| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 13,866 | -15.9% |
| 2Q26 | 13,809 | -2.5% |
| 1Q26 | 13,798 | +2.8% |
| 4Q25 | 14,991 | -0.1% |
| 3Q25 | 16,491 | +11.5% |
| 2Q25 | 14,158 | +5.1% |
| 1Q25 | 13,419 | +2.0% |
| 4Q24 | 15,006 | +14.5% |
| 3Q24 | 14,790 | -0.2% |
| 2Q24 | 13,474 | -16.0% |
| 1Q24 | 13,163 | -9.5% |
| 4Q23 | 13,103 | -18.6% |
| 3Q23 | 14,820 | +2.6% |
| 2Q23 | 16,036 | +34.2% |
| 1Q23 | 14,537 | +22.0% |
| 4Q22 | 16,105 | +23.7% |
| 3Q22 | 14,444 | +28.0% |
| 2Q22 | 11,952 | +22.9% |
| 1Q22 | 11,915 | +73.8% |
| 4Q21 | 13,021 | +28.4% |
| 3Q21 | 11,281 | +8.1% |
| 2Q21 | 9,725 | -5.4% |
| 1Q21 | 6,856 | -31.7% |
| 4Q20 | 10,143 | -3.9% |
| 3Q20 | 10,433 | -3.7% |
| 2Q20 | 10,275 | -2.8% |
| 1Q20 | 10,043 | -2.4% |
| 4Q19 | 10,558 | -0.9% |
| 3Q19 | 10,832 | -2.0% |
| 2Q19 | 10,571 | -0.2% |
| 1Q19 | 10,285 | +2.7% |
| 4Q18 | 10,650 | -6.7% |
| 3Q18 | 11,058 | +17.5% |
| 2Q18 | 10,594 | +24.8% |
| 1Q18 | 10,014 | +18.0% |
| 4Q17 | 11,414 | +37.2% |
| 3Q17 | 9,408 | +9.7% |
| 2Q17 | 8,492 | - |
| 1Q17 | 8,486 | - |
| 4Q16 | 8,318 | - |
| 3Q16 | 8,577 | - |