| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 9,382 | +2.3% |
| 3Q25 | 9,133 | +0.1% |
| 2Q25 | 8,696 | -22.0% |
| 1Q25 | 7,939 | -15.2% |
| 4Q24 | 9,170 | -8.7% |
| 3Q24 | 9,121 | -9.8% |
| 2Q24 | 11,148 | +3.2% |
| 1Q24 | 9,364 | -5.8% |
| 4Q23 | 10,048 | -12.8% |
| 3Q23 | 10,112 | -12.7% |
| 2Q23 | 10,806 | -33.8% |
| 1Q23 | 9,943 | +1.4% |
| 4Q22 | 11,517 | +55.7% |
| 3Q22 | 11,580 | +166.1% |
| 2Q22 | 16,321 | +366.3% |
| 1Q22 | 9,806 | +475.9% |
| 4Q21 | 7,397 | +628.6% |
| 3Q21 | 4,352 | +460.3% |
| 2Q21 | 3,500 | +482.0% |
| 1Q21 | 1,702 | +147.1% |
| 4Q20 | 1,015 | +71.6% |
| 3Q20 | 776 | +13.5% |
| 2Q20 | 601 | -7.3% |
| 1Q20 | 689 | +26.4% |
| 4Q19 | 591 | +9.2% |
| 3Q19 | 684 | +23.4% |
| 2Q19 | 648 | +33.3% |
| 1Q19 | 545 | +24.7% |
| 4Q18 | 541 | +34.1% |
| 3Q18 | 554 | +27.7% |
| 2Q18 | 486 | +8.5% |
| 1Q18 | 437 | +0.9% |
| 4Q17 | 404 | +1.9% |
| 3Q17 | 434 | +13.8% |
| 2Q17 | 448 | +16.7% |
| 1Q17 | 433 | +27.5% |
| 4Q16 | 396 | - |
| 3Q16 | 381 | - |
| 2Q16 | 384 | - |
| 1Q16 | 340 | - |