| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 1,008 | +10.9% |
| 3Q25 | 1,042 | +4.5% |
| 2Q25 | 879 | +8.4% |
| 1Q25 | 1,038 | +0.9% |
| 4Q24 | 908 | +6.0% |
| 3Q24 | 997 | +5.5% |
| 2Q24 | 811 | +1.5% |
| 1Q24 | 1,029 | +12.4% |
| 4Q23 | 857 | +4.5% |
| 3Q23 | 946 | +18.1% |
| 2Q23 | 799 | +12.3% |
| 1Q23 | 916 | +19.8% |
| 4Q22 | 820 | +20.1% |
| 3Q22 | 800 | +18.3% |
| 2Q22 | 711 | +18.5% |
| 1Q22 | 764 | +14.8% |
| 4Q21 | 683 | +21.5% |
| 3Q21 | 676 | +167.6% |
| 2Q21 | 600 | - |
| 1Q20 | 665 | - |
| 4Q20 | 562 | - |
| 3Q20 | 252 | - |