| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 6.0 | +936.8% |
| 2023/12 | 0.6 | -106.8% |
| 2022/12 | -8.6 | -17.8% |
| 2021/12 | -10.5 | -5653.2% |
| 2020/12 | 0.2 | -97.8% |
| 2019/12 | 8.7 | +108.1% |
| 2018/12 | 4.2 | -219.6% |
| 2017/12 | -3.5 | -81.8% |
| 2016/12 | -19.3 | -72.0% |
| 2015/12 | -68.7 | -389.8% |
| 2014/12 | 23.7 | +44.8% |
| 2013/12 | 16.4 | -210.0% |
| 2012/12 | -14.9 | -240.7% |
| 2011/12 | 10.6 | -177.5% |
| 2010/12 | -13.6 | - |