| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 1Q26 | 914 | +0.1% |
| 4Q25 | 1,043 | +7.5% |
| 3Q25 | 1,234 | -6.9% |
| 2Q25 | 921 | +1.9% |
| 1Q25 | 913 | +15.0% |
| 4Q24 | 969 | +0.2% |
| 3Q24 | 1,326 | +27.9% |
| 2Q24 | 904 | +10.1% |
| 1Q24 | 794 | +2.4% |
| 4Q23 | 968 | +37.7% |
| 3Q23 | 1,037 | +21.0% |
| 2Q23 | 821 | +23.4% |
| 1Q23 | 775 | +22.8% |
| 4Q22 | 703 | +7.1% |
| 3Q22 | 856 | +0.6% |
| 2Q22 | 665 | -6.0% |
| 1Q22 | 631 | -2.8% |
| 4Q21 | 656 | -21.9% |
| 3Q21 | 851 | -11.5% |
| 2Q21 | 708 | +6.1% |
| 1Q21 | 649 | -7.6% |
| 4Q20 | 841 | +4.7% |
| 3Q20 | 962 | +0.7% |
| 2Q20 | 667 | -3.5% |
| 1Q20 | 702 | -8.5% |
| 4Q19 | 803 | +16.6% |
| 3Q19 | 955 | +3.7% |
| 2Q19 | 691 | +5.3% |
| 1Q19 | 768 | +16.7% |
| 4Q18 | 689 | -9.7% |
| 3Q18 | 921 | -5.8% |
| 2Q18 | 656 | +17.1% |
| 1Q18 | 658 | +17.3% |
| 4Q17 | 763 | +30.3% |
| 3Q17 | 978 | +14.7% |
| 2Q17 | 561 | -8.7% |
| 1Q17 | 561 | -21.7% |
| 4Q16 | 585 | - |
| 3Q16 | 853 | - |
| 2Q16 | 614 | - |
| 1Q16 | 717 | - |