| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 12.8 | +23.6% |
| 2023/12 | 10.4 | -67.2% |
| 2022/12 | 31.5 | -71.9% |
| 2021/12 | 112.4 | +97.4% |
| 2020/12 | 56.9 | -34.6% |
| 2019/12 | 87.1 | +49.0% |
| 2018/12 | 58.4 | +155.9% |
| 2017/12 | 22.8 | +8.6% |
| 2016/12 | 21.0 | -19.1% |
| 2015/12 | 26.0 | +128.3% |
| 2014/12 | 11.4 | -522.8% |
| 2013/12 | -2.7 | -105.9% |
| 2012/12 | 45.9 | -285.6% |
| 2011/12 | -24.7 | - |