| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2025/3 | 10.7 | +55.8% |
| 2024/3 | 6.9 | +125.7% |
| 2023/3 | 3.1 | -70.7% |
| 2022/3 | 10.4 | +6.3% |
| 2021/3 | 9.8 | +397.7% |
| 2020/3 | 2.0 | -44.8% |
| 2019/3 | 3.6 | +64.8% |
| 2018/3 | 2.2 | -69.6% |
| 2017/3 | 7.1 | -384.1% |
| 2016/3 | -2.5 | -156.2% |
| 2015/3 | 4.5 | +44.0% |
| 2014/3 | 3.1 | -20.2% |
| 2013/3 | 3.9 | -12.7% |
| 2012/3 | 4.4 | -41.6% |
| 2011/3 | 7.6 | +16.6% |
| 2010/3 | 6.5 | - |