| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 4,251 | -14.7% |
| 3Q25 | 5,052 | -17.3% |
| 2Q25 | 7,173 | -12.7% |
| 1Q25 | 5,691 | -17.2% |
| 4Q24 | 4,983 | -10.5% |
| 3Q24 | 6,110 | -8.3% |
| 2Q24 | 8,213 | -1.5% |
| 1Q24 | 6,873 | -3.2% |
| 4Q23 | 5,567 | +0.9% |
| 3Q23 | 6,660 | -1.7% |
| 2Q23 | 8,334 | +3.4% |
| 1Q23 | 7,100 | +4.9% |
| 4Q22 | 5,516 | +22.3% |
| 3Q22 | 6,776 | +10.9% |
| 2Q22 | 8,062 | -2.4% |
| 1Q22 | 6,771 | -1.5% |
| 4Q21 | 4,509 | -15.6% |
| 3Q21 | 6,110 | +78.3% |
| 2Q21 | 8,263 | +3.3% |
| 1Q21 | 6,873 | +7.9% |
| 4Q20 | 5,344 | +0.2% |
| 3Q20 | 3,426 | -46.1% |
| 2Q20 | 8,000 | -10.7% |
| 1Q20 | 6,368 | -13.7% |
| 4Q19 | 5,334 | -7.0% |
| 3Q19 | 6,361 | -12.2% |
| 2Q19 | 8,962 | -1.7% |
| 1Q19 | 7,376 | -2.0% |
| 4Q18 | 5,735 | -1.6% |
| 3Q18 | 7,249 | -3.5% |
| 2Q18 | 9,114 | -6.4% |
| 1Q18 | 7,525 | -1.9% |
| 4Q17 | 5,826 | -9.4% |
| 3Q17 | 7,514 | -5.1% |
| 2Q17 | 9,738 | -5.4% |
| 1Q17 | 7,671 | -3.5% |
| 4Q16 | 6,430 | - |
| 3Q16 | 7,919 | - |
| 2Q16 | 10,294 | - |
| 1Q16 | 7,951 | - |