| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 2.1 | -12.8% |
| 2023/12 | 2.4 | -0.8% |
| 2022/12 | 2.4 | -379.5% |
| 2021/12 | -0.9 | -96.4% |
| 2020/12 | -23.7 | -316.8% |
| 2019/12 | 10.9 | +83.9% |
| 2018/12 | 5.9 | -36.3% |
| 2017/12 | 9.3 | -17890.9% |
| 2016/12 | -0.1 | -104.5% |
| 2015/12 | 1.2 | -92.8% |
| 2014/12 | 16.3 | +27.6% |
| 2013/12 | 12.8 | -56.1% |
| 2012/12 | 29.1 | -2.6% |
| 2011/12 | 29.9 | - |