312.0% |
| 2016/9 | 0.21 | -48.9% |
| 2015/9 | 0.41 | -80.7% |
| 2014/9 | 2.1 | +202.0% |
| 2013/9 | 0.7 | -62.6% |
| 2012/9 | 1.86 | +19.9% |
| 2011/9 | 1.55 | - |