| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 1,921 | +7.7% |
| 3Q25 | 1,925 | +21.3% |
| 2Q25 | 1,810 | +16.6% |
| 1Q25 | 1,638 | +16.3% |
| 4Q24 | 1,784 | +17.0% |
| 3Q24 | 1,587 | +3.4% |
| 2Q24 | 1,552 | +3.1% |
| 1Q24 | 1,408 | -5.0% |
| 4Q23 | 1,525 | +5.7% |
| 3Q23 | 1,534 | +6.4% |
| 2Q23 | 1,505 | +19.1% |
| 1Q23 | 1,483 | +24.1% |
| 4Q22 | 1,443 | -0.0% |
| 3Q22 | 1,443 | +0.1% |
| 2Q22 | 1,264 | -5.4% |
| 1Q22 | 1,194 | -21.9% |
| 4Q21 | 1,443 | -6.1% |
| 3Q21 | 1,442 | -6.5% |
| 2Q21 | 1,336 | -2.1% |
| 1Q21 | 1,529 | -6.8% |
| 4Q20 | 1,538 | -11.4% |
| 3Q20 | 1,543 | - |
| 2Q20 | 1,365 | - |
| 1Q20 | 1,641 | - |
| 4Q19 | 1,735 | - |
| 4Q16 | 1,478 | +15.1% |
| 3Q16 | 1,239 | - |
| 2Q16 | 1,425 | - |
| 1Q16 | 1,049 | - |
| 4Q15 | 1,284 | - |