| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 2,970 | +1.7% |
| 1Q26 | 3,036 | +3.4% |
| 4Q25 | 2,872 | +1.7% |
| 3Q25 | 3,043 | +1.3% |
| 2Q25 | 2,920 | +1.4% |
| 1Q25 | 2,938 | +0.2% |
| 4Q24 | 2,826 | -4.5% |
| 3Q24 | 3,004 | -3.9% |
| 2Q24 | 2,878 | -3.1% |
| 1Q24 | 2,932 | +0.8% |
| 4Q23 | 2,959 | +6.6% |
| 3Q23 | 3,127 | +3.8% |
| 2Q23 | 2,969 | +6.2% |
| 1Q23 | 2,910 | +4.3% |
| 4Q22 | 2,777 | -10.6% |
| 3Q22 | 3,012 | -13.3% |
| 2Q22 | 2,795 | -19.9% |
| 1Q22 | 2,790 | -17.2% |
| 4Q21 | 3,105 | -11.2% |
| 3Q21 | 3,474 | -4.0% |
| 2Q21 | 3,488 | -11.6% |
| 1Q21 | 3,368 | -13.8% |
| 4Q20 | 3,495 | -7.4% |
| 3Q20 | 3,619 | -9.6% |
| 2Q20 | 3,944 | -1.8% |
| 1Q20 | 3,908 | +6.5% |
| 4Q19 | 3,776 | +4.1% |
| 3Q19 | 4,003 | +9.1% |
| 2Q19 | 4,015 | +14.1% |
| 1Q19 | 3,671 | +3.8% |
| 4Q18 | 3,626 | +1.3% |
| 3Q18 | 3,669 | +3.5% |
| 2Q18 | 3,519 | +1.7% |
| 1Q18 | 3,537 | -0.6% |
| 4Q17 | 3,579 | +3.7% |
| 3Q17 | 3,545 | -7.0% |
| 2Q17 | 3,460 | - |
| 1Q17 | 3,557 | - |
| 4Q16 | 3,450 | - |
| 3Q16 | 3,813 | - |