| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2024/12 | 628,210 | +0.1% |
| 2023/12 | 627,752 | +5.3% |
| 2022/12 | 595,933 | +1.8% |
| 2021/12 | 585,453 | +3.8% |
| 2020/12 | 563,991 | -16.6% |
| 2019/12 | 676,153 | +33.4% |
| 2018/12 | 506,835 | +18.7% |
| 2017/12 | 427,087 | +1.8% |
| 2016/12 | 419,492 | +22.0% |
| 2015/12 | 343,741 | +31.7% |
| 2014/12 | 260,962 | +7.5% |
| 2013/12 | 242,825 | +0.9% |
| 2012/12 | 240,570 | -2.3% |
| 2011/12 | 246,139 | - |