| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2025/12 | 18,698 | -4.0% |
| 2024/12 | 19,484 | +4.2% |
| 2023/12 | 18,697 | +9.8% |
| 2022/12 | 17,033 | -1.9% |
| 2021/12 | 17,371 | -8.1% |
| 2020/12 | 18,900 | +35.5% |
| 2019/12 | 13,950 | +0.8% |
| 2018/12 | 13,837 | -4.7% |
| 2017/12 | 14,526 | +9.1% |
| 2016/12 | 13,312 | -8.2% |
| 2015/12 | 14,497 | +1.8% |
| 2014/12 | 14,234 | +2.9% |
| 2013/12 | 13,837 | +1.4% |
| 2012/12 | 13,643 | +3.8% |
| 2011/12 | 13,141 | - |