| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | -3.0 | -92.4% |
| 2023/12 | -40.2 | +72.1% |
| 2022/12 | -23.3 | +737.9% |
| 2021/12 | -2.8 | -76.0% |
| 2020/12 | -11.6 | -252.8% |
| 2019/12 | 7.6 | +7.5% |
| 2018/12 | 7.1 | -57.9% |
| 2017/12 | 16.8 | -59.0% |
| 2016/12 | 40.8 | +332.3% |
| 2015/12 | 9.4 | +274.4% |
| 2014/12 | 2.5 | -85.8% |
| 2013/12 | 17.7 | -2.9% |
| 2012/12 | 18.2 | +5.9% |
| 2011/12 | 17.2 | - |