| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2024/12 | 24,473 | +6.2% |
| 2023/12 | 23,037 | +3.2% |
| 2022/12 | 22,313 | -0.7% |
| 2021/12 | 22,465 | +3.8% |
| 2020/12 | 21,649 | +6.7% |
| 2019/12 | 20,289 | +3.4% |
| 2018/12 | 19,621 | -7.5% |
| 2017/12 | 21,212 | -3.1% |
| 2016/12 | 21,889 | -9.0% |
| 2015/12 | 24,049 | +10.1% |
| 2014/12 | 21,844 | -27.9% |
| 2013/12 | 30,278 | +7.0% |
| 2012/12 | 28,290 | +18.1% |
| 2011/12 | 23,961 | - |