| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 976 | -6.6% |
| 1Q26 | 847 | -7.9% |
| 4Q25 | 1,214 | +24.4% |
| 3Q25 | 877 | +12.9% |
| 2Q25 | 1,045 | +23.7% |
| 1Q25 | 919 | +21.5% |
| 4Q24 | 976 | +2.3% |
| 3Q24 | 777 | -274.6% |
| 2Q24 | 845 | +119.7% |
| 1Q24 | 756 | +153.9% |
| 4Q23 | 953 | - |
| 3Q23 | -446 | -205.4% |
| 2Q23 | 384 | -35.5% |
| 1Q23 | 298 | -18.2% |
| 3Q22 | 422 | -24.3% |
| 2Q22 | 596 | -22.7% |
| 1Q22 | 364 | -14.1% |
| 4Q21 | 813 | +4.5% |
| 3Q21 | 558 | +25.1% |
| 2Q21 | 771 | +66.0% |
| 1Q21 | 424 | -5.8% |
| 4Q20 | 779 | +25.8% |
| 3Q20 | 446 | - |
| 2Q20 | 464 | +57.1% |
| 1Q20 | 450 | +95.8% |
| 4Q19 | 619 | +165.9% |
| 2Q19 | 295 | +65.2% |
| 1Q19 | 230 | +88.3% |
| 4Q18 | 232 | - |
| 3Q18 | 149 | - |
| 2Q18 | 179 | - |
| 1Q18 | 122 | - |