| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2024/12 | 22,903 | +1.9% |
| 2023/12 | 22,474 | -33.4% |
| 2022/12 | 33,742 | -3.5% |
| 2021/12 | 34,975 | +13.8% |
| 2020/12 | 30,742 | +0.4% |
| 2019/12 | 30,624 | +11.1% |
| 2018/12 | 27,560 | -14.8% |
| 2017/12 | 32,344 | +13.5% |
| 2016/12 | 28,488 | -52.1% |
| 2015/12 | 59,429 | +95.4% |
| 2014/12 | 30,412 | +22.3% |
| 2013/12 | 24,861 | -2.3% |
| 2012/12 | 25,443 | -55.5% |
| 2011/12 | 57,219 | - |