| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2024/12 | 461,618 | +5.0% |
| 2023/12 | 439,622 | +11.2% |
| 2022/12 | 395,455 | -8.0% |
| 2021/12 | 429,826 | -8.9% |
| 2020/12 | 471,988 | +26.1% |
| 2019/12 | 374,174 | +8.4% |
| 2018/12 | 345,029 | +14.4% |
| 2017/12 | 301,618 | +2.2% |
| 2016/12 | 295,099 | +20.4% |
| 2015/12 | 245,114 | +28.2% |
| 2014/12 | 191,195 | +10.5% |
| 2013/12 | 173,076 | +15.0% |
| 2012/12 | 150,459 | +7.0% |
| 2011/12 | 140,676 | - |