| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2024/12 | 424,887 | +23.3% |
| 2023/12 | 344,712 | +3.8% |
| 2022/12 | 332,009 | +16.1% |
| 2021/12 | 286,075 | +2.8% |
| 2020/12 | 278,314 | +3.8% |
| 2019/12 | 268,104 | +0.4% |
| 2018/12 | 267,154 | +0.2% |
| 2017/12 | 266,569 | +31.9% |
| 2016/12 | 202,073 | +5.0% |
| 2015/12 | 192,442 | -48.5% |
| 2014/12 | 373,571 | +5.4% |
| 2013/12 | 354,581 | -17.6% |
| 2012/12 | 430,354 | -9.9% |
| 2011/12 | 477,739 | - |