| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 2,028 | +14.7% |
| 3Q25 | 1,973 | +35.5% |
| 2Q25 | 1,883 | +13.0% |
| 1Q25 | 1,682 | +7.9% |
| 4Q24 | 1,768 | +4.8% |
| 3Q24 | 1,456 | -7.7% |
| 2Q24 | 1,667 | -2.7% |
| 1Q24 | 1,559 | +10.5% |
| 4Q23 | 1,687 | +9.0% |
| 3Q23 | 1,577 | +10.3% |
| 2Q23 | 1,712 | +14.8% |
| 1Q23 | 1,410 | +9.2% |
| 4Q22 | 1,549 | +9.0% |
| 3Q22 | 1,430 | +15.7% |
| 2Q22 | 1,492 | -12.3% |
| 1Q22 | 1,292 | +28.2% |
| 4Q21 | 1,421 | -23.1% |
| 3Q21 | 1,235 | +43.0% |
| 2Q21 | 1,701 | -5.3% |
| 1Q21 | 1,007 | -5.4% |
| 4Q20 | 1,847 | +5.4% |
| 3Q20 | 863 | -23.2% |
| 2Q20 | 1,796 | - |
| 1Q20 | 1,065 | +9.1% |
| 4Q19 | 1,753 | +31.9% |
| 3Q19 | 1,124 | -7.1% |
| 1Q19 | 976 | -11.4% |
| 4Q18 | 1,329 | +12.5% |
| 3Q18 | 1,209 | -4.8% |
| 2Q18 | 1,403 | -0.6% |
| 1Q18 | 1,101 | +13.6% |
| 4Q17 | 1,181 | - |
| 3Q17 | 1,271 | - |
| 2Q17 | 1,411 | - |
| 1Q17 | 969 | - |