| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 2023/12 | -2,269 | -104.0% |
| 2022/12 | 56,693 | +65.0% |
| 2021/12 | 34,354 | +50.5% |
| 2020/12 | 22,821 | +0.4% |
| 2019/12 | 22,739 | +36.8% |
| 2018/12 | 16,621 | +59.7% |
| 2017/12 | 10,410 | +53.3% |
| 2016/12 | 6,791 | -44.2% |
| 2015/12 | 12,170 | +63.2% |
| 2014/12 | 7,459 | -401.5% |
| 2013/12 | -2,474 | -130.5% |
| 2012/12 | 8,102 | -21.2% |
| 2011/12 | 10,287 | - |