| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 2,872 | +11.4% |
| 3Q25 | 2,206 | -0.3% |
| 2Q25 | 2,279 | +19.0% |
| 1Q25 | 2,693 | +2.5% |
| 4Q24 | 2,580 | -21.4% |
| 3Q24 | 2,212 | +31.0% |
| 2Q24 | 1,915 | -0.9% |
| 1Q24 | 2,628 | +13.1% |
| 4Q23 | 3,283 | +18.9% |
| 3Q23 | 1,688 | -7.4% |
| 2Q23 | 1,932 | -3.9% |
| 1Q23 | 2,324 | +5.5% |
| 4Q22 | 2,761 | +6.3% |
| 3Q22 | 1,822 | -24.0% |
| 2Q22 | 2,011 | +14.3% |
| 1Q22 | 2,204 | -19.1% |
| 4Q21 | 2,597 | -12.5% |
| 3Q21 | 2,398 | +28.8% |
| 2Q21 | 1,760 | +8.8% |
| 1Q21 | 2,725 | +5.8% |
| 4Q20 | 2,968 | -18.0% |
| 3Q20 | 1,862 | -0.6% |
| 2Q20 | 1,618 | -15.3% |
| 1Q20 | 2,576 | +7.0% |
| 4Q19 | 3,619 | +24.0% |
| 3Q19 | 1,873 | -5.8% |
| 2Q19 | 1,910 | -20.7% |
| 1Q19 | 2,407 | -10.9% |
| 4Q18 | 2,919 | -1.4% |
| 3Q18 | 1,989 | +4.5% |
| 2Q18 | 2,408 | +3.1% |
| 1Q18 | 2,701 | +7.0% |
| 4Q17 | 2,961 | +9.3% |
| 3Q17 | 1,903 | -7.4% |
| 2Q17 | 2,336 | +5.7% |
| 1Q17 | 2,525 | +6.4% |
| 4Q16 | 2,710 | +4.6% |
| 3Q16 | 2,055 | - |
| 2Q16 | 2,211 | - |
| 1Q16 | 2,373 | - |
| 4Q15 | 2,591 | - |