| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 1,634 | -9.5% |
| 3Q25 | 1,414 | -28.1% |
| 2Q25 | 1,451 | -7.4% |
| 1Q25 | 1,817 | -0.6% |
| 4Q24 | 1,806 | +16.5% |
| 3Q24 | 1,968 | +18.5% |
| 2Q24 | 1,567 | +2.5% |
| 1Q24 | 1,828 | +2.7% |
| 4Q23 | 1,550 | -5.1% |
| 3Q23 | 1,661 | +17.6% |
| 2Q23 | 1,529 | -7.1% |
| 1Q23 | 1,780 | +0.8% |
| 4Q22 | 1,633 | -10.3% |
| 3Q22 | 1,412 | +5.8% |
| 2Q22 | 1,646 | +35.7% |
| 1Q22 | 1,765 | +28.9% |
| 4Q21 | 1,820 | +34.2% |
| 3Q21 | 1,335 | -3.1% |
| 2Q21 | 1,213 | -2.6% |
| 1Q21 | 1,370 | -9.7% |
| 4Q20 | 1,356 | -18.8% |
| 3Q20 | 1,378 | -14.8% |
| 2Q20 | 1,245 | -20.7% |
| 1Q20 | 1,516 | -39.9% |
| 4Q19 | 1,670 | -6.8% |
| 3Q19 | 1,617 | +9.9% |
| 2Q19 | 1,570 | +16.2% |
| 1Q19 | 2,524 | +60.6% |
| 4Q18 | 1,792 | +15.0% |
| 3Q18 | 1,472 | +3.6% |
| 2Q18 | 1,351 | +8.4% |
| 1Q18 | 1,571 | -1.1% |
| 4Q17 | 1,558 | +8.8% |
| 3Q17 | 1,420 | +8.4% |
| 2Q17 | 1,246 | -1.0% |
| 1Q17 | 1,587 | -1.8% |
| 4Q16 | 1,432 | -4.8% |
| 3Q16 | 1,311 | - |
| 2Q16 | 1,258 | - |
| 1Q16 | 1,616 | - |
| 4Q15 | 1,504 | - |