| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 2024/9 | 48,089 | -4.0% |
| 2023/9 | 50,095 | +31.1% |
| 2022/9 | 38,220 | +263.0% |
| 2021/9 | 10,528 | -7.0% |
| 2020/9 | 11,317 | +12.4% |
| 2019/9 | 10,072 | +333.8% |
| 2018/9 | 2,322 | -73.6% |
| 2017/9 | 8,807 | -48.5% |
| 2016/9 | 17,105 | +166.6% |
| 2015/9 | 6,417 | +5033.6% |
| 2014/9 | 125 | -98.3% |
| 2013/9 | 7,547 | -30.6% |
| 2012/9 | 10,881 | -36.1% |
| 2011/9 | 17,037 | - |