| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2024/12 | 57,121 | -5.7% |
| 2023/12 | 60,591 | +9.2% |
| 2022/12 | 55,505 | +2.8% |
| 2021/12 | 53,975 | -0.1% |
| 2020/12 | 54,036 | -2.8% |
| 2019/12 | 55,583 | -1.2% |
| 2018/12 | 56,266 | +19.6% |
| 2017/12 | 47,044 | -1.8% |
| 2016/12 | 47,895 | +3.1% |
| 2015/12 | 46,452 | +20.9% |
| 2014/12 | 38,409 | +22.2% |
| 2013/12 | 31,437 | -7.2% |
| 2012/12 | 33,889 | +21.0% |
| 2011/12 | 28,008 | - |