| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2024/12 | 49,640 | -1.2% |
| 2023/12 | 50,243 | +16.5% |
| 2022/12 | 43,145 | -9.7% |
| 2021/12 | 47,764 | +8.7% |
| 2020/12 | 43,934 | -3.2% |
| 2019/12 | 45,389 | +3.6% |
| 2018/12 | 43,808 | +12.0% |
| 2017/12 | 39,118 | 0.0% |
| 2016/12 | 39,107 | -4.9% |
| 2015/12 | 41,115 | +2.1% |
| 2014/12 | 40,254 | -5.1% |
| 2013/12 | 42,405 | +7.3% |
| 2012/12 | 39,518 | -5.6% |
| 2011/12 | 41,858 | - |