| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2025/3 | 9,384 | -10.9% |
| 2024/3 | 10,537 | +3.5% |
| 2023/3 | 10,179 | -7.4% |
| 2022/3 | 10,992 | -0.4% |
| 2021/3 | 11,033 | -5.3% |
| 2020/3 | 11,647 | -13.5% |
| 2019/3 | 13,463 | +12.6% |
| 2018/3 | 11,957 | -7.4% |
| 2017/3 | 12,906 | +2.0% |
| 2016/3 | 12,651 | -10.6% |
| 2015/3 | 14,144 | +24.1% |
| 2014/3 | 11,399 | +31.6% |
| 2013/3 | 8,659 | +26.0% |
| 2012/3 | 6,871 | - |