| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 5,162 | +9.4% |
| 3Q25 | 4,808 | +1.4% |
| 2Q25 | 4,636 | +8.7% |
| 1Q25 | 4,311 | +12.0% |
| 4Q24 | 4,719 | +10.9% |
| 3Q24 | 4,741 | +14.8% |
| 2Q24 | 4,263 | +6.0% |
| 1Q24 | 3,850 | -0.1% |
| 4Q23 | 4,256 | -2.8% |
| 3Q23 | 4,131 | +2.4% |
| 2Q23 | 4,023 | -7.8% |
| 1Q23 | 3,854 | -1.9% |
| 4Q22 | 4,379 | +120.2% |
| 3Q22 | 4,035 | -22.6% |
| 2Q22 | 4,365 | -14.7% |
| 1Q22 | 3,928 | -21.1% |
| 4Q21 | 1,989 | +37.1% |
| 3Q21 | 5,216 | +2.9% |
| 2Q21 | 5,120 | +4.1% |
| 1Q21 | 4,978 | -6.7% |
| 4Q20 | 1,451 | -75.7% |
| 3Q20 | 5,068 | -15.8% |
| 2Q20 | 4,919 | - |
| 1Q20 | 5,338 | - |
| 4Q19 | 5,979 | - |
| 3Q19 | 6,018 | - |
| 4Q16 | 5,499 | +5.0% |
| 3Q16 | 5,256 | -1.5% |
| 2Q16 | 5,502 | - |
| 1Q16 | 5,386 | - |
| 4Q15 | 5,237 | - |
| 3Q15 | 5,337 | - |