| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2025/5 | 197,659 | -50.8% |
| 2024/5 | 401,632 | +78.2% |
| 2023/5 | 225,427 | +16.1% |
| 2022/5 | 194,203 | +1.1% |
| 2021/5 | 192,071 | -39.5% |
| 2020/5 | 317,370 | +91.9% |
| 2019/5 | 165,396 | -0.6% |
| 2018/5 | 166,317 | +1.9% |
| 2017/5 | 163,202 | -5.8% |
| 2016/5 | 173,298 | -2.6% |
| 2015/5 | 177,883 | +6.9% |
| 2014/5 | 166,413 | +2.8% |
| 2013/5 | 161,895 | +25.6% |
| 2012/5 | 128,920 | - |