| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 3,603 | -7.8% |
| 2Q26 | 3,360 | -3.8% |
| 1Q26 | 3,764 | +2.9% |
| 4Q25 | 3,825 | +3.6% |
| 3Q25 | 3,907 | +5.4% |
| 2Q25 | 3,493 | +1.8% |
| 1Q25 | 3,659 | -1.5% |
| 4Q24 | 3,693 | -11.1% |
| 3Q24 | 3,706 | +0.5% |
| 2Q24 | 3,431 | +0.2% |
| 1Q24 | 3,716 | +5.5% |
| 4Q23 | 4,155 | +8.0% |
| 3Q23 | 3,686 | +25.1% |
| 2Q23 | 3,424 | +28.6% |
| 1Q23 | 3,523 | +22.2% |
| 4Q22 | 3,848 | +24.8% |
| 3Q22 | 2,947 | -5.3% |
| 2Q22 | 2,662 | -0.8% |
| 1Q22 | 2,883 | +7.2% |
| 4Q21 | 3,083 | -6.7% |
| 3Q21 | 3,111 | -4.3% |
| 2Q21 | 2,684 | -20.5% |
| 1Q21 | 2,688 | -27.4% |
| 4Q20 | 3,306 | -7.8% |
| 3Q20 | 3,251 | -9.3% |
| 2Q20 | 3,378 | +10.4% |
| 1Q20 | 3,705 | +16.0% |
| 4Q19 | 3,585 | +6.3% |
| 3Q19 | 3,582 | +6.4% |
| 2Q19 | 3,059 | -8.0% |
| 1Q19 | 3,195 | -4.0% |
| 4Q18 | 3,373 | -6.3% |
| 3Q18 | 3,367 | -3.7% |
| 2Q18 | 3,324 | +0.8% |
| 1Q18 | 3,328 | -5.2% |
| 4Q17 | 3,602 | -2.4% |
| 3Q17 | 3,495 | -3.3% |
| 2Q17 | 3,298 | - |
| 1Q17 | 3,512 | - |
| 4Q16 | 3,691 | - |
| 3Q16 | 3,613 | - |