| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2026/3 | 35.7 | -8.2% |
| 2025/3 | 38.9 | +5.8% |
| 2024/3 | 36.8 | -2.6% |
| 2023/3 | 37.7 | +43.8% |
| 2022/3 | 26.2 | +103.6% |
| 2021/3 | 12.9 | -25.0% |
| 2020/3 | 17.2 | -31.8% |
| 2019/3 | 25.2 | +91.8% |
| 2018/3 | 13.1 | +179.1% |
| 2017/3 | 4.7 | -67.7% |
| 2016/3 | 14.6 | +43.5% |
| 2015/3 | 10.1 | -46.7% |
| 2014/3 | 19.0 | +108.8% |
| 2013/3 | 9.1 | -64.4% |
| 2012/3 | 25.6 | - |