| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2024/12 | 724,459 | +4.4% |
| 2023/12 | 693,784 | +0.7% |
| 2022/12 | 688,919 | +5.4% |
| 2021/12 | 653,746 | +41.9% |
| 2020/12 | 460,732 | +5.1% |
| 2019/12 | 438,536 | -0.1% |
| 2018/12 | 439,136 | +19.5% |
| 2017/12 | 367,572 | +35.3% |
| 2016/12 | 271,740 | -9.9% |
| 2015/12 | 301,599 | -5.7% |
| 2014/12 | 319,878 | +16.0% |
| 2013/12 | 275,711 | +25.5% |
| 2012/12 | 219,641 | +15.1% |
| 2011/12 | 190,749 | - |