| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2024/12 | 545,031 | -2.7% |
| 2023/12 | 560,224 | +0.9% |
| 2022/12 | 555,087 | -4.6% |
| 2021/12 | 581,943 | +0.6% |
| 2020/12 | 578,217 | +51.1% |
| 2019/12 | 382,654 | +3.9% |
| 2018/12 | 368,179 | +0.2% |
| 2017/12 | 367,409 | +48.0% |
| 2016/12 | 248,196 | +7.1% |
| 2015/12 | 231,687 | -3.4% |
| 2014/12 | 239,847 | +24.0% |
| 2013/12 | 193,358 | -5.5% |
| 2012/12 | 204,656 | +11.2% |
| 2011/12 | 184,048 | +1.0% |
| 2010/12 | 182,212 | - |