| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 28,606 | +19.7% |
| 2Q26 | 29,117 | +18.7% |
| 1Q26 | 31,495 | +23.6% |
| 4Q25 | 30,396 | -0.0% |
| 3Q25 | 23,894 | -11.1% |
| 2Q25 | 24,537 | +13.8% |
| 1Q25 | 25,488 | +11.1% |
| 4Q24 | 30,402 | +28.5% |
| 3Q24 | 26,864 | +4.0% |
| 2Q24 | 21,561 | -10.8% |
| 1Q24 | 22,943 | -3.9% |
| 4Q23 | 23,654 | -28.0% |
| 3Q23 | 25,830 | +19.2% |
| 2Q23 | 24,170 | -3.4% |
| 1Q23 | 23,869 | +6.2% |
| 4Q22 | 32,844 | +8.6% |
| 3Q22 | 21,670 | -20.7% |
| 2Q22 | 25,025 | -9.9% |
| 1Q22 | 22,476 | +10.4% |
| 4Q21 | 30,233 | +6.5% |
| 3Q21 | 27,316 | +22.8% |
| 2Q21 | 27,786 | +20.1% |
| 1Q21 | 20,352 | +1.4% |
| 4Q20 | 28,390 | -5.5% |
| 3Q20 | 22,241 | -0.5% |
| 2Q20 | 23,144 | +3.4% |
| 1Q20 | 20,072 | -10.3% |
| 4Q19 | 30,044 | +6.3% |
| 3Q19 | 22,348 | +30.4% |
| 2Q19 | 22,372 | +23.2% |
| 1Q19 | 22,380 | -0.5% |
| 4Q18 | 28,255 | +17.6% |
| 3Q18 | 17,133 | -10.4% |
| 2Q18 | 18,160 | -11.3% |
| 1Q18 | 22,501 | +18.4% |
| 4Q17 | 24,029 | +6.5% |
| 3Q17 | 19,125 | +13.4% |
| 2Q17 | 20,473 | - |
| 1Q17 | 19,002 | - |
| 4Q16 | 22,558 | - |
| 3Q16 | 16,864 | - |