| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2026/1 | 25.9 | - |
| 2024/12 | 26.9 | +3.4% |
| 2023/12 | 26.0 | +10.1% |
| 2022/12 | 24.8 | +17.2% |
| 2022/1 | 23.6 | +11.5% |
| 2021/1 | 21.2 | - |
| 2019/12 | 22.7 | +1.4% |
| 2018/12 | 22.4 | +0.3% |
| 2017/12 | 22.3 | +5.2% |
| 2016/12 | 23.4 | +21.4% |
| 2016/1 | 21.2 | +10.1% |
| 2015/1 | 19.2 | - |
| 2013/12 | 17.2 | +9.9% |
| 2012/12 | 15.7 | +47.9% |
| 2011/12 | 14.5 | - |
| 2011/1 | 10.6 | - |