| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 2025/6 | 61,988 | -20.5% |
| 2024/6 | 77,991 | -43.2% |
| 2023/6 | 137,196 | -0.8% |
| 2022/6 | 138,250 | +78.9% |
| 2021/6 | 77,285 | +427.8% |
| 2020/6 | 14,644 | -56.9% |
| 2019/6 | 33,947 | -30.5% |
| 2018/6 | 48,867 | -15.7% |
| 2017/6 | 57,950 | -35.0% |
| 2016/6 | 89,179 | +35.3% |
| 2015/6 | 65,934 | -5.3% |
| 2014/6 | 69,636 | +15.2% |
| 2013/6 | 60,437 | +21.6% |
| 2012/6 | 49,697 | - |