| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2024/12 | 53,642 | -1.3% |
| 2023/12 | 54,345 | +3.1% |
| 2022/12 | 52,698 | +10.5% |
| 2021/12 | 47,695 | +1.6% |
| 2020/12 | 46,921 | -1.5% |
| 2019/12 | 47,618 | +7.5% |
| 2018/12 | 44,298 | +1.1% |
| 2017/12 | 43,797 | +23.7% |
| 2016/12 | 35,414 | -9.4% |
| 2015/12 | 39,097 | -4.0% |
| 2014/12 | 40,730 | +17.9% |
| 2013/12 | 34,547 | -3.2% |
| 2012/12 | 35,701 | -6.5% |
| 2011/12 | 38,172 | - |