| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2024/12 | 54,935 | -5.2% |
| 2023/12 | 57,971 | +9.3% |
| 2022/12 | 53,039 | +0.8% |
| 2021/12 | 52,637 | -7.8% |
| 2020/12 | 57,111 | -36.6% |
| 2019/12 | 90,059 | -0.8% |
| 2018/12 | 90,816 | +2.0% |
| 2017/12 | 89,070 | -13.7% |
| 2016/12 | 103,171 | -10.9% |
| 2015/12 | 115,746 | +12.2% |
| 2014/12 | 103,120 | -25.6% |
| 2013/12 | 138,554 | +26.0% |
| 2012/12 | 109,934 | -8.4% |
| 2011/12 | 120,037 | - |