| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 3,083 | -12.3% |
| 3Q25 | 3,117 | +6.0% |
| 2Q25 | 3,275 | +30.5% |
| 1Q25 | 3,840 | +57.7% |
| 4Q24 | 3,515 | +120.1% |
| 3Q24 | 2,939 | +68.4% |
| 2Q24 | 2,509 | +34.1% |
| 1Q24 | 2,436 | +17.0% |
| 4Q23 | 1,596 | -28.4% |
| 3Q23 | 1,745 | -28.0% |
| 2Q23 | 1,871 | -29.3% |
| 1Q23 | 2,082 | -10.0% |
| 4Q22 | 2,229 | -4.3% |
| 3Q22 | 2,424 | -6.0% |
| 2Q22 | 2,648 | -12.8% |
| 1Q22 | 2,315 | -16.0% |
| 4Q21 | 2,329 | -25.3% |
| 3Q21 | 2,579 | -9.7% |
| 2Q21 | 3,035 | +0.5% |
| 1Q21 | 2,756 | -12.2% |
| 4Q20 | 3,116 | -4.8% |
| 3Q20 | 2,854 | -0.3% |
| 2Q20 | 3,019 | +4.9% |
| 1Q20 | 3,139 | +34.4% |
| 4Q19 | 3,271 | - |
| 3Q19 | 2,864 | - |
| 2Q19 | 2,877 | - |
| 1Q19 | 2,336 | - |