| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 1Q26 | 8,023 | -24.7% |
| 4Q25 | 9,410 | -16.1% |
| 3Q25 | 10,572 | -3.1% |
| 2Q25 | 9,998 | -8.4% |
| 1Q25 | 10,660 | -0.3% |
| 4Q24 | 11,217 | -3.8% |
| 3Q24 | 10,912 | +11.3% |
| 2Q24 | 10,915 | +7.3% |
| 1Q24 | 10,690 | +18.1% |
| 4Q23 | 11,658 | -14.4% |
| 3Q23 | 9,807 | -9.6% |
| 2Q23 | 10,177 | -3.4% |
| 1Q23 | 9,049 | -22.6% |
| 4Q22 | 13,615 | +21.2% |
| 3Q22 | 10,851 | +33.4% |
| 2Q22 | 10,533 | +44.1% |
| 1Q22 | 11,692 | +98.4% |
| 4Q21 | 11,231 | +114.4% |
| 3Q21 | 8,134 | +20.3% |
| 2Q21 | 7,309 | +7.0% |
| 1Q21 | 5,895 | -28.0% |
| 4Q20 | 5,239 | -32.2% |
| 3Q20 | 6,762 | -14.9% |
| 2Q20 | 6,830 | -8.5% |
| 1Q20 | 8,187 | +21.3% |
| 4Q19 | 7,728 | -0.9% |
| 3Q19 | 7,943 | +5.1% |
| 2Q19 | 7,463 | -11.5% |
| 1Q19 | 6,747 | -5.2% |
| 4Q18 | 7,802 | +23.3% |
| 3Q18 | 7,558 | +19.8% |
| 2Q18 | 8,436 | +50.8% |
| 1Q18 | 7,119 | +37.1% |
| 4Q17 | 6,327 | +10.9% |
| 3Q17 | 6,308 | +16.8% |
| 2Q17 | 5,594 | +5.2% |
| 1Q17 | 5,191 | -29.6% |
| 4Q16 | 5,706 | - |
| 3Q16 | 5,400 | - |
| 2Q16 | 5,320 | - |
| 1Q16 | 7,371 | - |