| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 3.3 | -64.5% |
| 2023/12 | 9.4 | +99.8% |
| 2022/12 | 4.7 | -66.5% |
| 2021/12 | 14.1 | +205.8% |
| 2020/12 | 4.6 | +451.7% |
| 2019/12 | 0.8 | -134.6% |
| 2018/12 | -2.4 | -46.3% |
| 2017/12 | -4.5 | +105.7% |
| 2016/12 | -2.2 | +71.0% |
| 2015/12 | -1.3 | -92.3% |
| 2014/12 | -16.5 | +302.4% |
| 2013/12 | -4.1 | -48.5% |
| 2012/12 | -8.0 | -233.7% |
| 2011/12 | 6.0 | - |