| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | -5.0 | -187.3% |
| 2023/12 | 5.7 | -80.9% |
| 2022/12 | 29.9 | +326.4% |
| 2021/12 | 7.0 | -136.9% |
| 2020/12 | -19.0 | -17.9% |
| 2019/12 | -23.1 | +23.9% |
| 2018/12 | -18.6 | +12.1% |
| 2017/12 | -16.6 | -52.1% |
| 2016/12 | -34.7 | +324.3% |
| 2015/12 | -8.2 | -287.1% |
| 2014/12 | 4.4 | -67.0% |
| 2013/12 | 13.3 | +9.8% |
| 2012/12 | 12.1 | -25.0% |
| 2011/12 | 16.1 | - |