| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2026/3 | 20.3 | -8.5% |
| 2025/3 | 22.2 | -4.8% |
| 2024/3 | 23.4 | +4.1% |
| 2023/3 | 22.4 | +3.6% |
| 2022/3 | 21.7 | -354.7% |
| 2021/3 | -8.5 | -129.6% |
| 2020/3 | 28.8 | -9.2% |
| 2019/3 | 31.7 | -1.9% |
| 2018/3 | 32.3 | -1.3% |
| 2017/3 | 32.8 | +2.8% |
| 2016/3 | 31.9 | -19.7% |
| 2015/3 | 39.7 | -15.6% |
| 2014/3 | 47.0 | -6.8% |
| 2013/3 | 50.4 | +19.4% |
| 2012/3 | 42.3 | - |