| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 2023/12 | 276,204 | +11.9% |
| 2022/12 | 246,735 | -10.4% |
| 2021/12 | 275,376 | +17.9% |
| 2020/12 | 233,635 | +24.1% |
| 2019/12 | 188,199 | +6.5% |
| 2018/12 | 176,669 | +24.1% |
| 2017/12 | 142,380 | +37.0% |
| 2016/12 | 103,955 | +34.3% |
| 2015/12 | 77,406 | +14.1% |
| 2014/12 | 67,826 | +175.1% |
| 2013/12 | 24,651 | +94.5% |
| 2012/12 | 12,675 | +483.8% |
| 2011/12 | 2,171 | - |