| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2025/12 | 28.9 | +12.5% |
| 2024/12 | 25.7 | +34.2% |
| 2023/12 | 19.1 | -26.4% |
| 2022/12 | 26.0 | -4.7% |
| 2021/12 | 27.3 | +36.6% |
| 2020/12 | 20.0 | +26.0% |
| 2019/12 | 15.9 | -19.7% |
| 2018/12 | 19.7 | -7.7% |
| 2017/12 | 21.4 | -12.0% |
| 2017/3 | 20.4 | -16.2% |
| 2016/3 | 24.3 | +3.5% |
| 2015/3 | 23.5 | +21.2% |
| 2014/3 | 19.4 | +35.9% |
| 2013/3 | 14.3 | +30.7% |
| 2012/3 | 10.9 | - |