| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 1Q26 | 2,501 | +8.9% |
| 3Q25 | 2,984 | +0.9% |
| 2Q25 | 2,503 | -2.3% |
| 1Q25 | 2,295 | +0.5% |
| 4Q24 | 2,493 | -1.5% |
| 3Q24 | 2,958 | +5.7% |
| 2Q24 | 2,561 | +8.6% |
| 1Q24 | 2,284 | +8.0% |
| 4Q23 | 2,532 | +22.2% |
| 3Q23 | 2,798 | +10.8% |
| 2Q23 | 2,359 | +29.9% |
| 1Q23 | 2,115 | +32.8% |
| 4Q22 | 2,071 | +26.7% |
| 3Q22 | 2,526 | +13.8% |
| 2Q22 | 1,815 | -5.0% |
| 1Q22 | 1,592 | -1.8% |
| 4Q21 | 1,634 | -11.2% |
| 3Q21 | 2,219 | -31.4% |
| 2Q21 | 1,910 | -29.9% |
| 1Q21 | 1,621 | -40.4% |
| 4Q20 | 1,839 | - |
| 3Q20 | 3,234 | - |
| 2Q20 | 2,725 | - |
| 1Q20 | 2,723 | -12.6% |
| 1Q19 | 3,114 | -0.9% |
| 4Q18 | 2,782 | +7.5% |
| 3Q18 | 2,430 | +2.2% |
| 2Q18 | 2,688 | +11.3% |
| 1Q18 | 3,142 | +10.6% |
| 4Q17 | 2,587 | +23.9% |
| 3Q17 | 2,377 | +13.0% |
| 2Q17 | 2,416 | +6.1% |
| 1Q17 | 2,841 | +14.0% |
| 4Q16 | 2,087 | - |
| 3Q16 | 2,104 | - |
| 2Q16 | 2,276 | - |
| 1Q16 | 2,492 | - |