| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 0.0 | -102.7% |
| 2023/12 | -0.7 | -51.2% |
| 2022/12 | -1.4 | -134.2% |
| 2021/12 | 4.1 | -361.4% |
| 2020/12 | -1.6 | -65.1% |
| 2019/12 | -4.5 | +6.6% |
| 2018/12 | -4.2 | -69.7% |
| 2017/12 | -13.9 | -301.2% |
| 2016/12 | 6.9 | -139.8% |
| 2015/12 | -17.4 | -1919.2% |
| 2014/12 | 1.0 | -129.7% |
| 2013/12 | -3.2 | -187.7% |
| 2012/12 | 3.7 | +11.2% |
| 2011/12 | 3.3 | - |