| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 3,803 | +10.8% |
| 3Q25 | 3,707 | +9.7% |
| 2Q25 | 3,922 | +9.3% |
| 1Q25 | 3,723 | +15.3% |
| 4Q24 | 3,433 | +6.5% |
| 3Q24 | 3,379 | +9.3% |
| 2Q24 | 3,589 | +13.1% |
| 1Q24 | 3,229 | +11.8% |
| 4Q23 | 3,222 | +14.3% |
| 3Q23 | 3,092 | +22.3% |
| 2Q23 | 3,173 | +24.6% |
| 1Q23 | 2,888 | +16.0% |
| 4Q22 | 2,820 | +14.4% |
| 3Q22 | 2,529 | +6.9% |
| 2Q22 | 2,546 | +7.4% |
| 1Q22 | 2,489 | +1.6% |
| 4Q21 | 2,465 | +5.2% |
| 3Q21 | 2,366 | +6.6% |
| 2Q21 | 2,371 | +9.9% |
| 1Q21 | 2,450 | +12.8% |
| 4Q20 | 2,344 | +9.1% |
| 3Q20 | 2,220 | +5.7% |
| 2Q20 | 2,158 | +4.5% |
| 1Q20 | 2,171 | +1.0% |
| 4Q19 | 2,148 | - |
| 3Q19 | 2,100 | - |
| 2Q19 | 2,065 | - |
| 1Q19 | 2,150 | - |