| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 2,630 | -5.9% |
| 3Q25 | 2,688 | 0.0% |
| 2Q25 | 2,827 | +9.4% |
| 1Q25 | 2,863 | +9.2% |
| 4Q24 | 2,795 | +7.9% |
| 3Q24 | 2,688 | +48.6% |
| 2Q24 | 2,585 | +48.6% |
| 1Q24 | 2,621 | +43.3% |
| 4Q23 | 2,591 | +48.2% |
| 3Q23 | 1,808 | +12.7% |
| 2Q23 | 1,739 | +0.3% |
| 1Q23 | 1,828 | +37.0% |
| 4Q22 | 1,748 | +31.9% |
| 3Q22 | 1,604 | +36.7% |
| 2Q22 | 1,735 | +54.5% |
| 1Q22 | 1,334 | +18.5% |
| 4Q21 | 1,325 | +44.4% |
| 3Q21 | 1,173 | +32.6% |
| 2Q21 | 1,123 | +35.3% |
| 1Q21 | 1,125 | +28.6% |
| 4Q20 | 918 | +10.6% |
| 3Q20 | 885 | +72.6% |
| 2Q20 | 830 | +80.9% |
| 1Q20 | 875 | +76.7% |
| 4Q19 | 830 | +88.4% |
| 3Q19 | 512 | +7.1% |
| 2Q19 | 458 | +18.7% |
| 1Q19 | 495 | +1.7% |
| 4Q18 | 440 | - |
| 3Q18 | 478 | - |
| 2Q18 | 386 | - |
| 1Q18 | 487 | - |