| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 844 | -5.2% |
| 1Q26 | 768 | +3.5% |
| 4Q25 | 849 | -21.3% |
| 3Q25 | 988 | +14.5% |
| 2Q25 | 890 | -7.8% |
| 1Q25 | 742 | -1.6% |
| 4Q24 | 1,079 | +0.8% |
| 3Q24 | 863 | -3.8% |
| 2Q24 | 965 | -3.1% |
| 1Q24 | 754 | -0.1% |
| 4Q23 | 1,070 | +1.7% |
| 3Q23 | 897 | -0.3% |
| 2Q23 | 996 | +20.4% |
| 1Q23 | 755 | +1.3% |
| 4Q22 | 1,052 | -0.2% |
| 3Q22 | 900 | -4.8% |
| 2Q22 | 827 | -30.0% |
| 1Q22 | 745 | -5.8% |
| 4Q21 | 1,054 | -22.0% |
| 3Q21 | 945 | -15.5% |
| 2Q21 | 1,182 | -7.5% |
| 1Q21 | 791 | -26.6% |
| 4Q20 | 1,351 | -11.9% |
| 3Q20 | 1,118 | -4.0% |
| 2Q20 | 1,278 | +5.3% |
| 1Q20 | 1,077 | +3.8% |
| 4Q19 | 1,533 | +2.2% |
| 3Q19 | 1,165 | +0.9% |
| 2Q19 | 1,214 | -8.7% |
| 1Q19 | 1,038 | -8.4% |
| 4Q18 | 1,500 | -11.3% |
| 3Q18 | 1,155 | -0.4% |
| 2Q18 | 1,330 | +0.5% |
| 1Q18 | 1,133 | +6.8% |
| 4Q17 | 1,692 | -1.7% |
| 3Q17 | 1,160 | -3.5% |
| 2Q17 | 1,323 | - |
| 1Q17 | 1,061 | - |
| 4Q16 | 1,722 | - |
| 3Q16 | 1,202 | - |