| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2026/3 | 29.5 | +64.6% |
| 2025/3 | 17.9 | +51.4% |
| 2024/3 | 11.8 | -44.7% |
| 2023/3 | 21.4 | -28.5% |
| 2022/3 | 29.9 | -16.5% |
| 2021/3 | 35.9 | +6.6% |
| 2020/3 | 33.6 | -29.9% |
| 2019/3 | 48.0 | +0.5% |
| 2018/3 | 47.8 | +19.9% |
| 2017/3 | 39.8 | +20.2% |
| 2016/3 | 33.2 | +142.6% |
| 2015/3 | 13.7 | -47.3% |
| 2014/3 | 26.0 | +426.4% |
| 2013/3 | 4.9 | -83.1% |
| 2012/3 | 29.2 | - |