| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | -16.2 | -324.5% |
| 2023/12 | 7.2 | -53.8% |
| 2022/12 | 15.6 | -28.1% |
| 2021/12 | 21.7 | -1146.4% |
| 2020/12 | -2.1 | -83.2% |
| 2019/12 | -12.4 | +74.9% |
| 2018/12 | -7.1 | -170.4% |
| 2017/12 | 10.0 | +370.9% |
| 2016/12 | 2.1 | -28.2% |
| 2015/12 | 3.0 | +8.4% |
| 2014/12 | 2.7 | -118.9% |
| 2013/12 | -14.5 | +143.7% |
| 2012/12 | -5.9 | -203.1% |
| 2011/12 | 5.8 | - |