| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 1Q26 | 2,293 | -8.6% |
| 4Q25 | 2,301 | -10.1% |
| 3Q25 | 2,524 | +21.0% |
| 2Q25 | 2,601 | +30.5% |
| 1Q25 | 2,508 | +15.4% |
| 4Q24 | 2,560 | +29.6% |
| 3Q24 | 2,086 | +19.1% |
| 2Q24 | 1,993 | +14.1% |
| 1Q24 | 2,173 | +35.5% |
| 4Q23 | 1,974 | +11.5% |
| 3Q23 | 1,751 | +5.7% |
| 2Q23 | 1,747 | +21.3% |
| 1Q23 | 1,604 | +11.1% |
| 4Q22 | 1,770 | +49.7% |
| 3Q22 | 1,657 | +39.5% |
| 2Q22 | 1,440 | +18.0% |
| 1Q22 | 1,443 | +1.0% |
| 4Q21 | 1,183 | -20.9% |
| 3Q21 | 1,188 | -7.5% |
| 2Q21 | 1,220 | -20.6% |
| 1Q21 | 1,429 | -18.2% |
| 4Q20 | 1,495 | -17.2% |
| 3Q20 | 1,284 | -26.6% |
| 2Q20 | 1,537 | -9.3% |
| 1Q20 | 1,747 | +43.0% |
| 4Q19 | 1,805 | +26.8% |
| 3Q19 | 1,750 | +29.5% |
| 2Q19 | 1,694 | +50.1% |
| 1Q19 | 1,222 | +42.0% |
| 4Q18 | 1,424 | +50.4% |
| 3Q18 | 1,351 | +46.9% |
| 2Q18 | 1,129 | +35.0% |
| 1Q18 | 860 | +0.4% |
| 4Q17 | 947 | +8.3% |
| 3Q17 | 920 | +17.1% |
| 2Q17 | 836 | +4.9% |
| 1Q17 | 857 | +11.9% |
| 4Q16 | 874 | - |
| 3Q16 | 785 | - |
| 2Q16 | 797 | - |
| 1Q16 | 766 | - |