| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 1,430 | -4.0% |
| 2Q26 | 1,444 | -2.3% |
| 1Q26 | 1,366 | -3.0% |
| 4Q25 | 1,518 | -1.9% |
| 3Q25 | 1,490 | -4.9% |
| 2Q25 | 1,477 | -4.7% |
| 1Q25 | 1,408 | +6.4% |
| 4Q24 | 1,548 | +0.1% |
| 3Q24 | 1,567 | +1.2% |
| 2Q24 | 1,550 | +5.0% |
| 1Q24 | 1,323 | +2.8% |
| 4Q23 | 1,546 | +5.5% |
| 3Q23 | 1,549 | +14.9% |
| 2Q23 | 1,476 | +11.6% |
| 1Q23 | 1,287 | -0.3% |
| 4Q22 | 1,466 | -5.7% |
| 3Q22 | 1,349 | -7.1% |
| 2Q22 | 1,322 | +0.3% |
| 1Q22 | 1,291 | +6.5% |
| 4Q21 | 1,554 | -7.3% |
| 3Q21 | 1,451 | -15.4% |
| 2Q21 | 1,318 | -19.9% |
| 1Q21 | 1,211 | -23.7% |
| 4Q20 | 1,676 | -13.9% |
| 3Q20 | 1,715 | +1.7% |
| 2Q20 | 1,645 | -1.1% |
| 1Q20 | 1,587 | -6.6% |
| 4Q19 | 1,948 | +13.1% |
| 3Q19 | 1,687 | +5.3% |
| 2Q19 | 1,663 | +18.2% |
| 1Q19 | 1,700 | +23.2% |
| 4Q18 | 1,723 | +21.8% |
| 3Q18 | 1,601 | -5.8% |
| 2Q18 | 1,407 | +5.0% |
| 1Q18 | 1,380 | -12.2% |
| 4Q17 | 1,414 | -0.3% |
| 3Q17 | 1,700 | +18.9% |
| 2Q17 | 1,339 | - |
| 1Q17 | 1,572 | - |
| 4Q16 | 1,418 | - |
| 3Q16 | 1,429 | - |