| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 10,513 | +1.1% |
| 3Q25 | 8,799 | +3.2% |
| 2Q25 | 8,513 | +1.6% |
| 1Q25 | 9,783 | +4.9% |
| 4Q24 | 10,402 | +15.2% |
| 3Q24 | 8,525 | +5.8% |
| 2Q24 | 8,380 | +2.7% |
| 1Q24 | 9,329 | +8.8% |
| 4Q23 | 9,027 | +8.5% |
| 3Q23 | 8,054 | +14.3% |
| 2Q23 | 8,158 | +15.6% |
| 1Q23 | 8,576 | -3.4% |
| 4Q22 | 8,323 | +1.3% |
| 3Q22 | 7,045 | +6.1% |
| 2Q22 | 7,060 | -2.9% |
| 1Q22 | 8,876 | +13.3% |
| 4Q21 | 8,213 | +16.4% |
| 3Q21 | 6,641 | +0.5% |
| 2Q21 | 7,273 | +19.2% |
| 1Q21 | 7,837 | +3.8% |
| 4Q20 | 7,055 | -3.4% |
| 3Q20 | 6,606 | -5.1% |
| 2Q20 | 6,100 | -9.1% |
| 1Q20 | 7,551 | -3.3% |
| 4Q19 | 7,304 | -16.0% |
| 3Q19 | 6,960 | +6.1% |
| 2Q19 | 6,709 | +9.1% |
| 1Q19 | 7,807 | -1.5% |
| 4Q18 | 8,701 | +22.1% |
| 3Q18 | 6,558 | +0.7% |
| 2Q18 | 6,151 | +5.4% |
| 1Q18 | 7,928 | +5.3% |
| 4Q17 | 7,128 | -3.4% |
| 3Q17 | 6,510 | +3.7% |
| 2Q17 | 5,834 | +5.7% |
| 1Q17 | 7,531 | +1.6% |
| 4Q16 | 7,382 | +12.2% |
| 3Q16 | 6,279 | - |
| 2Q16 | 5,520 | - |
| 1Q16 | 7,415 | - |
| 4Q15 | 6,578 | - |