| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | -65.2 | +53.9% |
| 2023/12 | -42.4 | -3.5% |
| 2022/12 | -43.9 | +1121.3% |
| 2021/12 | -3.6 | -84.6% |
| 2020/12 | -23.3 | -175.5% |
| 2019/12 | 30.9 | -343.2% |
| 2018/12 | -12.7 | +177.0% |
| 2017/12 | -4.6 | -81.0% |
| 2016/12 | -24.1 | -22.1% |
| 2015/12 | -31.0 | +22.0% |
| 2014/12 | -25.4 | -43.8% |
| 2013/12 | -45.2 | -38.2% |
| 2012/12 | -73.1 | -14.6% |
| 2011/12 | -85.6 | - |