| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2024/12 | 9,539 | -10.4% |
| 2023/12 | 10,651 | +4.9% |
| 2022/12 | 10,152 | -15.3% |
| 2021/12 | 11,988 | +8.0% |
| 2020/12 | 11,097 | -5.1% |
| 2019/12 | 11,693 | +1.7% |
| 2018/12 | 11,494 | -14.1% |
| 2017/12 | 13,374 | -4.6% |
| 2016/12 | 14,019 | -6.7% |
| 2015/12 | 15,031 | -13.7% |
| 2014/12 | 17,422 | +15.8% |
| 2013/12 | 15,046 | +1.4% |
| 2012/12 | 14,834 | +105.9% |
| 2011/12 | 7,203 | - |