| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 19,107 | -6.7% |
| 2Q26 | 17,054 | -5.8% |
| 1Q26 | 15,277 | -20.0% |
| 4Q25 | 17,842 | -13.9% |
| 3Q25 | 20,480 | -9.9% |
| 2Q25 | 18,108 | -18.9% |
| 1Q25 | 19,106 | +17.6% |
| 4Q24 | 20,712 | -13.8% |
| 3Q24 | 22,736 | +12.1% |
| 2Q24 | 22,336 | +24.5% |
| 1Q24 | 16,244 | -15.9% |
| 4Q23 | 24,021 | +24.8% |
| 3Q23 | 20,285 | +4.8% |
| 2Q23 | 17,939 | +16.2% |
| 1Q23 | 19,311 | +27.7% |
| 4Q22 | 19,253 | +27.8% |
| 3Q22 | 19,362 | +11.1% |
| 2Q22 | 15,441 | -27.6% |
| 1Q22 | 15,124 | +13.6% |
| 4Q21 | 15,060 | +25.6% |
| 3Q21 | 17,432 | +15.0% |
| 2Q21 | 21,317 | +3.6% |
| 1Q21 | 13,315 | +19.4% |
| 4Q20 | 11,986 | +8.6% |
| 3Q20 | 15,160 | -13.3% |
| 2Q20 | 20,577 | +9.5% |
| 1Q20 | 11,150 | -5.1% |
| 4Q19 | 11,034 | +1.7% |
| 3Q19 | 17,481 | +19.2% |
| 2Q19 | 18,785 | +19.5% |
| 1Q19 | 11,751 | +26.7% |
| 4Q18 | 10,851 | -0.9% |
| 3Q18 | 14,666 | +19.8% |
| 2Q18 | 15,713 | +25.0% |
| 1Q18 | 9,273 | +16.1% |
| 4Q17 | 10,952 | +6.1% |
| 3Q17 | 12,241 | -2.9% |
| 2Q17 | 12,566 | - |
| 1Q17 | 7,989 | - |
| 4Q16 | 10,323 | - |
| 3Q16 | 12,609 | - |