| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 1Q26 | 3,870 | +11.3% |
| 4Q25 | 4,411 | +4.9% |
| 3Q25 | 4,203 | +8.0% |
| 2Q25 | 4,249 | +0.1% |
| 1Q25 | 3,477 | -15.0% |
| 4Q24 | 4,204 | -1.7% |
| 3Q24 | 3,892 | -13.0% |
| 2Q24 | 4,246 | -14.8% |
| 1Q24 | 4,090 | -18.3% |
| 4Q23 | 4,278 | -17.9% |
| 3Q23 | 4,473 | -9.6% |
| 2Q23 | 4,982 | +2.7% |
| 1Q23 | 5,007 | +36.8% |
| 4Q22 | 5,209 | +38.1% |
| 3Q22 | 4,947 | +59.1% |
| 2Q22 | 4,852 | +52.0% |
| 1Q22 | 3,661 | +43.8% |
| 4Q21 | 3,772 | +10.8% |
| 3Q21 | 3,110 | +3.6% |
| 2Q21 | 3,192 | +1.8% |
| 1Q21 | 2,545 | -7.3% |
| 4Q20 | 3,405 | - |
| 3Q20 | 3,002 | -1.1% |
| 2Q20 | 3,134 | -17.3% |
| 1Q20 | 2,747 | -15.8% |
| 1Q19 | 3,034 | +22.8% |
| 4Q18 | 3,792 | - |
| 3Q18 | 3,262 | - |
| 2Q18 | 2,827 | - |
| 1Q18 | 2,471 | - |