| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2022/12 | 767,800 | +52.8% |
| 2021/12 | 502,400 | -11.4% |
| 2020/12 | 567,000 | +141.5% |
| 2019/12 | 234,800 | -42.9% |
| 2018/12 | 411,200 | -3.1% |
| 2017/12 | 424,200 | -10.9% |
| 2016/12 | 475,900 | -21.5% |
| 2015/12 | 606,600 | +3.0% |
| 2014/12 | 588,800 | +60.9% |
| 2013/12 | 366,000 | +21.7% |
| 2012/9 | 300,800 | -7.0% |
| 2011/9 | 323,300 | +4.6% |
| 2010/9 | 309,000 | - |