| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 2,434 | -6.7% |
| 3Q25 | 2,106 | -3.0% |
| 2Q25 | 2,381 | +13.1% |
| 1Q25 | 2,144 | +26.7% |
| 4Q24 | 2,609 | +30.4% |
| 3Q24 | 2,172 | +26.8% |
| 2Q24 | 2,104 | +17.0% |
| 1Q24 | 1,692 | -5.1% |
| 4Q23 | 1,999 | -0.5% |
| 3Q23 | 1,713 | +6.8% |
| 2Q23 | 1,798 | +8.6% |
| 1Q23 | 1,782 | +37.0% |
| 4Q22 | 2,009 | +23.2% |
| 3Q22 | 1,604 | +17.5% |
| 2Q22 | 1,655 | +26.2% |
| 1Q22 | 1,301 | +31.8% |
| 4Q21 | 1,631 | +25.3% |
| 3Q21 | 1,365 | +8.2% |
| 2Q21 | 1,311 | +10.6% |
| 1Q21 | 987 | -10.2% |
| 4Q20 | 1,301 | -22.9% |
| 3Q20 | 1,261 | -16.9% |
| 2Q20 | 1,185 | -28.9% |
| 1Q20 | 1,099 | -22.4% |
| 4Q19 | 1,689 | -13.0% |
| 3Q19 | 1,517 | -0.2% |
| 2Q19 | 1,667 | +4.2% |
| 1Q19 | 1,417 | +10.2% |
| 4Q18 | 1,941 | +15.9% |
| 3Q18 | 1,520 | +2.4% |
| 2Q18 | 1,599 | +4.6% |
| 1Q18 | 1,285 | +6.6% |
| 4Q17 | 1,675 | +3.6% |
| 3Q17 | 1,484 | +3.7% |
| 2Q17 | 1,528 | -3.7% |
| 1Q17 | 1,205 | -10.1% |
| 4Q16 | 1,616 | -13.1% |
| 3Q16 | 1,431 | - |
| 2Q16 | 1,586 | - |
| 1Q16 | 1,341 | - |
| 4Q15 | 1,861 | - |