| （単位：千ドル） | 売上原価 | 前年比（％） |
|---|---|---|
| 2026/1 | 307,707 | +2.5% |
| 2025/1 | 300,238 | -0.7% |
| 2024/1 | 302,207 | -5.0% |
| 2023/1 | 318,003 | +1.5% |
| 2022/1 | 313,328 | +32.8% |
| 2021/1 | 235,898 | -27.7% |
| 2020/1 | 326,077 | +5.1% |
| 2019/1 | 310,209 | +14.9% |
| 2018/1 | 269,875 | +4.6% |
| 2017/1 | 257,935 | -7.2% |
| 2016/1 | 277,993 | +0.4% |
| 2015/1 | 276,998 | +4.5% |
| 2014/1 | 264,994 | - |
| 2012/1 | 211,772 | - |