| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2024/12 | 62,215 | -3.1% |
| 2023/12 | 64,226 | +7.1% |
| 2022/12 | 59,959 | +8.4% |
| 2021/12 | 55,325 | +6.4% |
| 2020/12 | 52,006 | +1.2% |
| 2019/12 | 51,413 | +3.9% |
| 2018/12 | 49,505 | +2.5% |
| 2017/12 | 48,311 | +7.4% |
| 2016/12 | 44,967 | +3.8% |
| 2015/12 | 43,313 | +6.3% |
| 2014/12 | 40,739 | +14.0% |
| 2013/12 | 35,734 | -4.9% |
| 2012/12 | 37,590 | +81.0% |
| 2011/12 | 20,767 | - |