| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 1Q26 | 13,504 | -0.7% |
| 4Q25 | 13,577 | -7.3% |
| 3Q25 | 13,258 | -10.0% |
| 2Q25 | 13,937 | -2.7% |
| 1Q25 | 13,602 | -2.6% |
| 4Q24 | 14,651 | +10.0% |
| 3Q24 | 14,738 | +2.3% |
| 2Q24 | 14,323 | -7.4% |
| 1Q24 | 13,963 | -3.3% |
| 4Q23 | 13,325 | -4.1% |
| 3Q23 | 14,409 | +9.5% |
| 2Q23 | 15,462 | +17.6% |
| 1Q23 | 14,443 | +23.5% |
| 4Q22 | 13,897 | +118.2% |
| 3Q22 | 13,164 | +122.3% |
| 2Q22 | 13,150 | +112.6% |
| 1Q22 | 11,694 | +100.3% |
| 4Q21 | 6,368 | +12.4% |
| 3Q21 | 5,921 | +6.6% |
| 2Q21 | 6,184 | +16.2% |
| 1Q21 | 5,839 | +41.8% |
| 4Q20 | 5,668 | +46.4% |
| 3Q20 | 5,553 | +40.0% |
| 2Q20 | 5,322 | +94.2% |
| 1Q20 | 4,118 | +80.2% |
| 4Q19 | 3,871 | - |
| 3Q19 | 3,967 | - |
| 2Q19 | 2,741 | - |
| 1Q19 | 2,285 | - |