| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2026/1 | 14.0 | +8.8% |
| 2025/1 | 12.8 | -7.3% |
| 2024/1 | 13.9 | +1.5% |
| 2023/1 | 13.7 | -3.0% |
| 2022/1 | 14.1 | +70.3% |
| 2021/1 | 8.3 | -66.0% |
| 2020/1 | 24.3 | -16.3% |
| 2019/1 | 29.1 | +38.0% |
| 2018/1 | 21.1 | -13.4% |
| 2017/1 | 24.3 | +32.2% |
| 2016/1 | 18.4 | +506.3% |
| 2015/1 | 3.0 | -59.7% |
| 2014/1 | 7.5 | -58.3% |
| 2013/1 | 18.1 | +116.0% |
| 2012/1 | 8.4 | - |