| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2026/3 | 54.4 | +2.6% |
| 2025/3 | 53.0 | -1.3% |
| 2024/3 | 53.7 | -3.4% |
| 2023/3 | 55.6 | -2.6% |
| 2022/3 | 57.1 | +7.2% |
| 2021/3 | 53.3 | +4.9% |
| 2020/3 | 50.8 | -6.8% |
| 2019/3 | 54.5 | -4.0% |
| 2018/3 | 56.7 | +3.5% |
| 2017/3 | 54.8 | +1.8% |
| 2016/3 | 53.9 | -3.4% |
| 2015/3 | 55.8 | +8.1% |
| 2014/3 | 51.6 | +3.2% |
| 2013/3 | 50.0 | +5.7% |
| 2012/3 | 47.3 | -2.9% |
| 2011/3 | 48.7 | - |