| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 3,314 | -10.4% |
| 3Q25 | 2,607 | +4.8% |
| 2Q25 | 2,728 | +5.6% |
| 1Q25 | 2,318 | -2.3% |
| 4Q24 | 3,699 | +17.4% |
| 3Q24 | 2,487 | -5.1% |
| 2Q24 | 2,584 | -5.7% |
| 1Q24 | 2,373 | +2.3% |
| 4Q23 | 3,150 | +25.0% |
| 3Q23 | 2,621 | +34.3% |
| 2Q23 | 2,741 | +54.0% |
| 1Q23 | 2,320 | +31.6% |
| 4Q22 | 2,519 | +19.0% |
| 3Q22 | 1,951 | -8.3% |
| 2Q22 | 1,780 | -5.6% |
| 1Q22 | 1,763 | +11.5% |
| 4Q21 | 2,117 | +3.5% |
| 3Q21 | 2,128 | +41.9% |
| 2Q21 | 1,886 | +29.3% |
| 1Q21 | 1,581 | +40.4% |
| 4Q20 | 2,045 | +39.5% |
| 3Q20 | 1,500 | +1.2% |
| 2Q20 | 1,458 | +11.8% |
| 1Q20 | 1,126 | -12.9% |
| 4Q19 | 1,466 | -2.1% |
| 3Q19 | 1,482 | -4.2% |
| 2Q19 | 1,304 | +28.7% |
| 1Q19 | 1,293 | +26.8% |
| 4Q18 | 1,498 | +56.0% |
| 3Q18 | 1,547 | +25.1% |
| 2Q18 | 1,013 | +12.1% |
| 1Q18 | 1,019 | +0.6% |
| 4Q17 | 960 | - |
| 3Q17 | 1,236 | - |
| 2Q17 | 904 | - |
| 1Q17 | 1,013 | - |