| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 1,193 | +11.9% |
| 3Q25 | 1,119 | +3.3% |
| 2Q25 | 1,073 | +6.5% |
| 1Q25 | 1,051 | +20.1% |
| 4Q24 | 1,067 | +21.4% |
| 3Q24 | 1,084 | +25.4% |
| 2Q24 | 1,007 | +98.9% |
| 1Q24 | 875 | +76.2% |
| 4Q23 | 878 | +147.6% |
| 3Q23 | 864 | +179.8% |
| 2Q23 | 506 | +68.0% |
| 1Q23 | 496 | +49.0% |
| 4Q22 | 354 | +1.8% |
| 3Q22 | 309 | +41.3% |
| 2Q22 | 301 | +39.3% |
| 1Q22 | 333 | +47.8% |
| 4Q21 | 348 | +53.1% |
| 3Q21 | 218 | +4.4% |
| 2Q21 | 216 | +10.2% |
| 1Q21 | 225 | +28.1% |
| 4Q20 | 227 | +27.3% |
| 3Q20 | 209 | +33.8% |
| 2Q20 | 196 | +30.0% |
| 1Q20 | 176 | +18.1% |
| 4Q19 | 178 | +19.2% |
| 3Q19 | 156 | +3.0% |
| 2Q19 | 151 | - |
| 1Q19 | 149 | -7.4% |
| 4Q18 | 150 | +2.6% |
| 3Q18 | 152 | - |
| 1Q18 | 161 | - |
| 4Q17 | 146 | - |