| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 4,504 | -2.5% |
| 3Q25 | 4,886 | +10.0% |
| 2Q25 | 4,788 | +3.8% |
| 1Q25 | 4,575 | +9.6% |
| 4Q24 | 4,621 | +4.3% |
| 3Q24 | 4,442 | -5.3% |
| 2Q24 | 4,611 | +6.2% |
| 1Q24 | 4,173 | +0.6% |
| 4Q23 | 4,429 | -0.1% |
| 3Q23 | 4,689 | +8.8% |
| 2Q23 | 4,341 | +6.5% |
| 1Q23 | 4,150 | +14.4% |
| 4Q22 | 4,432 | +10.8% |
| 3Q22 | 4,308 | +2.5% |
| 2Q22 | 4,075 | +9.3% |
| 1Q22 | 3,627 | +4.8% |
| 4Q21 | 3,999 | +20.9% |
| 3Q21 | 4,204 | +26.8% |
| 2Q21 | 3,728 | +40.3% |
| 1Q21 | 3,461 | +22.3% |
| 4Q20 | 3,308 | -1.1% |
| 3Q20 | 3,316 | +2.1% |
| 2Q20 | 2,657 | -21.6% |
| 1Q20 | 2,831 | -13.2% |
| 4Q19 | 3,344 | +2.6% |
| 3Q19 | 3,249 | -3.6% |
| 2Q19 | 3,388 | -5.2% |
| 1Q19 | 3,262 | -6.0% |
| 4Q18 | 3,259 | -13.2% |
| 3Q18 | 3,370 | -1.1% |
| 2Q18 | 3,572 | -1.5% |
| 1Q18 | 3,472 | -0.1% |
| 4Q17 | 3,755 | +0.4% |
| 3Q17 | 3,408 | -1.3% |
| 2Q17 | 3,625 | +1.8% |
| 1Q17 | 3,477 | -8.4% |
| 4Q16 | 3,739 | -4.4% |
| 3Q16 | 3,452 | - |
| 2Q16 | 3,560 | - |
| 1Q16 | 3,795 | - |
| 4Q15 | 3,912 | - |