| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q25 | 14,076 | -8.8% |
| 2Q25 | 15,001 | -14.8% |
| 1Q25 | 15,459 | -5.8% |
| 4Q24 | 15,956 | -14.3% |
| 3Q24 | 15,427 | -5.3% |
| 2Q24 | 17,613 | +9.2% |
| 1Q24 | 16,407 | +1.6% |
| 4Q23 | 18,624 | -20.6% |
| 3Q23 | 16,287 | -4.0% |
| 2Q23 | 16,124 | +2.9% |
| 1Q23 | 16,142 | +6.4% |
| 4Q22 | 23,454 | +68.3% |
| 3Q22 | 16,970 | +31.6% |
| 2Q22 | 15,675 | +11.5% |
| 1Q22 | 15,178 | +13.1% |
| 4Q21 | 13,939 | +12.1% |
| 3Q21 | 12,894 | +22.5% |
| 2Q21 | 14,062 | +71.5% |
| 1Q21 | 13,422 | +15.2% |
| 4Q20 | 12,430 | +3.3% |
| 3Q20 | 10,525 | -14.1% |
| 2Q20 | 8,200 | - |
| 1Q20 | 11,652 | - |
| 4Q19 | 12,032 | - |
| 3Q19 | 12,248 | - |