| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2025/6 | 574,500 | - |
| 2024/6 | 541,400 | - |
| 2023/6 | 561,600 | -5.2% |
| 2022/6 | 592,700 | +27.7% |
| 2021/6 | 464,200 | -2.1% |
| 2020/6 | 474,200 | -5.8% |
| 2019/6 | 503,400 | -7.1% |
| 2018/6 | 542,000 | +18.1% |
| 2017/6 | 458,900 | -9.4% |
| 2016/6 | 506,300 | +21.6% |
| 2015/6 | 416,500 | +14.6% |
| 2014/6 | 363,594 | +61.5% |
| 2013/6 | 225,113 | +19.7% |
| 2012/6 | 187,999 | +8.3% |
| 2011/6 | 173,552 | - |