| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2024/12 | 224,560 | -4.4% |
| 2023/12 | 234,775 | +1.4% |
| 2022/12 | 231,598 | +28.1% |
| 2021/12 | 180,853 | +29.9% |
| 2020/12 | 139,175 | -48.0% |
| 2019/12 | 267,645 | -6.2% |
| 2018/12 | 285,307 | +10.1% |
| 2017/12 | 259,173 | +3.6% |
| 2016/12 | 250,162 | +6.8% |
| 2015/12 | 234,169 | +0.7% |
| 2014/12 | 232,575 | -2.0% |
| 2013/12 | 237,286 | +0.8% |
| 2012/12 | 235,303 | +3.5% |
| 2011/12 | 227,395 | - |