| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 1Q26 | 13,104 | +3.6% |
| 4Q25 | 20,018 | +1.0% |
| 3Q25 | 11,174 | +11.4% |
| 2Q25 | 11,128 | +2.9% |
| 1Q25 | 12,653 | +10.2% |
| 4Q24 | 19,822 | +2.3% |
| 3Q24 | 10,028 | +8.2% |
| 2Q24 | 10,810 | -7.0% |
| 1Q24 | 11,482 | -7.4% |
| 4Q23 | 19,375 | -2.1% |
| 3Q23 | 9,271 | -3.5% |
| 2Q23 | 11,624 | +20.8% |
| 1Q23 | 12,402 | +1.8% |
| 4Q22 | 19,789 | +0.2% |
| 3Q22 | 9,610 | +1.5% |
| 2Q22 | 9,624 | -1.3% |
| 1Q22 | 12,181 | -1.6% |
| 4Q21 | 19,757 | +4.7% |
| 3Q21 | 9,472 | +5.2% |
| 2Q21 | 9,746 | -1.0% |
| 1Q21 | 12,377 | +9.3% |
| 4Q20 | 18,869 | -0.7% |
| 3Q20 | 9,007 | -1.4% |
| 2Q20 | 9,844 | +1.6% |
| 1Q20 | 11,328 | -0.5% |
| 4Q19 | 18,997 | -4.6% |
| 3Q19 | 9,138 | +2.2% |
| 2Q19 | 9,692 | +3.1% |
| 1Q19 | 11,388 | -1.9% |
| 4Q18 | 19,905 | +1.5% |
| 3Q18 | 8,944 | +1.0% |
| 2Q18 | 9,401 | +4.9% |
| 1Q18 | 11,608 | +3.6% |
| 4Q17 | 19,613 | +3.5% |
| 3Q17 | 8,857 | -1.7% |
| 2Q17 | 8,966 | -5.6% |
| 1Q17 | 11,201 | -2.5% |
| 4Q16 | 18,949 | -3.5% |
| 3Q16 | 9,014 | - |
| 2Q16 | 9,496 | - |
| 1Q16 | 11,492 | - |
| 4Q15 | 19,644 | - |