| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2024/12 | 32,349 | +8.8% |
| 2023/12 | 29,725 | +1.6% |
| 2022/12 | 29,271 | +19.0% |
| 2021/12 | 24,607 | +4.9% |
| 2020/12 | 23,458 | -1.4% |
| 2019/12 | 23,797 | +25.1% |
| 2018/12 | 19,028 | -3.7% |
| 2017/12 | 19,756 | -7.4% |
| 2016/12 | 21,345 | +6.8% |
| 2015/12 | 19,986 | -3.9% |
| 2014/12 | 20,793 | -10.5% |
| 2013/12 | 23,245 | -19.4% |
| 2012/12 | 28,844 | -12.4% |
| 2011/12 | 32,918 | - |