| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | -3.43 | -48.6% |
| 2023/12 | -6.68 | -502.2% |
| 2022/12 | 1.66 | -74.6% |
| 2021/12 | 6.54 | -161.1% |
| 2020/12 | -10.72 | +22.3% |
| 2019/12 | -8.77 | -90.8% |
| 2018/12 | -95.79 | -1088.2% |
| 2017/12 | 9.69 | +57.9% |
| 2016/12 | 6.14 | +7.6% |
| 2015/12 | 5.71 | -29.3% |
| 2014/12 | 8.07 | -15.3% |
| 2013/12 | 9.52 | -0.7% |
| 2012/12 | 9.59 | +268.7% |
| 2011/12 | 2.6 | -50.1% |
| 2010/12 | 5.21 | - |