| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | -18.5 | -390.2% |
| 2023/12 | 6.4 | -79.4% |
| 2022/12 | 30.9 | -448.4% |
| 2021/12 | -8.9 | -502.9% |
| 2020/12 | 2.2 | -1163.6% |
| 2019/12 | -0.2 | -100.5% |
| 2018/12 | 42.9 | +211.7% |
| 2017/12 | 13.8 | -118.8% |
| 2016/12 | -73.1 | -70.3% |
| 2015/12 | -246.0 | +14375.8% |
| 2014/12 | -1.7 | -120.9% |
| 2013/12 | 8.1 | -40.5% |
| 2012/12 | 13.7 | -49.8% |
| 2011/12 | 27.2 | - |