| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2024/12 | 499,200 | +1.4% |
| 2023/12 | 492,500 | +2.2% |
| 2022/12 | 481,800 | +4.6% |
| 2021/12 | 460,773 | +4.5% |
| 2020/12 | 440,851 | +3.6% |
| 2019/12 | 425,534 | -4.9% |
| 2018/12 | 447,577 | -2.1% |
| 2017/12 | 457,373 | +0.4% |
| 2016/12 | 455,595 | +0.5% |
| 2015/12 | 453,420 | +1.7% |
| 2014/12 | 445,690 | +2.0% |
| 2013/12 | 436,855 | +4.9% |
| 2012/12 | 416,265 | -5.9% |
| 2011/12 | 442,589 | -1.3% |
| 2010/12 | 448,295 | - |