| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 2,291 | +12.1% |
| 3Q25 | 2,117 | +14.4% |
| 2Q25 | 2,011 | +11.7% |
| 1Q25 | 2,012 | +11.5% |
| 4Q24 | 2,043 | +14.8% |
| 3Q24 | 1,852 | +18.8% |
| 2Q24 | 1,801 | +15.8% |
| 1Q24 | 1,804 | +25.7% |
| 4Q23 | 1,779 | +8.8% |
| 3Q23 | 1,558 | +3.2% |
| 2Q23 | 1,555 | +12.3% |
| 1Q23 | 1,434 | +2.0% |
| 4Q22 | 1,636 | +0.6% |
| 3Q22 | 1,510 | +0.1% |
| 2Q22 | 1,385 | -7.1% |
| 1Q22 | 1,407 | -7.3% |
| 4Q21 | 1,626 | +14.4% |
| 3Q21 | 1,508 | +9.9% |
| 2Q21 | 1,490 | +4.2% |
| 1Q21 | 1,517 | -6.4% |
| 4Q20 | 1,422 | -13.4% |
| 3Q20 | 1,372 | -19.0% |
| 2Q20 | 1,430 | -15.1% |
| 1Q20 | 1,620 | -0.5% |
| 4Q19 | 1,641 | +4.4% |
| 3Q19 | 1,694 | - |
| 2Q19 | 1,685 | - |
| 1Q19 | 1,627 | - |
| 4Q18 | 1,572 | - |