| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2024/12 | 151,912 | -13.1% |
| 2023/12 | 174,842 | -30.4% |
| 2022/12 | 251,306 | -16.1% |
| 2021/12 | 299,632 | -11.8% |
| 2020/12 | 339,792 | -18.4% |
| 2019/12 | 416,537 | -15.0% |
| 2018/12 | 490,115 | -7.9% |
| 2017/12 | 531,963 | -3.0% |
| 2016/12 | 548,559 | +9.9% |
| 2015/12 | 499,241 | +26.4% |
| 2014/12 | 395,016 | +25.7% |
| 2013/12 | 314,153 | +35.3% |
| 2012/12 | 232,234 | +10.2% |
| 2011/12 | 210,715 | - |