| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2026/3 | 37.9 | -1.9% |
| 2025/3 | 38.7 | -0.7% |
| 2024/3 | 39.0 | -4.4% |
| 2023/3 | 40.8 | +1.3% |
| 2022/3 | 40.3 | +10.2% |
| 2021/3 | 36.6 | +29.9% |
| 2020/3 | 28.1 | +54.7% |
| 2019/3 | 18.2 | +12.7% |
| 2018/3 | 16.1 | +11.8% |
| 2017/3 | 14.4 | -2.0% |
| 2016/3 | 14.7 | -12.7% |
| 2015/3 | 16.9 | +57.6% |
| 2014/3 | 10.7 | -7.9% |
| 2013/3 | 11.6 | -19.2% |
| 2012/3 | 14.4 | - |