| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2025/12 | 48.0 | +69.8% |
| 2024/12 | 28.3 | -34.4% |
| 2023/12 | 43.2 | -402.0% |
| 2022/12 | -14.3 | -165.0% |
| 2021/12 | 22.0 | -413.8% |
| 2020/12 | -7.0 | -125.8% |
| 2019/12 | 27.2 | +13.2% |
| 2018/12 | 24.0 | -2.3% |
| 2017/12 | 24.5 | +5.3% |
| 2016/12 | 23.3 | -9.8% |
| 2015/12 | 25.8 | +2.5% |
| 2014/12 | 25.2 | -14.9% |
| 2013/12 | 29.6 | +85.8% |
| 2012/12 | 15.9 | -24.3% |
| 2011/12 | 21.0 | - |