| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 2025/1 | 106,387 | +56.0% |
| 2024/1 | 68,185 | +18.9% |
| 2023/1 | 57,356 | +22.4% |
| 2022/1 | 46,843 | -56.9% |
| 2021/1 | 108,705 | +23.7% |
| 2020/1 | 87,856 | -23.1% |
| 2019/1 | 114,235 | +134.9% |
| 2018/1 | 48,630 | +180.0% |
| 2017/1 | 17,366 | -74.4% |
| 2016/1 | 67,852 | -14.2% |
| 2015/1 | 79,111 | -35.3% |
| 2014/1 | 122,286 | +22.8% |
| 2013/1 | 99,553 | +15.1% |
| 2012/1 | 86,478 | - |