| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 1,045 | +13.1% |
| 2Q26 | 806 | -9.4% |
| 1Q26 | 712 | -10.5% |
| 4Q25 | 998 | +7.2% |
| 3Q25 | 923 | -4.0% |
| 2Q25 | 890 | -14.1% |
| 1Q25 | 796 | -22.0% |
| 4Q24 | 931 | -6.5% |
| 3Q24 | 962 | -17.4% |
| 2Q24 | 1,037 | +11.2% |
| 1Q24 | 1,020 | -12.9% |
| 4Q23 | 996 | -42.5% |
| 3Q23 | 1,164 | -29.5% |
| 2Q23 | 933 | -38.3% |
| 1Q23 | 1,171 | -16.7% |
| 4Q22 | 1,734 | -5.8% |
| 3Q22 | 1,652 | -17.2% |
| 2Q22 | 1,511 | -13.6% |
| 1Q22 | 1,405 | -15.6% |
| 4Q21 | 1,840 | -12.8% |
| 3Q21 | 1,995 | -6.9% |
| 2Q21 | 1,750 | -0.8% |
| 1Q21 | 1,665 | -13.1% |
| 4Q20 | 2,111 | -9.7% |
| 3Q20 | 2,143 | +11.6% |
| 2Q20 | 1,763 | +3.4% |
| 1Q20 | 1,916 | +3.9% |
| 4Q19 | 2,339 | - |
| 3Q19 | 1,919 | - |
| 2Q19 | 1,705 | - |
| 1Q19 | 1,845 | - |