| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2023/12 | 21,563 | -34.6% |
| 2022/12 | 32,968 | +10.3% |
| 2021/12 | 29,899 | +22.6% |
| 2020/12 | 24,390 | -12.2% |
| 2019/12 | 27,774 | -77.6% |
| 2018/12 | 123,863 | +14.7% |
| 2017/12 | 107,980 | +31.8% |
| 2016/12 | 81,925 | +134.5% |
| 2015/12 | 34,942 | +77.4% |
| 2014/12 | 19,698 | +148.3% |
| 2013/12 | 7,934 | +14.0% |
| 2012/12 | 6,963 | +6.8% |
| 2011/12 | 6,521 | - |