| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 2,152 | +5.2% |
| 3Q25 | 1,871 | +8.7% |
| 2Q25 | 1,795 | -5.9% |
| 1Q25 | 1,804 | +9.2% |
| 4Q24 | 2,044 | +2.7% |
| 3Q24 | 1,721 | +1.3% |
| 2Q24 | 1,907 | +5.6% |
| 1Q24 | 1,652 | +2.6% |
| 4Q23 | 1,990 | +14.4% |
| 3Q23 | 1,699 | -1.9% |
| 2Q23 | 1,806 | +1.6% |
| 1Q23 | 1,611 | -1.3% |
| 4Q22 | 1,739 | -10.9% |
| 3Q22 | 1,732 | +14.2% |
| 2Q22 | 1,778 | +17.2% |
| 1Q22 | 1,632 | +12.5% |
| 4Q21 | 1,952 | +18.4% |
| 3Q21 | 1,517 | +7.9% |
| 2Q21 | 1,517 | +4.6% |
| 1Q21 | 1,451 | +16.4% |
| 4Q20 | 1,648 | +2.3% |
| 3Q20 | 1,406 | +6.8% |
| 2Q20 | 1,450 | +1.8% |
| 1Q20 | 1,247 | -1.1% |
| 4Q19 | 1,612 | +4.7% |
| 3Q19 | 1,317 | -0.9% |
| 2Q19 | 1,425 | -6.5% |
| 1Q19 | 1,260 | -7.3% |
| 4Q18 | 1,539 | -1.6% |
| 3Q18 | 1,329 | +5.8% |
| 2Q18 | 1,524 | +7.1% |
| 1Q18 | 1,360 | +10.9% |
| 4Q17 | 1,563 | -10.7% |
| 3Q17 | 1,256 | +5.7% |
| 2Q17 | 1,423 | +8.6% |
| 1Q17 | 1,227 | -1.8% |
| 4Q16 | 1,751 | +6.6% |
| 3Q16 | 1,188 | - |
| 2Q16 | 1,310 | - |
| 1Q16 | 1,249 | - |
| 4Q15 | 1,643 | - |