| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q26 | 2,458 | +9.2% |
| 3Q26 | 2,459 | +4.0% |
| 2Q26 | 2,415 | +2.1% |
| 1Q26 | 2,422 | +5.7% |
| 4Q25 | 2,250 | -5.6% |
| 3Q25 | 2,365 | +5.2% |
| 2Q25 | 2,365 | +9.7% |
| 1Q25 | 2,290 | +9.7% |
| 4Q24 | 2,383 | +10.4% |
| 3Q24 | 2,247 | +12.5% |
| 2Q24 | 2,156 | +10.0% |
| 1Q24 | 2,087 | +7.1% |
| 4Q23 | 2,159 | +25.3% |
| 3Q23 | 1,997 | - |
| 2Q23 | 1,959 | - |
| 1Q23 | 1,949 | - |
| 4Q22 | 1,722 | -19.6% |
| 4Q21 | 2,142 | - |