| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | -33.9 | +107.1% |
| 2023/12 | -16.4 | -21.8% |
| 2022/12 | -20.9 | +31.4% |
| 2021/12 | -15.9 | -84.8% |
| 2020/12 | -104.7 | +1642.4% |
| 2019/12 | -6.0 | -256.9% |
| 2018/12 | 3.8 | -54.3% |
| 2017/12 | 8.4 | +688.7% |
| 2016/12 | 1.1 | -105.0% |
| 2015/12 | -21.2 | -4.2% |
| 2014/12 | -22.1 | +78.6% |
| 2013/12 | -12.4 | -30.3% |
| 2012/12 | -17.8 | -487.7% |
| 2011/12 | 4.6 | - |