| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q25 | 45,260 | -5.8% |
| 2Q25 | 46,543 | -1.0% |
| 1Q25 | 44,123 | -6.6% |
| 4Q24 | 47,308 | -9.2% |
| 3Q24 | 48,059 | -6.8% |
| 2Q24 | 47,018 | -14.2% |
| 1Q24 | 47,247 | -7.6% |
| 4Q23 | 52,129 | -2.9% |
| 3Q23 | 51,557 | +1.9% |
| 2Q23 | 54,794 | +16.5% |
| 1Q23 | 51,147 | +10.3% |
| 4Q22 | 53,665 | +20.0% |
| 3Q22 | 50,611 | +13.3% |
| 2Q22 | 47,038 | +3.6% |
| 1Q22 | 46,390 | +10.3% |
| 4Q21 | 44,728 | +7.6% |
| 3Q21 | 44,652 | +23.5% |
| 2Q21 | 45,420 | +18.0% |
| 1Q21 | 42,053 | -5.9% |
| 4Q20 | 41,573 | -14.5% |
| 3Q20 | 36,164 | -23.2% |
| 2Q20 | 38,500 | -25.8% |
| 1Q20 | 44,688 | -6.3% |
| 4Q19 | 48,642 | -3.2% |
| 3Q19 | 47,085 | -2.8% |
| 2Q19 | 51,917 | +5.4% |
| 1Q19 | 47,678 | +3.1% |
| 4Q18 | 50,237 | +3.0% |
| 3Q18 | 48,419 | +5.7% |
| 2Q18 | 49,268 | +7.0% |
| 1Q18 | 46,261 | +11.4% |
| 4Q17 | 48,783 | +17.5% |
| 3Q17 | 45,801 | +11.5% |
| 2Q17 | 46,048 | +10.3% |
| 1Q17 | 41,529 | +4.6% |
| 4Q16 | 41,502 | -3.0% |
| 3Q16 | 41,061 | - |
| 2Q16 | 41,736 | - |
| 1Q16 | 39,691 | - |
| 4Q15 | 42,794 | - |