| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 5,483 | +1.8% |
| 3Q25 | 4,899 | +7.3% |
| 2Q25 | 5,182 | +14.9% |
| 1Q25 | 4,123 | -3.3% |
| 4Q24 | 5,384 | +5.4% |
| 3Q24 | 4,564 | -12.8% |
| 2Q24 | 4,509 | +4.8% |
| 1Q24 | 4,262 | +18.7% |
| 4Q23 | 5,111 | +9.2% |
| 3Q23 | 5,233 | +35.8% |
| 2Q23 | 4,303 | +7.2% |
| 1Q23 | 3,590 | +12.8% |
| 4Q22 | 4,679 | +13.1% |
| 3Q22 | 3,852 | +16.8% |
| 2Q22 | 4,015 | +11.2% |
| 1Q22 | 3,184 | +4.8% |
| 4Q21 | 4,136 | +9.1% |
| 3Q21 | 3,297 | +2.4% |
| 2Q21 | 3,612 | +32.0% |
| 1Q21 | 3,039 | +17.2% |
| 4Q20 | 3,792 | +8.0% |
| 3Q20 | 3,219 | -2.3% |
| 2Q20 | 2,737 | -13.8% |
| 1Q20 | 2,593 | +0.8% |
| 4Q19 | 3,512 | -14.2% |
| 3Q19 | 3,296 | +29.2% |
| 2Q19 | 3,174 | +12.9% |
| 1Q19 | 2,573 | +15.0% |
| 4Q18 | 4,092 | +22.9% |
| 3Q18 | 2,552 | +4.5% |
| 2Q18 | 2,812 | +11.0% |
| 1Q18 | 2,238 | -4.9% |
| 4Q17 | 3,330 | +40.5% |
| 3Q17 | 2,441 | +9.3% |
| 2Q17 | 2,533 | +10.9% |
| 1Q17 | 2,354 | +9.7% |
| 4Q16 | 2,371 | -10.9% |
| 3Q16 | 2,233 | - |
| 2Q16 | 2,285 | - |
| 1Q16 | 2,145 | - |
| 4Q15 | 2,660 | - |