| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 2023/12 | 77,500 | -6.5% |
| 2022/12 | 82,900 | +24.7% |
| 2021/12 | 66,500 | -130.3% |
| 2020/12 | -219,600 | -344.8% |
| 2019/12 | 89,700 | +19.4% |
| 2018/12 | 75,100 | -7.7% |
| 2017/12 | 81,400 | +54.5% |
| 2016/12 | 52,700 | +35.8% |
| 2015/12 | 38,800 | -1.7% |
| 2014/12 | 39,471 | -6.0% |
| 2013/12 | 41,977 | +326.3% |
| 2012/12 | 9,847 | -70.8% |
| 2011/12 | 33,667 | - |