| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 1,432 | -6.1% |
| 3Q25 | 1,262 | -19.4% |
| 2Q25 | 1,199 | -10.6% |
| 1Q25 | 1,265 | -9.5% |
| 4Q24 | 1,526 | +6.9% |
| 3Q24 | 1,566 | +23.0% |
| 2Q24 | 1,340 | +10.0% |
| 1Q24 | 1,397 | +4.6% |
| 4Q23 | 1,428 | +5.7% |
| 3Q23 | 1,273 | +1.0% |
| 2Q23 | 1,218 | +9.5% |
| 1Q23 | 1,336 | +0.4% |
| 4Q22 | 1,352 | -5.9% |
| 3Q22 | 1,261 | +23.2% |
| 2Q22 | 1,112 | +17.1% |
| 1Q22 | 1,330 | +6.1% |
| 4Q21 | 1,436 | +83.8% |
| 3Q21 | 1,023 | +51.4% |
| 2Q21 | 950 | -3.0% |
| 1Q21 | 1,253 | +33.0% |
| 4Q20 | 781 | +25.4% |
| 3Q20 | 676 | -9.2% |
| 2Q20 | 979 | +63.9% |
| 1Q20 | 942 | -0.7% |
| 4Q19 | 622 | +6.6% |
| 3Q19 | 744 | +53.1% |
| 2Q19 | 597 | -2.4% |
| 1Q19 | 949 | +45.2% |
| 4Q18 | 584 | +15.1% |
| 3Q18 | 486 | +17.6% |
| 2Q18 | 612 | +6.7% |
| 1Q18 | 654 | +19.8% |
| 4Q17 | 507 | -11.3% |
| 3Q17 | 413 | +5.4% |
| 2Q17 | 573 | +37.2% |
| 1Q17 | 545 | -27.1% |
| 4Q16 | 572 | +39.4% |
| 3Q16 | 392 | - |
| 2Q16 | 418 | - |
| 1Q16 | 748 | - |
| 4Q15 | 410 | - |