| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 1Q26 | 4,253 | -14.2% |
| 3Q25 | 3,978 | -14.8% |
| 2Q25 | 4,757 | +7.3% |
| 1Q25 | 4,956 | +10.3% |
| 4Q24 | 5,459 | -2.7% |
| 3Q24 | 4,671 | +8.5% |
| 2Q24 | 4,433 | -20.1% |
| 1Q24 | 4,495 | -8.7% |
| 4Q23 | 5,610 | +14.0% |
| 3Q23 | 4,306 | -24.9% |
| 2Q23 | 5,549 | +0.4% |
| 1Q23 | 4,926 | -4.4% |
| 4Q22 | 4,920 | -25.8% |
| 3Q22 | 5,736 | +4.5% |
| 2Q22 | 5,524 | -6.4% |
| 1Q22 | 5,151 | -8.4% |
| 4Q21 | 6,628 | -14.5% |
| 3Q21 | 5,489 | -7.7% |
| 2Q21 | 5,903 | -21.4% |
| 1Q21 | 5,621 | -18.6% |
| 4Q20 | 7,752 | -4.7% |
| 3Q20 | 5,944 | -7.4% |
| 2Q20 | 7,513 | -1.1% |
| 1Q20 | 6,902 | +4.1% |
| 4Q19 | 8,134 | +4.8% |
| 3Q19 | 6,417 | -30.7% |
| 2Q19 | 7,593 | -1.0% |
| 1Q19 | 6,633 | -1.4% |
| 4Q18 | 7,762 | -8.5% |
| 3Q18 | 9,256 | +20.4% |
| 2Q18 | 7,668 | -10.4% |
| 1Q18 | 6,728 | -7.8% |
| 4Q17 | 8,488 | -8.2% |
| 3Q17 | 7,686 | +1.1% |
| 2Q17 | 8,555 | +10.5% |
| 1Q17 | 7,296 | -2.3% |
| 4Q16 | 9,250 | - |
| 3Q16 | 7,605 | - |
| 2Q16 | 7,743 | - |
| 1Q16 | 7,467 | - |