| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2024/12 | 335,967 | -13.8% |
| 2023/12 | 389,672 | +5.4% |
| 2022/12 | 369,696 | +6.8% |
| 2021/12 | 346,014 | -38.1% |
| 2020/12 | 558,897 | +33.7% |
| 2019/12 | 417,899 | +13.9% |
| 2018/12 | 367,006 | +53.4% |
| 2017/12 | 239,313 | -25.7% |
| 2016/12 | 322,062 | -7.1% |
| 2015/12 | 346,826 | +14.2% |
| 2014/12 | 303,634 | +3.1% |
| 2013/12 | 294,370 | -0.5% |
| 2012/12 | 295,798 | +5.8% |
| 2011/12 | 279,575 | +22.9% |
| 2010/12 | 227,396 | - |