| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 13,638 | +13.0% |
| 3Q25 | 10,676 | +16.0% |
| 2Q25 | 10,276 | -8.7% |
| 1Q25 | 10,701 | +13.3% |
| 4Q24 | 12,071 | +16.5% |
| 3Q24 | 9,202 | +15.6% |
| 2Q24 | 11,261 | +30.1% |
| 1Q24 | 9,446 | +0.7% |
| 4Q23 | 10,360 | +9.5% |
| 3Q23 | 7,962 | -3.3% |
| 2Q23 | 8,653 | +5.2% |
| 1Q23 | 9,380 | +2.9% |
| 4Q22 | 9,465 | +6.0% |
| 3Q22 | 8,233 | +16.9% |
| 2Q22 | 8,227 | +14.8% |
| 1Q22 | 9,119 | +12.7% |
| 4Q21 | 8,928 | +8.5% |
| 3Q21 | 7,040 | +10.9% |
| 2Q21 | 7,169 | +21.1% |
| 1Q21 | 8,089 | +9.7% |
| 4Q20 | 8,229 | +4.0% |
| 3Q20 | 6,346 | -4.8% |
| 2Q20 | 5,919 | -20.8% |
| 1Q20 | 7,376 | -15.2% |
| 4Q19 | 7,913 | -7.4% |
| 3Q19 | 6,668 | -2.4% |
| 2Q19 | 7,469 | +2.5% |
| 1Q19 | 8,695 | +11.2% |
| 4Q18 | 8,549 | -2.0% |
| 3Q18 | 6,835 | -3.7% |
| 2Q18 | 7,287 | -6.9% |
| 1Q18 | 7,821 | -9.9% |
| 4Q17 | 8,723 | +0.1% |
| 3Q17 | 7,100 | +2.3% |
| 2Q17 | 7,829 | +1.2% |
| 1Q17 | 8,678 | +0.3% |
| 4Q16 | 8,711 | +12.3% |
| 3Q16 | 6,937 | - |
| 2Q16 | 7,738 | - |
| 1Q16 | 8,656 | - |
| 4Q15 | 7,758 | - |