| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q25 | 8,445 | -0.7% |
| 2Q25 | 7,880 | -8.1% |
| 1Q25 | 7,850 | -8.2% |
| 4Q24 | 9,129 | -3.6% |
| 3Q24 | 8,508 | -5.5% |
| 2Q24 | 8,570 | -1.1% |
| 1Q24 | 8,550 | +6.1% |
| 4Q23 | 9,473 | +27.8% |
| 3Q23 | 9,007 | +18.8% |
| 2Q23 | 8,665 | +16.0% |
| 1Q23 | 8,058 | +1.9% |
| 4Q22 | 7,411 | +1.9% |
| 3Q22 | 7,581 | +13.2% |
| 2Q22 | 7,472 | +14.0% |
| 1Q22 | 7,909 | +23.1% |
| 4Q21 | 7,271 | +4.8% |
| 3Q21 | 6,697 | +3.0% |
| 2Q21 | 6,554 | +2.5% |
| 1Q21 | 6,424 | +15.5% |
| 4Q20 | 6,939 | -2.3% |
| 3Q20 | 6,504 | -0.8% |
| 2Q20 | 6,394 | +7.5% |
| 1Q20 | 5,560 | -0.4% |
| 4Q19 | 7,105 | +14.6% |
| 3Q19 | 6,558 | +13.9% |
| 2Q19 | 5,949 | +1.3% |
| 1Q19 | 5,582 | -0.9% |
| 4Q18 | 6,201 | +3.4% |
| 3Q18 | 5,759 | +1.3% |
| 2Q18 | 5,871 | +2.9% |
| 1Q18 | 5,632 | -5.5% |
| 4Q17 | 6,000 | +6.9% |
| 3Q17 | 5,685 | -2.6% |
| 2Q17 | 5,704 | -4.4% |
| 1Q17 | 5,960 | +5.0% |
| 4Q16 | 5,613 | -13.5% |
| 3Q16 | 5,840 | - |
| 2Q16 | 5,964 | - |
| 1Q16 | 5,676 | - |
| 4Q15 | 6,491 | - |