| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 1,102 | +68.5% |
| 1Q26 | 868 | +61.8% |
| 4Q25 | 999 | +65.9% |
| 3Q25 | 723 | -4.0% |
| 2Q25 | 654 | -6.7% |
| 1Q25 | 537 | -10.5% |
| 4Q24 | 602 | -2.3% |
| 3Q24 | 753 | +3.1% |
| 2Q24 | 701 | +7.6% |
| 1Q24 | 599 | +1.7% |
| 4Q23 | 616 | -1.5% |
| 3Q23 | 730 | +7.0% |
| 2Q23 | 651 | +6.3% |
| 1Q23 | 589 | -1.1% |
| 4Q22 | 626 | -34.8% |
| 3Q22 | 683 | +1.3% |
| 2Q22 | 613 | +3.7% |
| 1Q22 | 596 | +7.0% |
| 4Q21 | 960 | +49.8% |
| 3Q21 | 674 | -46.1% |
| 2Q21 | 591 | -45.9% |
| 1Q21 | 557 | -57.2% |
| 4Q20 | 641 | -51.2% |
| 3Q20 | 1,249 | - |
| 2Q20 | 1,093 | -20.8% |
| 1Q20 | 1,301 | -5.9% |
| 4Q19 | 1,314 | -6.5% |
| 2Q19 | 1,380 | +14.1% |
| 1Q19 | 1,383 | +24.6% |
| 4Q18 | 1,405 | +30.0% |
| 3Q18 | 1,464 | +17.0% |
| 2Q18 | 1,209 | -1.9% |
| 1Q18 | 1,110 | -1.1% |
| 4Q17 | 1,081 | +6.1% |
| 3Q17 | 1,251 | -16.1% |
| 2Q17 | 1,233 | -5.7% |
| 1Q17 | 1,123 | -2.3% |
| 4Q16 | 1,019 | - |
| 3Q16 | 1,492 | - |
| 2Q16 | 1,307 | - |
| 1Q16 | 1,149 | - |