| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2024/12 | 462,900 | -8.9% |
| 2023/12 | 508,300 | -3.5% |
| 2022/12 | 526,800 | -4.1% |
| 2021/12 | 549,600 | +7.6% |
| 2020/12 | 510,900 | -14.8% |
| 2019/12 | 599,800 | -21.7% |
| 2018/12 | 766,400 | -0.6% |
| 2017/12 | 770,800 | +11.4% |
| 2016/12 | 691,900 | +20.8% |
| 2015/12 | 572,700 | +42.1% |
| 2014/12 | 403,100 | +170.4% |
| 2013/12 | 149,100 | +63.0% |
| 2012/12 | 91,495 | +38.5% |
| 2011/12 | 66,052 | - |