| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2026/1 | -2.6 | - |
| 2024/12 | -17.1 | +425.4% |
| 2023/12 | -3.3 | -171.5% |
| 2022/12 | -0.9 | -109.7% |
| 2022/1 | 4.6 | -49.5% |
| 2021/1 | 9.0 | - |
| 2019/12 | 6.4 | -51.3% |
| 2018/12 | 13.1 | +47.2% |
| 2017/12 | 8.9 | -29.2% |
| 2016/12 | 12.7 | +69.2% |
| 2016/1 | 12.5 | +66.8% |
| 2015/1 | 7.5 | - |
| 2013/12 | 11.2 | -22.2% |
| 2012/12 | 14.3 | +1.6% |
| 2011/12 | 14.1 | - |