| （単位：千ドル） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q20 | 322,000 | +14.6% |
| 4Q19 | 281,000 | +21.6% |
| 4Q18 | 231,000 | - |
| 3Q18 | 272,000 | +32.7% |
| 2Q18 | 207,000 | +24.7% |
| 1Q18 | 170,000 | +12.6% |
| 3Q17 | 205,000 | +13.3% |
| 2Q17 | 166,000 | +8.5% |
| 1Q17 | 151,000 | +15.3% |
| 3Q16 | 181,000 | +4.6% |
| 2Q16 | 153,000 | 0.0% |
| 1Q16 | 131,000 | 0.0% |
| 3Q15 | 173,000 | +33.1% |
| 2Q15 | 153,000 | +22.4% |
| 1Q15 | 131,000 | +21.3% |
| 3Q14 | 130,000 | -14.5% |
| 2Q14 | 125,000 | -22.8% |
| 1Q14 | 108,000 | -25.5% |
| 3Q13 | 152,000 | -8.4% |
| 2Q13 | 162,000 | +5.2% |
| 1Q13 | 145,000 | +6.6% |
| 3Q12 | 166,000 | +25.8% |
| 2Q12 | 154,000 | +19.4% |
| 1Q12 | 136,000 | +10.6% |
| 3Q11 | 132,000 | +11.9% |
| 2Q11 | 129,000 | - |
| 1Q11 | 123,000 | - |
| 3Q10 | 118,000 | - |