| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2026/3 | 28.9 | +38.5% |
| 2025/3 | 20.9 | +43.0% |
| 2024/3 | 14.6 | +138.6% |
| 2023/3 | 6.1 | -20.8% |
| 2022/3 | 7.7 | -69.4% |
| 2021/3 | 25.2 | +148.7% |
| 2020/3 | 10.1 | -39.9% |
| 2019/3 | 16.9 | -13.4% |
| 2018/3 | 19.5 | -1.3% |
| 2017/3 | 19.7 | +3.5% |
| 2016/3 | 19.1 | +45.2% |
| 2015/3 | 13.1 | -13.2% |
| 2014/3 | 15.1 | -24.2% |
| 2013/3 | 19.9 | +51.2% |
| 2012/3 | 13.2 | - |