| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2026/1 | 4.1 | +7.0% |
| 2025/1 | 3.9 | +14.6% |
| 2024/1 | 3.4 | +21.1% |
| 2023/1 | 2.8 | -14.7% |
| 2022/1 | 3.3 | -11.2% |
| 2021/1 | 3.7 | -4.2% |
| 2020/1 | 3.8 | +72.3% |
| 2019/1 | 2.2 | -26.3% |
| 2018/1 | 3.0 | -28.4% |
| 2017/1 | 4.2 | -6.0% |
| 2016/1 | 4.5 | -12.1% |
| 2015/1 | 5.1 | -1.4% |
| 2014/1 | 5.2 | -5.6% |
| 2013/1 | 5.5 | +0.5% |
| 2012/1 | 5.5 | -2.2% |
| 2011/1 | 5.6 | - |