| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2024/9 | 201,817 | -0.1% |
| 2023/9 | 202,108 | +13.5% |
| 2022/9 | 178,066 | +14.1% |
| 2021/9 | 156,129 | +17.7% |
| 2020/9 | 132,655 | +21.7% |
| 2019/9 | 108,963 | +2.3% |
| 2018/9 | 106,561 | +36.0% |
| 2017/9 | 78,367 | -5.1% |
| 2016/9 | 82,575 | -9.9% |
| 2015/9 | 91,614 | +1.4% |
| 2014/9 | 90,359 | -2.4% |
| 2013/9 | 92,576 | +3.5% |
| 2012/9 | 89,456 | -0.1% |
| 2011/9 | 89,551 | - |