| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 1Q26 | 236 | +1.8% |
| 4Q25 | 275 | +1.7% |
| 3Q25 | 610 | +4.2% |
| 2Q25 | 743 | -12.4% |
| 1Q25 | 232 | -10.7% |
| 4Q24 | 271 | +5.3% |
| 3Q24 | 585 | +6.7% |
| 2Q24 | 849 | +17.1% |
| 1Q24 | 260 | -11.0% |
| 4Q23 | 257 | -7.5% |
| 3Q23 | 549 | -18.1% |
| 2Q23 | 725 | +3.3% |
| 1Q23 | 292 | +8.8% |
| 4Q22 | 278 | -47.5% |
| 3Q22 | 670 | +1.7% |
| 2Q22 | 702 | -14.3% |
| 1Q22 | 269 | -29.8% |
| 4Q21 | 529 | -25.3% |
| 3Q21 | 659 | -6.0% |
| 2Q21 | 819 | +0.3% |
| 1Q21 | 383 | -2.3% |
| 4Q20 | 709 | -1.5% |
| 3Q20 | 701 | -6.4% |
| 2Q20 | 817 | -18.7% |
| 1Q20 | 391 | -11.3% |
| 4Q19 | 720 | +18.2% |
| 3Q19 | 749 | +0.7% |
| 2Q19 | 1,004 | -23.0% |
| 1Q19 | 441 | -26.8% |
| 4Q18 | 609 | +19.3% |
| 3Q18 | 744 | -9.9% |
| 2Q18 | 1,304 | +2.3% |
| 1Q18 | 603 | +14.4% |
| 4Q17 | 510 | -14.6% |
| 3Q17 | 826 | -23.3% |
| 2Q17 | 1,275 | -14.5% |
| 1Q17 | 527 | -8.3% |
| 4Q16 | 597 | -13.7% |
| 3Q16 | 1,076 | - |
| 2Q16 | 1,492 | - |
| 1Q16 | 574 | - |
| 4Q15 | 692 | - |