| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 1,794 | +5.3% |
| 3Q25 | 1,833 | -0.1% |
| 2Q25 | 1,658 | -11.2% |
| 1Q25 | 1,835 | -4.0% |
| 4Q24 | 1,705 | -8.6% |
| 3Q24 | 1,836 | -5.4% |
| 2Q24 | 1,868 | +15.0% |
| 1Q24 | 1,912 | +8.2% |
| 4Q23 | 1,865 | +13.8% |
| 3Q23 | 1,941 | +17.8% |
| 2Q23 | 1,624 | +3.4% |
| 1Q23 | 1,767 | +2.6% |
| 4Q22 | 1,638 | +233.2% |
| 3Q22 | 1,648 | +2.6% |
| 2Q22 | 1,571 | -13.3% |
| 1Q22 | 1,722 | +0.2% |
| 4Q21 | 491 | -68.3% |
| 3Q21 | 1,606 | +13.1% |
| 2Q21 | 1,812 | +9.5% |
| 1Q21 | 1,718 | -2.4% |
| 4Q20 | 1,550 | -11.7% |
| 3Q20 | 1,420 | -4.6% |
| 2Q20 | 1,654 | +1.8% |
| 1Q20 | 1,761 | +17.2% |
| 4Q19 | 1,757 | - |
| 3Q19 | 1,488 | - |
| 2Q19 | 1,625 | - |
| 1Q19 | 1,502 | - |