| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2024/12 | 159,314 | -2.4% |
| 2023/12 | 163,231 | -0.8% |
| 2022/12 | 164,511 | +4.2% |
| 2021/12 | 157,955 | -4.4% |
| 2020/12 | 165,170 | +70.2% |
| 2019/12 | 97,063 | +8.6% |
| 2018/12 | 89,412 | +4.8% |
| 2017/12 | 85,351 | +20.1% |
| 2016/12 | 71,093 | +4.7% |
| 2015/12 | 67,889 | +1.7% |
| 2014/12 | 66,758 | +3.0% |
| 2013/12 | 64,844 | -1.4% |
| 2012/12 | 65,780 | +4.8% |
| 2011/12 | 62,764 | - |