| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 16,765 | -46.3% |
| 2Q26 | 25,767 | -13.8% |
| 1Q26 | 21,465 | -24.3% |
| 3Q25 | 31,204 | +70.3% |
| 2Q25 | 29,891 | -5.6% |
| 1Q25 | 28,342 | +19.0% |
| 4Q24 | 36,204 | +53.8% |
| 3Q24 | 18,326 | -8.6% |
| 2Q24 | 31,672 | +40.6% |
| 1Q24 | 23,822 | +30.4% |
| 4Q23 | 23,547 | +15.3% |
| 3Q23 | 20,041 | +20.2% |
| 2Q23 | 22,524 | +16.5% |
| 1Q23 | 18,275 | -2.9% |
| 4Q22 | 20,426 | -1.0% |
| 3Q22 | 16,674 | +3.1% |
| 2Q22 | 19,338 | +15.4% |
| 1Q22 | 18,824 | +32.9% |
| 4Q21 | 20,633 | +1.3% |
| 3Q21 | 16,174 | -20.5% |
| 2Q21 | 16,755 | -30.4% |
| 1Q21 | 14,168 | -23.4% |
| 4Q20 | 20,376 | -10.4% |
| 3Q20 | 20,342 | +9.2% |
| 2Q20 | 24,086 | -3.5% |
| 1Q20 | 18,497 | +1.8% |
| 4Q19 | 22,739 | -0.5% |
| 3Q19 | 18,627 | -10.4% |
| 2Q19 | 24,956 | +5.0% |
| 1Q19 | 18,171 | +11.5% |
| 4Q18 | 22,849 | -3.8% |
| 3Q18 | 20,797 | +7.7% |
| 2Q18 | 23,774 | +12.2% |
| 1Q18 | 16,292 | +7.8% |
| 4Q17 | 23,743 | +0.4% |
| 3Q17 | 19,312 | +1.7% |
| 2Q17 | 21,180 | - |
| 1Q17 | 15,115 | - |
| 4Q16 | 23,649 | - |
| 3Q16 | 18,984 | - |