| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | -24.83 | +28.5% |
| 2023/12 | -19.33 | +1075.1% |
| 2022/12 | -1.65 | -112.5% |
| 2021/12 | 13.11 | -260.8% |
| 2020/12 | -8.15 | +2.4% |
| 2019/12 | -7.96 | -130.4% |
| 2018/12 | 26.17 | +166.4% |
| 2017/12 | 9.82 | -24.4% |
| 2016/12 | 13.0 | +3.5% |
| 2015/12 | 12.56 | -32.3% |
| 2014/12 | 18.55 | -3.7% |
| 2013/12 | 19.25 | -8.9% |
| 2012/12 | 21.13 | -37.3% |
| 2011/12 | 33.72 | - |