| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 2025/1 | 49,934 | -105.3% |
| 2024/1 | -944,322 | -1117.6% |
| 2023/1 | 92,799 | -36.0% |
| 2022/1 | 145,017 | +93.5% |
| 2021/1 | 74,956 | +44.1% |
| 2020/1 | 52,009 | -47.2% |
| 2019/1 | 98,477 | +43.3% |
| 2018/1 | 68,736 | -18.3% |
| 2017/1 | 84,081 | +180.3% |
| 2016/1 | 29,999 | -29.0% |
| 2015/1 | 42,257 | -138.8% |
| 2014/1 | -108,917 | -798.7% |
| 2013/1 | 15,589 | -83.3% |
| 2012/1 | 93,586 | +18.8% |
| 2011/1 | 78,758 | - |