| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2023/12 | 81,880 | +13.1% |
| 2022/12 | 72,372 | -10.8% |
| 2021/12 | 81,111 | -0.4% |
| 2020/12 | 81,420 | -27.9% |
| 2019/12 | 112,982 | -39.1% |
| 2018/12 | 185,483 | -38.1% |
| 2017/12 | 299,607 | -32.1% |
| 2016/12 | 441,244 | -25.7% |
| 2015/12 | 593,568 | -35.0% |
| 2014/12 | 913,741 | +36.9% |
| 2013/12 | 667,250 | -7.7% |
| 2012/12 | 722,755 | +6.6% |
| 2011/12 | 678,005 | +12.4% |
| 2010/12 | 602,979 | - |