| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | -10.8 | -57.0% |
| 2023/12 | -25.1 | -269.3% |
| 2022/12 | 14.8 | +15.6% |
| 2021/12 | 12.8 | +72.7% |
| 2020/12 | 7.4 | -701.8% |
| 2019/12 | -1.2 | -110.6% |
| 2018/12 | 11.7 | +6.1% |
| 2017/12 | 11.0 | +57.0% |
| 2016/12 | 7.0 | -371.2% |
| 2015/12 | -2.6 | +347.5% |
| 2014/12 | -0.6 | -92.6% |
| 2013/12 | -7.8 | -198.0% |
| 2012/12 | 7.9 | -71.2% |
| 2011/12 | 27.5 | - |