| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | -9.5 | -51.7% |
| 2023/12 | -19.7 | +27.3% |
| 2022/12 | -15.5 | +98.7% |
| 2021/12 | -7.8 | -90.9% |
| 2020/12 | -85.8 | +1479.7% |
| 2019/12 | -5.4 | +63.3% |
| 2018/12 | -3.3 | -50.3% |
| 2017/12 | -6.7 | -89.7% |
| 2016/12 | -64.9 | +16171.0% |
| 2015/12 | -0.4 | -114.9% |
| 2014/12 | 2.7 | +50.9% |
| 2013/12 | 1.8 | -113.2% |
| 2012/12 | -13.5 | -454.9% |
| 2011/12 | 3.8 | - |