| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2026/1 | 22.2 | -1.5% |
| 2025/1 | 22.6 | +9.2% |
| 2024/1 | 20.7 | +9.3% |
| 2023/1 | 18.9 | +46.8% |
| 2022/1 | 12.9 | -10.7% |
| 2021/1 | 14.4 | +60.2% |
| 2020/1 | 9.0 | -641.9% |
| 2019/1 | -1.7 | -93.9% |
| 2018/1 | -27.1 | +5.1% |
| 2017/1 | -25.8 | +3081.3% |
| 2016/1 | -0.8 | -124.5% |
| 2015/1 | 3.3 | -73.2% |
| 2014/1 | 12.3 | -8.2% |
| 2013/1 | 13.4 | -18.1% |
| 2012/1 | 16.4 | +17.5% |
| 2011/1 | 13.9 | - |