| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | -3.6 | -12.4% |
| 2023/12 | -4.1 | +63.6% |
| 2022/12 | -2.5 | -296.4% |
| 2021/12 | 1.3 | -100.1% |
| 2020/12 | -904.1 | -22.1% |
| 2019/12 | -1160.8 | -27.1% |
| 2018/12 | -1592.8 | +173.5% |
| 2017/12 | -582.4 | +653.6% |
| 2016/12 | -77.3 | -85.1% |
| 2015/12 | -520.2 | -10340.3% |
| 2014/12 | 5.1 | -66.1% |
| 2013/12 | 15.0 | -21.5% |
| 2012/12 | 19.1 | +9.2% |
| 2011/12 | 17.5 | - |