| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 7,378 | +0.7% |
| 2Q26 | 6,716 | -5.9% |
| 1Q26 | 6,542 | -3.5% |
| 4Q25 | 7,540 | -10.6% |
| 3Q25 | 7,329 | -1.4% |
| 2Q25 | 7,137 | +4.6% |
| 1Q25 | 6,780 | -13.1% |
| 4Q24 | 8,433 | -6.9% |
| 3Q24 | 7,430 | -4.1% |
| 2Q24 | 6,826 | -7.1% |
| 1Q24 | 7,801 | -0.0% |
| 4Q23 | 9,060 | +21.6% |
| 3Q23 | 7,751 | +5.8% |
| 2Q23 | 7,351 | +0.5% |
| 1Q23 | 7,802 | +24.9% |
| 4Q22 | 7,451 | -2.2% |
| 3Q22 | 7,325 | +6.1% |
| 2Q22 | 7,314 | +10.3% |
| 1Q22 | 6,247 | +11.3% |
| 4Q21 | 7,622 | -3.7% |
| 3Q21 | 6,905 | -1.0% |
| 2Q21 | 6,631 | +0.3% |
| 1Q21 | 5,615 | -17.1% |
| 4Q20 | 7,917 | +11.0% |
| 3Q20 | 6,973 | -21.9% |
| 2Q20 | 6,613 | -21.2% |
| 1Q20 | 6,772 | -10.1% |
| 4Q19 | 7,131 | -7.4% |
| 3Q19 | 8,925 | +14.8% |
| 2Q19 | 8,387 | +16.1% |
| 1Q19 | 7,530 | +2.6% |
| 4Q18 | 7,703 | +9.3% |
| 3Q18 | 7,773 | +18.3% |
| 2Q18 | 7,223 | +12.6% |
| 1Q18 | 7,341 | +19.3% |
| 4Q17 | 7,045 | +1.0% |
| 3Q17 | 6,572 | -1.6% |
| 2Q17 | 6,412 | - |
| 1Q17 | 6,151 | - |
| 4Q16 | 6,977 | - |
| 3Q16 | 6,678 | - |