| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2025/12 | 2.7 | -133.5% |
| 2024/12 | -8.0 | -150.2% |
| 2023/12 | 15.9 | -52.8% |
| 2022/12 | 33.6 | +19.7% |
| 2021/12 | 28.1 | +200.3% |
| 2020/12 | 9.4 | -1.3% |
| 2019/12 | 9.5 | +137.8% |
| 2019/3 | 7.2 | +80.0% |
| 2018/3 | 4.0 | -67.3% |
| 2017/3 | 12.2 | -33.8% |
| 2016/3 | 18.4 | -1.5% |
| 2015/3 | 18.7 | +98.2% |
| 2014/3 | 9.4 | -70.0% |
| 2013/3 | 31.5 | +33.1% |
| 2012/3 | 23.7 | - |