| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2024/12 | 473,447 | -20.2% |
| 2023/12 | 593,050 | -13.7% |
| 2022/12 | 687,218 | +0.2% |
| 2021/12 | 685,696 | +8.4% |
| 2020/12 | 632,747 | -0.5% |
| 2019/12 | 635,657 | +32.0% |
| 2018/12 | 481,549 | +51.5% |
| 2017/12 | 317,956 | +15.0% |
| 2016/12 | 276,419 | +5.6% |
| 2015/12 | 261,695 | -19.3% |
| 2014/12 | 324,225 | +14.5% |
| 2013/12 | 283,100 | +20.3% |
| 2012/12 | 235,246 | -19.3% |
| 2011/12 | 291,632 | - |