| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2025/3 | 4.1 | -14.9% |
| 2024/3 | 4.8 | +15.8% |
| 2023/3 | 4.2 | -16.3% |
| 2022/3 | 5.0 | -23.2% |
| 2021/3 | 6.5 | +45.5% |
| 2020/3 | 4.5 | +24.1% |
| 2019/3 | 3.6 | -15.6% |
| 2018/3 | 4.3 | -19.1% |
| 2017/3 | 5.3 | -6.0% |
| 2016/3 | 5.6 | +5.9% |
| 2015/3 | 5.3 | -6.3% |
| 2014/3 | 5.6 | +39.3% |
| 2013/3 | 4.1 | +79.5% |
| 2012/3 | 2.3 | -3.0% |
| 2011/3 | 2.3 | -58.6% |
| 2010/3 | 5.6 | - |