| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2026/3 | 27.1 | +62.5% |
| 2025/3 | 16.7 | +25.8% |
| 2024/3 | 13.3 | -4.9% |
| 2023/3 | 13.9 | -16.3% |
| 2022/3 | 16.6 | +155.1% |
| 2021/3 | 6.5 | -76.5% |
| 2020/3 | 27.8 | +3.7% |
| 2019/3 | 26.8 | -2.0% |
| 2018/3 | 27.4 | -3.1% |
| 2017/3 | 28.2 | +0.8% |
| 2016/3 | 28.0 | +12.4% |
| 2015/3 | 24.9 | +8.2% |
| 2014/3 | 23.0 | +7.2% |
| 2013/3 | 21.4 | +10.6% |
| 2012/3 | 19.4 | - |