| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2024/12 | 46,484 | +4.5% |
| 2023/12 | 44,496 | +3.5% |
| 2022/12 | 42,998 | +5.1% |
| 2021/12 | 40,905 | +4.7% |
| 2020/12 | 39,068 | -1.6% |
| 2019/12 | 39,708 | +4.5% |
| 2018/12 | 38,007 | +3.1% |
| 2017/12 | 36,862 | +5.0% |
| 2016/12 | 35,091 | +4.0% |
| 2015/12 | 33,736 | -0.5% |
| 2014/12 | 33,890 | +12.0% |
| 2013/12 | 30,267 | +37.4% |
| 2012/12 | 22,023 | +10.3% |
| 2011/12 | 19,964 | - |