| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 12.46 | +99.5% |
| 2023/12 | 6.24 | +1891.1% |
| 2022/12 | 0.31 | -93.5% |
| 2021/12 | 4.84 | -196.9% |
| 2020/12 | -4.99 | -136.9% |
| 2019/12 | 13.53 | -188.9% |
| 2018/12 | -15.22 | +635.1% |
| 2017/12 | -2.07 | -123.2% |
| 2016/12 | 8.91 | +46.6% |
| 2015/12 | 6.08 | -71.5% |
| 2014/12 | 21.33 | +8.6% |
| 2013/12 | 19.65 | +99.2% |
| 2012/12 | 9.86 | -200.9% |
| 2011/12 | -9.77 | - |