| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 1Q26 | 1,849 | +10.6% |
| 4Q25 | 1,649 | +6.6% |
| 3Q25 | 1,536 | -11.8% |
| 2Q25 | 1,510 | -17.9% |
| 1Q25 | 1,672 | -18.1% |
| 4Q24 | 1,547 | -21.8% |
| 3Q24 | 1,742 | -27.7% |
| 2Q24 | 1,840 | -21.2% |
| 1Q24 | 2,041 | -37.9% |
| 4Q23 | 1,977 | +199.9% |
| 3Q23 | 2,411 | +310.3% |
| 2Q23 | 2,335 | +302.9% |
| 1Q23 | 3,287 | +491.8% |
| 4Q22 | 659 | +15.0% |
| 3Q22 | 587 | +4.7% |
| 2Q22 | 579 | +0.5% |
| 1Q22 | 555 | -9.9% |
| 4Q21 | 573 | -6.6% |
| 3Q21 | 561 | -11.1% |
| 2Q21 | 576 | -7.4% |
| 1Q21 | 616 | -2.3% |
| 4Q20 | 613 | -9.9% |
| 3Q20 | 630 | -9.4% |
| 2Q20 | 622 | -14.1% |
| 1Q20 | 630 | -12.8% |
| 4Q19 | 681 | -4.1% |
| 3Q19 | 696 | - |
| 2Q19 | 724 | - |
| 1Q19 | 723 | - |
| 4Q18 | 710 | - |