| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 2,790 | -5.9% |
| 3Q25 | 2,993 | -6.6% |
| 2Q25 | 3,581 | +2.1% |
| 1Q25 | 2,921 | +0.6% |
| 4Q24 | 2,966 | +0.3% |
| 3Q24 | 3,205 | -1.4% |
| 2Q24 | 3,509 | +3.6% |
| 1Q24 | 2,903 | +2.6% |
| 4Q23 | 2,956 | +2.5% |
| 3Q23 | 3,251 | +2.7% |
| 2Q23 | 3,387 | +3.1% |
| 1Q23 | 2,829 | +5.5% |
| 4Q22 | 2,883 | +11.6% |
| 3Q22 | 3,166 | +15.2% |
| 2Q22 | 3,285 | +48.3% |
| 1Q22 | 2,681 | +42.2% |
| 4Q21 | 2,584 | +28.4% |
| 3Q21 | 2,748 | +36.3% |
| 2Q21 | 2,215 | +16.0% |
| 1Q21 | 1,884 | -17.3% |
| 4Q20 | 2,011 | -11.5% |
| 3Q20 | 2,016 | -24.1% |
| 2Q20 | 1,909 | -24.8% |
| 1Q20 | 2,279 | -3.5% |
| 4Q19 | 2,274 | -4.5% |
| 3Q19 | 2,656 | -3.5% |
| 2Q19 | 2,539 | +1.1% |
| 1Q19 | 2,361 | +0.1% |
| 4Q18 | 2,382 | +4.0% |
| 3Q18 | 2,752 | +6.6% |
| 2Q18 | 2,511 | +4.3% |
| 1Q18 | 2,357 | +4.0% |
| 4Q17 | 2,289 | -3.7% |
| 3Q17 | 2,582 | +1.5% |
| 2Q17 | 2,408 | +4.5% |
| 1Q17 | 2,266 | +3.7% |
| 4Q16 | 2,378 | +5.4% |
| 3Q16 | 2,544 | - |
| 2Q16 | 2,305 | - |
| 1Q16 | 2,185 | - |
| 4Q15 | 2,257 | - |