| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 1,212 | +7.7% |
| 1Q26 | 806 | -15.0% |
| 3Q25 | 1,169 | +2.3% |
| 2Q25 | 1,124 | -4.8% |
| 1Q25 | 949 | +20.4% |
| 4Q24 | 1,330 | +4.9% |
| 3Q24 | 1,143 | +36.0% |
| 2Q24 | 1,181 | +30.6% |
| 1Q24 | 788 | +3.4% |
| 4Q23 | 1,267 | +4.5% |
| 3Q23 | 840 | +13.3% |
| 2Q23 | 905 | -6.6% |
| 1Q23 | 762 | -3.0% |
| 4Q22 | 1,212 | -2.0% |
| 3Q22 | 741 | -3.6% |
| 2Q22 | 969 | +25.2% |
| 1Q22 | 786 | +14.6% |
| 4Q21 | 1,238 | +12.6% |
| 3Q21 | 769 | +4.6% |
| 2Q21 | 774 | -26.5% |
| 1Q21 | 685 | +3.2% |
| 4Q20 | 1,099 | -15.9% |
| 3Q20 | 735 | -3.5% |
| 2Q20 | 1,052 | +14.0% |
| 1Q20 | 664 | +0.9% |
| 4Q19 | 1,307 | -1.5% |
| 3Q19 | 762 | -0.6% |
| 2Q19 | 923 | +3.7% |
| 1Q19 | 658 | +12.2% |
| 4Q18 | 1,327 | +94.0% |
| 3Q18 | 766 | +3.0% |
| 2Q18 | 890 | -4.0% |
| 1Q18 | 586 | -5.1% |
| 4Q17 | 684 | -31.2% |
| 3Q17 | 744 | +8.7% |
| 2Q17 | 928 | +6.2% |
| 1Q17 | 618 | -3.5% |
| 4Q16 | 994 | - |
| 3Q16 | 685 | - |
| 2Q16 | 873 | - |
| 1Q16 | 640 | - |