| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2026/3 | 37.7 | +30.7% |
| 2025/3 | 28.8 | +79.4% |
| 2024/3 | 16.1 | -47.4% |
| 2023/3 | 30.6 | +9.6% |
| 2022/3 | 27.9 | +25.4% |
| 2021/3 | 22.3 | +4.8% |
| 2020/3 | 21.2 | -9.4% |
| 2019/3 | 23.4 | +100.0% |
| 2018/3 | 11.7 | +21.6% |
| 2017/3 | 9.6 | +33.0% |
| 2016/3 | 7.2 | -42.9% |
| 2015/3 | 12.7 | -140.0% |
| 2014/3 | -31.7 | +3161.6% |
| 2013/3 | -1.0 | -60.1% |
| 2012/3 | -2.4 | - |