| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 2025/5 | -39,954 | -79.2% |
| 2024/5 | -192,435 | +276.0% |
| 2023/5 | -51,181 | +79.8% |
| 2022/5 | -28,471 | -19.3% |
| 2021/5 | -35,283 | -78.9% |
| 2020/5 | -167,098 | +1678.4% |
| 2019/5 | -9,396 | -189.0% |
| 2018/5 | 10,558 | -18.6% |
| 2017/5 | 12,967 | +1173.8% |
| 2016/5 | 1,018 | -202.4% |
| 2015/5 | -994 | -107.4% |
| 2014/5 | 13,448 | +89.6% |
| 2013/5 | 7,094 | -339.5% |
| 2012/5 | -2,962 | - |