| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2025/3 | 20,975 | -35.0% |
| 2024/3 | 32,254 | -3.7% |
| 2023/3 | 33,488 | -4.0% |
| 2022/3 | 34,890 | +1.2% |
| 2021/3 | 34,481 | -4.6% |
| 2020/3 | 36,145 | +13.6% |
| 2019/3 | 31,810 | +18.3% |
| 2018/3 | 26,897 | -0.2% |
| 2017/3 | 26,943 | -9.5% |
| 2016/3 | 29,758 | -4.5% |
| 2015/3 | 31,164 | -2.4% |
| 2014/3 | 31,924 | +26.8% |
| 2013/3 | 25,168 | -16.1% |
| 2012/3 | 29,993 | - |