| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2024/12 | 879,796 | +2.2% |
| 2023/12 | 860,506 | +3.1% |
| 2022/12 | 834,434 | +14.9% |
| 2021/12 | 726,342 | -7.0% |
| 2020/12 | 781,105 | +2.4% |
| 2019/12 | 762,824 | +8.8% |
| 2018/12 | 701,106 | +41.4% |
| 2017/12 | 495,729 | +12.3% |
| 2016/12 | 441,515 | -5.9% |
| 2015/12 | 469,217 | +3.7% |
| 2014/12 | 452,510 | +5.5% |
| 2013/12 | 428,983 | -1.1% |
| 2012/12 | 433,564 | +6.4% |
| 2011/12 | 407,658 | - |