| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 29.7 | -9.9% |
| 2023/12 | 33.0 | -425.7% |
| 2022/12 | -10.1 | -125.0% |
| 2021/12 | 40.5 | +78.3% |
| 2020/12 | 22.7 | -43.8% |
| 2019/12 | 40.3 | +1520.7% |
| 2018/12 | 2.5 | -74.7% |
| 2017/12 | 9.8 | -34.6% |
| 2016/12 | 15.1 | -9.2% |
| 2015/12 | 16.6 | +14.8% |
| 2014/12 | 14.4 | -8.7% |
| 2013/12 | 15.8 | +15.5% |
| 2012/12 | 13.7 | +28.4% |
| 2011/12 | 10.7 | -23.8% |
| 2010/12 | 14.0 | - |