| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 5,563 | -3.6% |
| 3Q25 | 4,740 | -3.2% |
| 2Q25 | 4,490 | +1.1% |
| 1Q25 | 4,515 | +14.6% |
| 4Q24 | 5,768 | -0.9% |
| 3Q24 | 4,899 | +15.0% |
| 2Q24 | 4,440 | +16.7% |
| 1Q24 | 3,939 | -15.3% |
| 4Q23 | 5,818 | +0.1% |
| 3Q23 | 4,260 | +3.0% |
| 2Q23 | 3,806 | +8.7% |
| 1Q23 | 4,651 | +5.4% |
| 4Q22 | 5,812 | -3.0% |
| 3Q22 | 4,134 | -13.6% |
| 2Q22 | 3,501 | -22.4% |
| 1Q22 | 4,411 | -20.3% |
| 4Q21 | 5,991 | +184.6% |
| 3Q21 | 4,784 | -2.6% |
| 2Q21 | 4,510 | +7.3% |
| 1Q21 | 5,532 | +68.2% |
| 4Q20 | 2,105 | -53.7% |
| 2Q20 | 4,910 | +2.2% |
| 1Q20 | 4,202 | +27.8% |
| 3Q20 | 4,547 | +24.7% |
| 2Q20 | 4,802 | +28.5% |
| 1Q20 | 3,289 | +24.1% |
| 4Q19 | 6,811 | -7.7% |
| 3Q19 | 3,646 | -22.6% |
| 2Q19 | 3,738 | -3.1% |
| 1Q19 | 2,650 | -15.5% |
| 4Q18 | 7,377 | +13.8% |
| 3Q18 | 4,709 | +22.4% |
| 2Q18 | 3,859 | +21.0% |
| 1Q18 | 3,137 | -7.5% |
| 4Q17 | 6,484 | -12.9% |
| 3Q17 | 3,848 | +0.3% |
| 2Q17 | 3,188 | - |
| 1Q17 | 3,392 | - |
| 4Q16 | 7,442 | - |
| 3Q16 | 3,835 | - |