| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2026/3 | 20.6 | +7.8% |
| 2025/3 | 19.1 | +7.6% |
| 2024/3 | 17.8 | +36.4% |
| 2023/3 | 13.0 | -48.2% |
| 2022/3 | 25.2 | +10.1% |
| 2021/3 | 22.8 | +217.0% |
| 2020/3 | 7.2 | -66.0% |
| 2019/3 | 21.2 | -17.9% |
| 2018/3 | 25.8 | +2.7% |
| 2017/3 | 25.1 | +2.4% |
| 2016/3 | 24.5 | -0.6% |
| 2015/3 | 24.7 | +3.2% |
| 2014/3 | 23.9 | +30.2% |
| 2013/3 | 18.4 | +64.3% |
| 2012/3 | 11.2 | - |