| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2024/12 | 40,944 | +7.0% |
| 2023/12 | 38,268 | -1.4% |
| 2022/12 | 38,798 | +1.3% |
| 2021/12 | 38,286 | +2.3% |
| 2020/12 | 37,425 | -1.5% |
| 2019/12 | 38,006 | +1.4% |
| 2018/12 | 37,494 | +2.8% |
| 2017/12 | 36,474 | +4.6% |
| 2016/12 | 34,879 | -4.4% |
| 2015/12 | 36,499 | +3.4% |
| 2014/12 | 35,308 | +0.7% |
| 2013/12 | 35,077 | +1.9% |
| 2012/12 | 34,438 | -0.6% |
| 2011/12 | 34,654 | - |