| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2024/12 | 487,640 | +6.0% |
| 2023/12 | 459,928 | +6.6% |
| 2022/12 | 431,536 | +1.7% |
| 2021/12 | 424,417 | +5.4% |
| 2020/12 | 402,739 | -3.4% |
| 2019/12 | 416,932 | +24.0% |
| 2018/12 | 336,153 | +14.7% |
| 2017/12 | 293,184 | +27.4% |
| 2016/12 | 230,149 | +16.1% |
| 2015/12 | 198,238 | +7.1% |
| 2014/12 | 185,056 | +11.1% |
| 2013/12 | 166,523 | +9.3% |
| 2012/12 | 152,351 | +15.2% |
| 2011/12 | 132,278 | - |