| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 1,564 | -49.7% |
| 2Q26 | 2,683 | -23.6% |
| 1Q26 | 2,633 | -27.3% |
| 4Q25 | 4,046 | +16.8% |
| 3Q25 | 3,108 | -10.6% |
| 2Q25 | 3,512 | -0.3% |
| 1Q25 | 3,622 | +9.0% |
| 4Q24 | 3,463 | +15.0% |
| 3Q24 | 3,474 | -24.8% |
| 2Q24 | 3,524 | -0.6% |
| 1Q24 | 3,324 | +22.7% |
| 4Q23 | 3,011 | -15.1% |
| 3Q23 | 4,620 | +30.5% |
| 2Q23 | 3,544 | +19.0% |
| 1Q23 | 2,708 | -9.9% |
| 4Q22 | 3,548 | +5.8% |
| 3Q22 | 3,539 | +10.7% |
| 2Q22 | 2,978 | -0.8% |
| 1Q22 | 3,005 | +23.5% |
| 4Q21 | 3,354 | -17.7% |
| 3Q21 | 3,198 | -8.9% |
| 2Q21 | 3,002 | -8.2% |
| 1Q21 | 2,433 | -20.0% |
| 4Q20 | 4,075 | +20.2% |
| 3Q20 | 3,509 | -15.5% |
| 2Q20 | 3,268 | -9.5% |
| 1Q20 | 3,041 | +0.2% |
| 4Q19 | 3,392 | +1.0% |
| 3Q19 | 4,155 | +25.8% |
| 2Q19 | 3,610 | +18.0% |
| 1Q19 | 3,034 | +0.2% |
| 4Q18 | 3,359 | -1.8% |
| 3Q18 | 3,303 | +25.2% |
| 2Q18 | 3,060 | +12.3% |
| 1Q18 | 3,027 | +1.9% |
| 4Q17 | 3,421 | +6.0% |
| 3Q17 | 2,638 | -24.6% |
| 2Q17 | 2,725 | -12.4% |
| 1Q17 | 2,971 | -0.7% |
| 4Q16 | 3,228 | - |
| 3Q16 | 3,496 | - |
| 2Q16 | 3,111 | - |
| 1Q16 | 2,991 | - |