| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 806 | -15.5% |
| 2Q26 | 922 | +8.3% |
| 1Q26 | 797 | +6.7% |
| 4Q25 | 982 | +16.0% |
| 3Q25 | 955 | +14.0% |
| 2Q25 | 851 | 0.0% |
| 1Q25 | 748 | -5.9% |
| 4Q24 | 847 | -3.1% |
| 3Q24 | 838 | +6.8% |
| 2Q24 | 851 | +2.1% |
| 1Q24 | 795 | +9.5% |
| 4Q23 | 874 | -4.0% |
| 3Q23 | 784 | -17.7% |
| 2Q23 | 834 | -16.0% |
| 1Q23 | 726 | -6.3% |
| 4Q22 | 911 | -10.2% |
| 3Q22 | 953 | -4.6% |
| 2Q22 | 993 | -7.0% |
| 1Q22 | 775 | -11.3% |
| 4Q21 | 1,014 | -4.3% |
| 3Q21 | 1,000 | -1.3% |
| 2Q21 | 1,068 | +5.3% |
| 1Q21 | 874 | +1.8% |
| 4Q20 | 1,060 | +4.7% |
| 3Q20 | 1,013 | +5.7% |
| 2Q20 | 1,014 | +0.4% |
| 1Q20 | 858 | -10.9% |
| 4Q19 | 1,013 | +5.4% |
| 3Q19 | 958 | -5.3% |
| 2Q19 | 1,010 | +7.1% |
| 1Q19 | 963 | +9.9% |
| 4Q18 | 961 | +7.3% |
| 3Q18 | 1,011 | +1.2% |
| 2Q18 | 943 | -1.1% |
| 1Q18 | 876 | +5.6% |
| 4Q17 | 896 | -8.9% |
| 3Q17 | 999 | +1.8% |
| 2Q17 | 953 | - |
| 1Q17 | 829 | - |
| 4Q16 | 984 | - |
| 3Q16 | 982 | - |