| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 1Q26 | 628 | -7.3% |
| 4Q25 | 705 | -8.3% |
| 3Q25 | 646 | -11.8% |
| 2Q25 | 694 | -24.6% |
| 1Q25 | 677 | -22.9% |
| 4Q24 | 768 | -22.1% |
| 3Q24 | 732 | -27.0% |
| 2Q24 | 920 | -5.9% |
| 1Q24 | 878 | -15.8% |
| 4Q23 | 987 | -25.5% |
| 3Q23 | 1,003 | -29.6% |
| 2Q23 | 979 | -36.9% |
| 1Q23 | 1,044 | -29.2% |
| 4Q22 | 1,325 | -17.7% |
| 3Q22 | 1,425 | -13.7% |
| 2Q22 | 1,551 | -17.4% |
| 1Q22 | 1,474 | -11.3% |
| 4Q21 | 1,610 | +6.2% |
| 3Q21 | 1,652 | -14.1% |
| 2Q21 | 1,878 | +62.2% |
| 1Q21 | 1,662 | +100.8% |
| 4Q20 | 1,515 | +73.4% |
| 3Q20 | 1,924 | +96.9% |
| 2Q20 | 1,157 | +7.4% |
| 1Q20 | 827 | -31.6% |
| 4Q19 | 874 | -33.1% |
| 3Q19 | 977 | -21.9% |
| 2Q19 | 1,077 | -3.0% |
| 1Q19 | 1,210 | +19.4% |
| 4Q18 | 1,306 | +40.0% |
| 3Q18 | 1,251 | +65.0% |
| 2Q18 | 1,110 | +87.2% |
| 1Q18 | 1,014 | +65.4% |
| 4Q17 | 933 | +89.5% |
| 3Q17 | 758 | +42.1% |
| 2Q17 | 593 | +4.0% |
| 1Q17 | 613 | +3.2% |
| 4Q16 | 492 | - |
| 3Q16 | 533 | - |
| 2Q16 | 570 | - |
| 1Q16 | 594 | - |