| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2026/3 | 2.2 | -62.3% |
| 2025/3 | 5.9 | -25.5% |
| 2024/3 | 8.0 | -17.1% |
| 2023/3 | 9.6 | -29.0% |
| 2022/3 | 13.5 | +6.3% |
| 2021/3 | 12.7 | -11.1% |
| 2020/3 | 14.3 | +8.1% |
| 2019/3 | 13.2 | -0.5% |
| 2018/3 | 13.3 | +3.5% |
| 2017/3 | 12.8 | +8.7% |
| 2016/3 | 11.8 | +28.7% |
| 2015/3 | 9.2 | +82.3% |
| 2014/3 | 5.0 | -203.4% |
| 2013/3 | -4.9 | -328.9% |
| 2012/3 | 2.1 | -0.9% |
| 2011/5 | 2.1 | - |