| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2026/1 | 4.1 | +8.5% |
| 2025/1 | 3.7 | +13.8% |
| 2024/1 | 3.3 | +231.1% |
| 2023/1 | 1.0 | +66.2% |
| 2022/1 | 0.6 | -70.1% |
| 2021/1 | 2.0 | -48.8% |
| 2020/1 | 3.9 | -9.9% |
| 2019/1 | 4.3 | +54.9% |
| 2018/1 | 2.8 | +1748.6% |
| 2017/1 | 0.2 | -104.9% |
| 2016/1 | -3.1 | +361.7% |
| 2015/1 | -0.7 | -229.9% |
| 2014/1 | 0.5 | -940.9% |
| 2013/1 | -0.1 | -104.5% |
| 2012/1 | 1.4 | - |