| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2025/12 | 31.2 | +22.1% |
| 2024/12 | 25.6 | -24.8% |
| 2023/12 | 34.0 | -241.4% |
| 2022/12 | -24.1 | +1014.0% |
| 2021/12 | -2.2 | -111.2% |
| 2020/12 | 19.3 | -16.4% |
| 2019/12 | 23.0 | +81.9% |
| 2018/12 | 12.7 | -181.1% |
| 2017/12 | -15.6 | -142.8% |
| 2016/12 | 36.5 | +11.4% |
| 2015/12 | 32.8 | -39.9% |
| 2014/12 | 54.5 | -10.5% |
| 2013/12 | 60.9 | +14.5% |
| 2012/12 | 53.2 | -878.8% |
| 2011/12 | -6.8 | - |