| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 15,548 | -20.6% |
| 2Q26 | 15,693 | -13.0% |
| 1Q26 | 16,557 | +14.7% |
| 4Q25 | 18,884 | -8.8% |
| 3Q25 | 19,587 | +0.9% |
| 2Q25 | 18,043 | +9.1% |
| 1Q25 | 14,436 | -19.0% |
| 4Q24 | 20,709 | -12.6% |
| 3Q24 | 19,414 | -9.7% |
| 2Q24 | 16,535 | -12.5% |
| 1Q24 | 17,813 | +52.9% |
| 4Q23 | 23,707 | +39.3% |
| 3Q23 | 21,500 | +67.3% |
| 2Q23 | 18,889 | +73.2% |
| 1Q23 | 11,647 | -8.0% |
| 4Q22 | 17,023 | -5.3% |
| 3Q22 | 12,850 | -33.4% |
| 2Q22 | 10,907 | -36.5% |
| 1Q22 | 12,654 | -6.6% |
| 4Q21 | 17,981 | +3.5% |
| 3Q21 | 19,292 | +47.4% |
| 2Q21 | 17,178 | +49.2% |
| 1Q21 | 13,551 | +10.1% |
| 4Q20 | 17,375 | +13.8% |
| 3Q20 | 13,084 | -26.4% |
| 2Q20 | 11,515 | -33.6% |
| 1Q20 | 12,308 | -30.3% |
| 4Q19 | 15,273 | -24.3% |
| 3Q19 | 17,783 | -9.7% |
| 2Q19 | 17,329 | -1.9% |
| 1Q19 | 17,658 | +5.8% |
| 4Q18 | 20,169 | +14.1% |
| 3Q18 | 19,682 | +10.4% |
| 2Q18 | 17,663 | +28.6% |
| 1Q18 | 16,694 | +31.8% |
| 4Q17 | 17,681 | +3.3% |
| 3Q17 | 17,825 | +8.4% |
| 2Q17 | 13,733 | -22.4% |
| 1Q17 | 12,664 | +0.2% |
| 4Q16 | 17,113 | - |
| 3Q16 | 16,444 | - |
| 2Q16 | 17,702 | - |
| 1Q16 | 12,641 | - |