| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2025/12 | 34.6 | +84.1% |
| 2024/12 | 18.8 | -17.9% |
| 2023/12 | 17.7 | -27.2% |
| 2023/1 | 22.9 | -5.8% |
| 2022/1 | 24.3 | +21.6% |
| 2021/1 | 20.0 | - |
| 2019/12 | 21.1 | -4.3% |
| 2018/12 | 22.1 | -19.9% |
| 2017/12 | 23.1 | -15.6% |
| 2017/1 | 27.5 | +0.6% |
| 2016/1 | 27.4 | - |
| 2014/12 | 27.7 | +27.5% |
| 2013/12 | 21.7 | +5.9% |
| 2012/12 | 20.5 | -25.5% |
| 2011/1 | 27.5 | - |