| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 1,467 | +5.7% |
| 3Q25 | 1,640 | +7.9% |
| 2Q25 | 1,329 | +2.7% |
| 1Q25 | 1,313 | +1.7% |
| 4Q24 | 1,388 | +7.9% |
| 3Q24 | 1,519 | +11.5% |
| 2Q24 | 1,294 | +12.8% |
| 1Q24 | 1,290 | +15.4% |
| 4Q23 | 1,286 | +11.2% |
| 3Q23 | 1,363 | +14.2% |
| 2Q23 | 1,147 | +16.3% |
| 1Q23 | 1,118 | +14.0% |
| 4Q22 | 1,156 | +17.6% |
| 3Q22 | 1,193 | +20.7% |
| 2Q22 | 986 | +9.4% |
| 1Q22 | 980 | +16.3% |
| 4Q21 | 982 | +12.4% |
| 3Q21 | 989 | +7.5% |
| 2Q21 | 901 | +2.3% |
| 1Q21 | 843 | +3.3% |
| 4Q20 | 874 | +4.6% |
| 3Q20 | 920 | +10.8% |
| 2Q20 | 881 | +25.4% |
| 1Q20 | 816 | +25.7% |
| 4Q19 | 836 | - |
| 3Q19 | 830 | - |
| 2Q19 | 703 | - |
| 1Q19 | 649 | - |