| （単位：千ドル） | 売上原価 | 前年比（％） |
|---|---|---|
| 2025/5 | 473,285 | +2.8% |
| 2024/5 | 460,322 | +10.5% |
| 2023/5 | 416,492 | +46.6% |
| 2022/5 | 284,146 | +12.1% |
| 2021/5 | 253,403 | +14.2% |
| 2020/5 | 221,891 | -0.2% |
| 2019/5 | 222,266 | +4.8% |
| 2018/5 | 212,000 | +11.8% |
| 2017/5 | 189,626 | +12.7% |
| 2016/5 | 168,211 | +17.3% |
| 2015/5 | 143,389 | +14.9% |
| 2014/5 | 124,807 | +27.3% |
| 2013/5 | 98,034 | +7.0% |
| 2012/5 | 91,621 | - |