| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2024/12 | 494,757 | +4.6% |
| 2023/12 | 472,866 | +9.3% |
| 2022/12 | 432,801 | -6.3% |
| 2021/12 | 462,121 | +4.2% |
| 2020/12 | 443,569 | +6.6% |
| 2019/12 | 416,269 | -8.0% |
| 2018/12 | 452,421 | +27.1% |
| 2017/12 | 355,960 | -11.4% |
| 2016/12 | 401,537 | +27.7% |
| 2015/12 | 314,426 | -5.1% |
| 2014/12 | 331,362 | +6.1% |
| 2013/12 | 312,404 | +15.2% |
| 2012/12 | 271,118 | -8.7% |
| 2011/12 | 296,899 | +2.4% |
| 2010/12 | 289,958 | - |