| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2025/6 | 30,793 | +7.9% |
| 2024/6 | 28,540 | +1.0% |
| 2023/6 | 28,270 | +9.1% |
| 2022/6 | 25,915 | +0.7% |
| 2021/6 | 25,733 | -11.0% |
| 2020/6 | 28,900 | -36.1% |
| 2019/6 | 45,236 | -15.0% |
| 2018/6 | 53,204 | -9.5% |
| 2017/6 | 58,785 | +0.9% |
| 2016/6 | 58,259 | +0.5% |
| 2015/6 | 57,969 | +7.0% |
| 2014/6 | 54,168 | -19.6% |
| 2013/6 | 67,343 | +21.6% |
| 2012/6 | 55,365 | - |