| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 6,185 | -2.2% |
| 2Q26 | 4,993 | -7.2% |
| 1Q26 | 5,662 | +2.3% |
| 4Q25 | 6,593 | -3.0% |
| 3Q25 | 6,323 | -2.2% |
| 2Q25 | 5,380 | +0.6% |
| 1Q25 | 5,535 | -1.8% |
| 4Q24 | 6,797 | +5.6% |
| 3Q24 | 6,466 | -2.5% |
| 2Q24 | 5,348 | -6.1% |
| 1Q24 | 5,638 | +8.4% |
| 4Q23 | 6,439 | -1.7% |
| 3Q23 | 6,629 | +15.2% |
| 2Q23 | 5,698 | +25.6% |
| 1Q23 | 5,201 | +7.4% |
| 4Q22 | 6,552 | +6.8% |
| 3Q22 | 5,752 | +8.8% |
| 2Q22 | 4,538 | -2.0% |
| 1Q22 | 4,844 | +11.8% |
| 4Q21 | 6,132 | +8.0% |
| 3Q21 | 5,287 | -10.2% |
| 2Q21 | 4,629 | -21.3% |
| 1Q21 | 4,333 | -28.9% |
| 4Q20 | 5,679 | -14.3% |
| 3Q20 | 5,888 | -19.2% |
| 2Q20 | 5,886 | +9.8% |
| 1Q20 | 6,097 | -12.7% |
| 4Q19 | 6,627 | -21.8% |
| 3Q19 | 7,291 | +9.1% |
| 2Q19 | 5,360 | -14.6% |
| 1Q19 | 6,986 | +26.6% |
| 4Q18 | 8,479 | +12.0% |
| 3Q18 | 6,681 | -15.0% |
| 2Q18 | 6,275 | -3.1% |
| 1Q18 | 5,517 | +7.0% |
| 4Q17 | 7,568 | +31.6% |
| 3Q17 | 7,861 | +21.5% |
| 2Q17 | 6,477 | +20.7% |
| 1Q17 | 5,156 | -8.5% |
| 4Q16 | 5,750 | - |
| 3Q16 | 6,469 | - |
| 2Q16 | 5,364 | - |
| 1Q16 | 5,633 | - |