| （単位：千ドル） | 売上原価 | 前年比（％） |
|---|---|---|
| 2025/6 | 26,423 | -4.2% |
| 2024/6 | 27,592 | +1.0% |
| 2023/6 | 27,315 | +11.3% |
| 2022/6 | 24,537 | +27.4% |
| 2021/6 | 19,267 | -8.6% |
| 2020/6 | 21,081 | -3.5% |
| 2019/6 | 21,841 | -2.2% |
| 2018/6 | 22,336 | +5.4% |
| 2017/6 | 21,199 | -10.5% |
| 2016/6 | 23,689 | -18.7% |
| 2015/6 | 29,141 | +24.2% |
| 2014/6 | 23,462 | +30.3% |
| 2013/6 | 18,006 | +34.0% |
| 2012/6 | 13,436 | - |