| （単位：千ドル） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 10,573 | -7.4% |
| 3Q25 | 10,671 | -7.8% |
| 2Q25 | 10,701 | -3.0% |
| 1Q25 | 10,095 | -8.4% |
| 4Q24 | 11,423 | -12.8% |
| 3Q24 | 11,574 | -9.6% |
| 2Q24 | 11,027 | -9.2% |
| 1Q24 | 11,019 | -13.2% |
| 4Q23 | 13,105 | -8.2% |
| 3Q23 | 12,797 | -4.3% |
| 2Q23 | 12,140 | -1.7% |
| 1Q23 | 12,690 | -1.1% |
| 4Q22 | 14,273 | -6.2% |
| 3Q22 | 13,369 | -7.0% |
| 2Q22 | 12,344 | -19.6% |
| 1Q22 | 12,834 | -19.5% |
| 4Q21 | 15,217 | -12.8% |
| 3Q21 | 14,373 | -14.1% |
| 2Q21 | 15,352 | -0.8% |
| 1Q21 | 15,939 | -7.9% |
| 4Q20 | 17,442 | -10.2% |
| 3Q20 | 16,730 | -7.3% |
| 2Q20 | 15,470 | -9.6% |
| 1Q20 | 17,298 | -2.4% |
| 4Q19 | 19,428 | - |
| 3Q19 | 18,041 | +0.5% |
| 2Q19 | 17,116 | +1.0% |
| 1Q19 | 17,726 | +3.4% |
| 3Q18 | 17,946 | - |
| 2Q18 | 16,954 | - |
| 1Q18 | 17,151 | - |