| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 5,737 | +14.1% |
| 3Q25 | 5,522 | +2.2% |
| 2Q25 | 5,362 | -3.7% |
| 1Q25 | 4,896 | +13.4% |
| 4Q24 | 5,027 | +11.3% |
| 3Q24 | 5,404 | +19.2% |
| 2Q24 | 5,569 | +30.4% |
| 1Q24 | 4,319 | +10.9% |
| 4Q23 | 4,518 | +11.9% |
| 3Q23 | 4,532 | +14.9% |
| 2Q23 | 4,270 | +9.3% |
| 1Q23 | 3,896 | +7.3% |
| 4Q22 | 4,036 | +6.9% |
| 3Q22 | 3,944 | +10.3% |
| 2Q22 | 3,907 | +5.1% |
| 1Q22 | 3,631 | +13.1% |
| 4Q21 | 3,774 | +0.6% |
| 3Q21 | 3,575 | -6.8% |
| 2Q21 | 3,717 | -27.4% |
| 1Q21 | 3,212 | -25.4% |
| 4Q20 | 3,751 | - |
| 3Q20 | 3,835 | - |
| 2Q20 | 5,117 | - |
| 1Q19 | 4,304 | - |