| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 2025/1 | -9,265 | -254.6% |
| 2024/1 | 5,993 | +8.2% |
| 2023/1 | 5,541 | -65.5% |
| 2022/1 | 16,047 | -63.4% |
| 2021/1 | 43,853 | +646.3% |
| 2020/1 | 5,876 | +64.8% |
| 2019/1 | 3,565 | -57.9% |
| 2018/1 | 8,477 | +23.8% |
| 2017/1 | 6,847 | -42.0% |
| 2016/1 | 11,812 | +138.3% |
| 2015/1 | 4,957 | -1480.9% |
| 2014/1 | -360 | -65.2% |
| 2013/1 | -1,031 | -171.7% |
| 2012/1 | 1,437 | - |