| （単位：千ドル） | 売上原価 | 前年比（％） |
|---|---|---|
| 2025/5 | 35,035 | +4.0% |
| 2024/5 | 33,675 | +4.5% |
| 2023/5 | 32,215 | +18.6% |
| 2022/5 | 27,164 | +157.0% |
| 2021/5 | 10,568 | -24.1% |
| 2020/5 | 13,920 | +3.5% |
| 2019/5 | 13,454 | -21.6% |
| 2018/5 | 17,169 | +41.7% |
| 2017/5 | 12,118 | +29.5% |
| 2016/5 | 9,356 | +51.4% |
| 2015/5 | 6,180 | -34.7% |
| 2014/5 | 9,462 | -2.6% |
| 2013/5 | 9,712 | +4.3% |
| 2012/5 | 9,314 | - |