| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 4,066 | -1.4% |
| 3Q25 | 3,711 | -0.3% |
| 2Q25 | 3,616 | -10.5% |
| 1Q25 | 3,511 | -1.2% |
| 4Q24 | 4,123 | +9.3% |
| 3Q24 | 3,724 | -2.0% |
| 2Q24 | 4,039 | +3.5% |
| 1Q24 | 3,555 | +2.2% |
| 4Q23 | 3,774 | -0.2% |
| 3Q23 | 3,800 | -2.1% |
| 2Q23 | 3,902 | +15.4% |
| 1Q23 | 3,479 | +4.5% |
| 4Q22 | 3,782 | +7.1% |
| 3Q22 | 3,882 | +8.0% |
| 2Q22 | 3,382 | -0.7% |
| 1Q22 | 3,329 | +4.0% |
| 4Q21 | 3,533 | +1.0% |
| 3Q21 | 3,595 | -2.5% |
| 2Q21 | 3,405 | -1.4% |
| 1Q21 | 3,202 | -4.4% |
| 4Q20 | 3,497 | +118.4% |
| 3Q20 | 3,688 | -22.1% |
| 2Q20 | 3,455 | -21.4% |
| 1Q20 | 3,350 | -1.8% |
| 4Q19 | 1,601 | -31.3% |
| 2Q19 | 4,733 | +33.1% |
| 1Q19 | 4,395 | +28.8% |
| 3Q19 | 2,330 | -36.3% |
| 1Q19 | 3,412 | -0.9% |
| 4Q18 | 3,330 | -3.9% |
| 3Q18 | 3,656 | +8.0% |
| 2Q18 | 3,555 | +12.2% |
| 1Q18 | 3,442 | +1.1% |
| 4Q17 | 3,466 | +6.7% |
| 3Q17 | 3,385 | -4.1% |
| 2Q17 | 3,169 | -10.4% |
| 1Q17 | 3,404 | -1.6% |
| 4Q16 | 3,247 | - |
| 3Q16 | 3,529 | - |
| 2Q16 | 3,537 | - |
| 1Q16 | 3,459 | - |