| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2023/12 | 182,974 | -2.8% |
| 2022/12 | 188,208 | +33.7% |
| 2021/12 | 140,757 | +6.0% |
| 2020/12 | 132,798 | +4.8% |
| 2019/12 | 126,756 | +14.0% |
| 2018/12 | 111,167 | +6.3% |
| 2017/12 | 104,534 | +4.6% |
| 2016/12 | 99,917 | +14.6% |
| 2015/12 | 87,211 | +10.2% |
| 2014/12 | 79,135 | +0.5% |
| 2013/12 | 78,741 | +16.4% |
| 2012/12 | 67,673 | -0.7% |
| 2011/12 | 68,151 | - |