| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 2024/9 | 4,546 | -87.8% |
| 2023/9 | 37,169 | +49.6% |
| 2022/9 | 24,851 | -56.1% |
| 2021/9 | 56,556 | +12.5% |
| 2020/9 | 50,278 | -32.7% |
| 2019/9 | 74,729 | -15.6% |
| 2018/9 | 88,523 | -4.3% |
| 2017/9 | 92,547 | -11.0% |
| 2016/9 | 103,997 | -4.9% |
| 2015/9 | 109,368 | -3.4% |
| 2014/9 | 113,199 | -297.5% |
| 2013/9 | -57,319 | -155.7% |
| 2012/9 | 102,820 | -199.5% |
| 2011/9 | -103,345 | - |