| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 29,863 | +7.3% |
| 2Q26 | 23,693 | +8.9% |
| 1Q26 | 22,569 | +3.8% |
| 3Q25 | 27,843 | +1.6% |
| 2Q25 | 21,748 | +1.4% |
| 1Q25 | 21,745 | -3.7% |
| 4Q24 | 20,347 | -1.8% |
| 3Q24 | 27,411 | -1.9% |
| 2Q24 | 21,454 | +2.1% |
| 1Q24 | 22,570 | +2.6% |
| 4Q23 | 20,730 | +10.1% |
| 3Q23 | 27,953 | +4.5% |
| 2Q23 | 21,007 | +13.3% |
| 1Q23 | 22,002 | +17.4% |
| 4Q22 | 18,826 | -19.6% |
| 3Q22 | 26,744 | -19.3% |
| 2Q22 | 18,537 | -29.3% |
| 1Q22 | 18,747 | -23.9% |
| 4Q21 | 23,424 | -10.8% |
| 3Q21 | 33,139 | -4.7% |
| 2Q21 | 26,230 | -5.4% |
| 1Q21 | 24,650 | -15.9% |
| 4Q20 | 26,246 | -5.4% |
| 3Q20 | 34,783 | -3.6% |
| 2Q20 | 27,715 | -2.7% |
| 1Q20 | 29,320 | -0.7% |
| 4Q19 | 27,746 | -2.7% |
| 3Q19 | 36,086 | -1.9% |
| 2Q19 | 28,479 | -1.0% |
| 1Q19 | 29,514 | +1.4% |
| 4Q18 | 28,513 | +0.2% |
| 3Q18 | 36,780 | +0.3% |
| 2Q18 | 28,753 | -0.5% |
| 1Q18 | 29,117 | -0.9% |
| 4Q17 | 28,442 | -4.9% |
| 3Q17 | 36,677 | -3.1% |
| 2Q17 | 28,903 | - |
| 1Q17 | 29,383 | - |
| 4Q16 | 29,912 | - |
| 3Q16 | 37,843 | - |