| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2026/3 | 6.4 | +125.1% |
| 2025/3 | 2.9 | -57.9% |
| 2024/3 | 6.8 | -7.2% |
| 2023/3 | 7.3 | -16.2% |
| 2022/3 | 8.7 | +171.1% |
| 2021/3 | 3.2 | -200.1% |
| 2020/3 | -3.2 | -381.3% |
| 2019/3 | 1.1 | +47.6% |
| 2018/3 | 0.8 | -84.6% |
| 2017/3 | 5.0 | -22.8% |
| 2016/3 | 6.5 | +72.8% |
| 2015/3 | 3.8 | +1001.8% |
| 2014/3 | 0.3 | -93.9% |
| 2013/3 | 5.6 | +1169.5% |
| 2012/3 | 0.4 | - |