| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 17,007 | -7.3% |
| 2Q26 | 14,001 | -3.1% |
| 1Q26 | 11,058 | +3.0% |
| 3Q25 | 18,353 | +6.2% |
| 2Q25 | 14,449 | +1.6% |
| 1Q25 | 10,738 | -1.8% |
| 4Q24 | 14,922 | -9.9% |
| 3Q24 | 17,285 | -3.3% |
| 2Q24 | 14,227 | -4.4% |
| 1Q24 | 10,934 | -5.9% |
| 4Q23 | 16,558 | -3.5% |
| 3Q23 | 17,870 | +1.7% |
| 2Q23 | 14,885 | +7.4% |
| 1Q23 | 11,622 | +4.7% |
| 4Q22 | 17,158 | +3.3% |
| 3Q22 | 17,572 | +15.5% |
| 2Q22 | 13,853 | +19.4% |
| 1Q22 | 11,098 | +15.6% |
| 4Q21 | 16,612 | +4.6% |
| 3Q21 | 15,220 | +6.4% |
| 2Q21 | 11,603 | -2.1% |
| 1Q21 | 9,600 | -1.0% |
| 4Q20 | 15,874 | +18.3% |
| 3Q20 | 14,300 | -9.6% |
| 2Q20 | 11,850 | +8.1% |
| 1Q20 | 9,701 | +10.0% |
| 4Q19 | 13,416 | -4.6% |
| 3Q19 | 15,815 | +10.5% |
| 2Q19 | 10,958 | +9.4% |
| 1Q19 | 8,820 | +1.1% |
| 4Q18 | 14,060 | +0.9% |
| 3Q18 | 14,313 | +17.3% |
| 2Q18 | 10,015 | +16.0% |
| 1Q18 | 8,720 | +37.3% |
| 4Q17 | 13,933 | +26.2% |
| 3Q17 | 12,198 | +6.1% |
| 2Q17 | 8,631 | +0.3% |
| 1Q17 | 6,353 | 0.0% |
| 4Q16 | 11,038 | - |
| 3Q16 | 11,501 | - |
| 2Q16 | 8,607 | - |
| 1Q16 | 6,350 | - |