| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 20.91 | +14.7% |
| 2023/12 | 18.23 | -8.7% |
| 2022/12 | 19.98 | +28.8% |
| 2021/12 | 15.51 | +93.7% |
| 2020/12 | 8.01 | +38.3% |
| 2019/12 | 5.79 | -166.2% |
| 2018/12 | -8.75 | -16.1% |
| 2017/12 | -10.43 | -35.3% |
| 2016/12 | -16.13 | +267.4% |
| 2015/12 | -4.39 | -23.3% |
| 2014/12 | -5.73 | -203.8% |
| 2013/12 | 5.51 | -108.3% |
| 2012/12 | -66.59 | -1006.7% |
| 2011/12 | 7.34 | - |