| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 31,372 | +16.7% |
| 2Q26 | 32,821 | +10.8% |
| 1Q26 | 27,643 | +16.7% |
| 4Q25 | 35,516 | +15.0% |
| 3Q25 | 26,882 | +3.5% |
| 2Q25 | 29,614 | +5.3% |
| 1Q25 | 23,685 | +6.1% |
| 4Q24 | 30,888 | +3.9% |
| 3Q24 | 25,980 | +11.7% |
| 2Q24 | 28,127 | +16.5% |
| 1Q24 | 22,329 | +11.9% |
| 4Q23 | 29,724 | +12.3% |
| 3Q23 | 23,253 | +2.6% |
| 2Q23 | 24,153 | -6.4% |
| 1Q23 | 19,951 | -4.1% |
| 4Q22 | 26,475 | -6.6% |
| 3Q22 | 22,659 | -1.0% |
| 2Q22 | 25,796 | +12.0% |
| 1Q22 | 20,811 | +5.4% |
| 4Q21 | 28,350 | -0.5% |
| 3Q21 | 22,882 | +4.7% |
| 2Q21 | 23,025 | -10.6% |
| 1Q21 | 19,751 | -6.5% |
| 4Q20 | 28,493 | +4.9% |
| 3Q20 | 21,847 | -2.6% |
| 2Q20 | 25,755 | +12.4% |
| 1Q20 | 21,133 | +8.5% |
| 4Q19 | 27,162 | +8.2% |
| 3Q19 | 22,429 | +2.1% |
| 2Q19 | 22,916 | -5.2% |
| 1Q19 | 19,483 | +6.9% |
| 4Q18 | 25,101 | +3.6% |
| 3Q18 | 21,957 | +12.9% |
| 2Q18 | 24,172 | +13.7% |
| 1Q18 | 18,219 | -0.6% |
| 4Q17 | 24,231 | +4.1% |
| 3Q17 | 19,447 | +0.3% |
| 2Q17 | 21,254 | - |
| 1Q17 | 18,321 | - |
| 4Q16 | 23,285 | - |
| 3Q16 | 19,385 | - |