| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 20.9 | +14.7% |
| 2023/12 | 18.2 | -8.7% |
| 2022/12 | 20.0 | +28.8% |
| 2021/12 | 15.5 | +93.7% |
| 2020/12 | 8.0 | +38.3% |
| 2019/12 | 5.8 | -166.2% |
| 2018/12 | -8.8 | -16.1% |
| 2017/12 | -10.4 | -35.3% |
| 2016/12 | -16.1 | +267.4% |
| 2015/12 | -4.4 | -23.3% |
| 2014/12 | -5.7 | -203.8% |
| 2013/12 | 5.5 | -108.3% |
| 2012/12 | -66.6 | -1006.7% |
| 2011/12 | 7.3 | - |