| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 29.72 | -9.9% |
| 2023/12 | 32.97 | -425.7% |
| 2022/12 | -10.12 | -125.0% |
| 2021/12 | 40.45 | +78.3% |
| 2020/12 | 22.68 | -43.8% |
| 2019/12 | 40.33 | +1520.7% |
| 2018/12 | 2.49 | -74.7% |
| 2017/12 | 9.84 | -34.6% |
| 2016/12 | 15.06 | -9.2% |
| 2015/12 | 16.58 | +14.8% |
| 2014/12 | 14.44 | -8.7% |
| 2013/12 | 15.81 | +15.5% |
| 2012/12 | 13.69 | +28.4% |
| 2011/12 | 10.66 | -23.8% |
| 2010/12 | 13.99 | - |