| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2024/12 | 16,910 | +2.6% |
| 2023/12 | 16,484 | +7.3% |
| 2022/12 | 15,361 | +10.2% |
| 2021/12 | 13,944 | -11.1% |
| 2020/12 | 15,687 | -38.3% |
| 2019/12 | 25,427 | +21.8% |
| 2018/12 | 20,878 | -1.6% |
| 2017/12 | 21,220 | -5.8% |
| 2016/12 | 22,529 | +4.7% |
| 2015/12 | 21,509 | +10.3% |
| 2014/12 | 19,495 | +9.0% |
| 2013/12 | 17,888 | +8.3% |
| 2012/12 | 16,519 | +6.8% |
| 2011/12 | 15,462 | - |