| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 12,010 | -6.8% |
| 2Q26 | 9,813 | -5.9% |
| 1Q26 | 9,938 | -4.4% |
| 4Q25 | 10,463 | +8.7% |
| 3Q25 | 12,883 | -6.2% |
| 2Q25 | 10,430 | -2.4% |
| 1Q25 | 10,398 | -2.2% |
| 4Q24 | 9,626 | +1.5% |
| 3Q24 | 13,732 | +4.3% |
| 2Q24 | 10,689 | +0.2% |
| 1Q24 | 10,635 | -0.6% |
| 4Q23 | 9,483 | -9.8% |
| 3Q23 | 13,166 | -1.4% |
| 2Q23 | 10,665 | +2.8% |
| 1Q23 | 10,699 | +2.3% |
| 4Q22 | 10,509 | +2.2% |
| 3Q22 | 13,357 | -7.3% |
| 2Q22 | 10,372 | -11.4% |
| 1Q22 | 10,459 | -5.0% |
| 4Q21 | 10,284 | +10.8% |
| 3Q21 | 14,414 | +10.0% |
| 2Q21 | 11,710 | +10.3% |
| 1Q21 | 11,011 | +11.5% |
| 4Q20 | 9,279 | +8.6% |
| 3Q20 | 13,104 | +0.2% |
| 2Q20 | 10,612 | +16.6% |
| 1Q20 | 9,872 | +14.6% |
| 4Q19 | 8,541 | +8.4% |
| 3Q19 | 13,084 | +7.2% |
| 2Q19 | 9,103 | +6.3% |
| 1Q19 | 8,615 | -0.4% |
| 4Q18 | 7,881 | -5.2% |
| 3Q18 | 12,208 | +2.8% |
| 2Q18 | 8,560 | -0.1% |
| 1Q18 | 8,652 | +0.2% |
| 4Q17 | 8,309 | +1.2% |
| 3Q17 | 11,880 | -1.3% |
| 2Q17 | 8,571 | - |
| 1Q17 | 8,639 | - |
| 4Q16 | 8,213 | - |
| 3Q16 | 12,037 | - |