| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2026/3 | 27.7 | -39.6% |
| 2025/3 | 45.8 | -5.3% |
| 2024/3 | 48.4 | -6.4% |
| 2023/3 | 51.6 | +37.1% |
| 2022/3 | 37.7 | -21.7% |
| 2021/3 | 48.1 | +1.7% |
| 2020/3 | 47.3 | +3.3% |
| 2019/3 | 45.8 | +13.8% |
| 2018/3 | 40.2 | +10.8% |
| 2017/3 | 36.3 | +11.6% |
| 2016/3 | 32.5 | +14.5% |
| 2015/3 | 28.4 | +32.3% |
| 2014/3 | 21.5 | +3.1% |
| 2013/3 | 20.8 | +20.8% |
| 2012/3 | 17.2 | - |