| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2024/12 | 19,980 | -8.4% |
| 2023/12 | 21,817 | +12.2% |
| 2022/12 | 19,448 | +14.0% |
| 2021/12 | 17,057 | +7.2% |
| 2020/12 | 15,917 | -0.0% |
| 2019/12 | 15,920 | +3.2% |
| 2018/12 | 15,433 | +7.5% |
| 2017/12 | 14,360 | +3.5% |
| 2016/12 | 13,879 | +6.1% |
| 2015/12 | 13,083 | +2.1% |
| 2014/12 | 12,819 | +3.9% |
| 2013/12 | 12,334 | +4.4% |
| 2012/12 | 11,811 | +4.5% |
| 2011/12 | 11,307 | - |