| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | -7.0 | +93.5% |
| 2023/12 | -3.6 | +225.5% |
| 2022/12 | -1.1 | -70.5% |
| 2021/12 | -3.8 | -18534.1% |
| 2020/12 | 0.0 | -98.5% |
| 2019/12 | 1.4 | -88.4% |
| 2018/12 | 11.9 | +20.5% |
| 2017/12 | 9.9 | -0.5% |
| 2016/12 | 9.9 | -37.2% |
| 2015/12 | 15.8 | -38.3% |
| 2014/12 | 25.6 | +61.4% |
| 2013/12 | 15.9 | +28.4% |
| 2012/12 | 12.4 | +120.9% |
| 2011/12 | 5.6 | - |