| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 2,674 | +2.2% |
| 3Q25 | 2,504 | +5.5% |
| 2Q25 | 2,285 | -2.7% |
| 1Q25 | 2,339 | +1.4% |
| 4Q24 | 2,617 | +8.2% |
| 3Q24 | 2,373 | -1.2% |
| 2Q24 | 2,349 | -5.9% |
| 1Q24 | 2,308 | -5.2% |
| 4Q23 | 2,419 | -1.5% |
| 3Q23 | 2,403 | -8.1% |
| 2Q23 | 2,495 | -2.8% |
| 1Q23 | 2,435 | -3.1% |
| 4Q22 | 2,456 | +5.9% |
| 3Q22 | 2,616 | +10.8% |
| 2Q22 | 2,568 | +9.0% |
| 1Q22 | 2,513 | +11.4% |
| 4Q21 | 2,319 | +8.1% |
| 3Q21 | 2,360 | +1.2% |
| 2Q21 | 2,355 | - |
| 1Q21 | 2,256 | +6.0% |
| 4Q20 | 2,146 | 0.0% |
| 3Q20 | 2,333 | +4.8% |
| 1Q20 | 2,128 | +2.8% |
| 4Q19 | 2,146 | +1.4% |
| 3Q19 | 2,225 | -2.4% |
| 2Q19 | 2,281 | +14.7% |
| 1Q19 | 2,070 | +3.8% |
| 4Q18 | 2,117 | +2.8% |
| 3Q18 | 2,279 | +24.2% |
| 2Q18 | 1,989 | +5.3% |
| 1Q18 | 1,995 | +10.6% |
| 4Q17 | 2,060 | +2.7% |
| 3Q17 | 1,834 | -0.6% |
| 2Q17 | 1,888 | - |
| 1Q17 | 1,803 | - |
| 4Q16 | 2,006 | - |
| 3Q16 | 1,845 | - |