| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2025/12 | 27,004 | +6.0% |
| 2024/12 | 25,477 | +8.1% |
| 2023/12 | 23,576 | +7.8% |
| 2022/12 | 21,874 | +1.0% |
| 2021/12 | 21,657 | +6.2% |
| 2020/12 | 20,391 | +2.6% |
| 2019/12 | 19,881 | -0.1% |
| 2018/12 | 19,895 | +3.8% |
| 2017/12 | 19,166 | +0.1% |
| 2016/12 | 19,142 | +1.8% |
| 2015/12 | 18,810 | +4.3% |
| 2014/12 | 18,029 | -1.4% |
| 2013/12 | 18,292 | -3.0% |
| 2012/12 | 18,866 | +7.6% |
| 2011/12 | 17,533 | - |