| （単位：千ドル） | 純利益 | 前年比（％） |
|---|---|---|
| 2024/5 | 46,300 | -48.7% |
| 2023/5 | 90,200 | +14.6% |
| 2022/5 | 78,700 | +119.8% |
| 2021/5 | 35,800 | +713.6% |
| 2020/5 | 4,400 | -41.3% |
| 2019/5 | 7,500 | -51.9% |
| 2018/5 | 15,600 | -72.4% |
| 2017/5 | 56,500 | +18.4% |
| 2016/5 | 47,700 | +358.7% |
| 2015/5 | 10,400 | -85.8% |
| 2014/5 | 73,200 | +31.9% |
| 2013/5 | 55,500 | -18.4% |
| 2012/5 | 68,029 | -2.6% |
| 2011/5 | 69,826 | - |