| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2026/3 | 14.4 | -15.8% |
| 2025/3 | 17.1 | +60.5% |
| 2024/3 | 10.7 | -14.1% |
| 2023/3 | 12.4 | -13.8% |
| 2022/3 | 14.4 | -25.3% |
| 2021/3 | 19.3 | +27.8% |
| 2020/3 | 15.1 | -47.1% |
| 2019/3 | 28.5 | -25.8% |
| 2018/3 | 38.5 | -10.0% |
| 2017/3 | 42.7 | -5.9% |
| 2016/3 | 45.4 | -2.7% |
| 2015/3 | 46.7 | +2057.2% |
| 2014/3 | 2.2 | -89.6% |
| 2013/3 | 20.8 | +31.7% |
| 2012/3 | 15.8 | - |