| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 32,665 | +3.6% |
| 2Q26 | 30,673 | +15.7% |
| 1Q26 | 26,087 | +13.1% |
| 4Q25 | 32,963 | +11.9% |
| 3Q25 | 31,520 | +11.0% |
| 2Q25 | 26,512 | -1.6% |
| 1Q25 | 23,075 | +7.8% |
| 4Q24 | 29,452 | +3.3% |
| 3Q24 | 28,396 | +13.0% |
| 2Q24 | 26,936 | +15.0% |
| 1Q24 | 21,397 | +18.6% |
| 4Q23 | 28,502 | +15.9% |
| 3Q23 | 25,136 | +16.5% |
| 2Q23 | 23,413 | +14.0% |
| 1Q23 | 18,035 | +12.5% |
| 4Q22 | 24,594 | +5.5% |
| 3Q22 | 21,583 | -1.9% |
| 2Q22 | 20,533 | -3.6% |
| 1Q22 | 16,025 | -4.6% |
| 4Q21 | 23,308 | -7.8% |
| 3Q21 | 21,992 | -5.3% |
| 2Q21 | 21,303 | -3.8% |
| 1Q21 | 16,789 | -18.4% |
| 4Q20 | 25,281 | +2.9% |
| 3Q20 | 23,227 | +4.7% |
| 2Q20 | 22,144 | +17.7% |
| 1Q20 | 20,572 | +27.3% |
| 4Q19 | 24,579 | +11.7% |
| 3Q19 | 22,180 | +18.0% |
| 2Q19 | 18,815 | +5.1% |
| 1Q19 | 16,165 | +14.4% |
| 4Q18 | 22,014 | -0.5% |
| 3Q18 | 18,799 | +13.9% |
| 2Q18 | 17,910 | +4.2% |
| 1Q18 | 14,125 | +20.5% |
| 4Q17 | 22,134 | +13.4% |
| 3Q17 | 16,510 | +6.3% |
| 2Q17 | 17,185 | - |
| 1Q17 | 11,720 | - |
| 4Q16 | 19,515 | - |
| 3Q16 | 15,528 | - |