| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | -30.7 | +221.8% |
| 2023/12 | -9.6 | -154.2% |
| 2022/12 | 17.6 | +13.7% |
| 2021/12 | 15.5 | -241.3% |
| 2020/12 | -11.0 | +28.8% |
| 2019/12 | -8.5 | -184.1% |
| 2018/12 | 10.1 | -52.7% |
| 2017/12 | 21.4 | +73.1% |
| 2016/12 | 12.3 | -16.3% |
| 2015/12 | 14.7 | +213.2% |
| 2014/12 | 4.7 | -113.4% |
| 2013/12 | -35.2 | +1556.7% |
| 2012/12 | -2.1 | -96.1% |
| 2011/12 | -54.6 | - |