| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 5,155 | -7.1% |
| 3Q25 | 5,706 | 0.0% |
| 2Q25 | 5,230 | +0.6% |
| 1Q25 | 4,497 | +0.9% |
| 4Q24 | 5,548 | +19.5% |
| 3Q24 | 5,704 | +7.4% |
| 2Q24 | 5,198 | +4.3% |
| 1Q24 | 4,458 | -8.9% |
| 4Q23 | 4,643 | -7.5% |
| 3Q23 | 5,313 | +0.8% |
| 2Q23 | 4,985 | -0.8% |
| 1Q23 | 4,895 | +17.0% |
| 4Q22 | 5,017 | -5.0% |
| 3Q22 | 5,270 | +0.8% |
| 2Q22 | 5,023 | +8.6% |
| 1Q22 | 4,182 | +4.6% |
| 4Q21 | 5,281 | +11.4% |
| 3Q21 | 5,228 | +2.0% |
| 2Q21 | 4,627 | +31.0% |
| 1Q21 | 4,000 | +15.1% |
| 4Q20 | 4,740 | +24.3% |
| 3Q20 | 5,125 | +9.6% |
| 2Q20 | 3,533 | -14.7% |
| 1Q20 | 3,476 | +1.7% |
| 4Q19 | 3,813 | -8.1% |
| 3Q19 | 4,677 | +3.0% |
| 2Q19 | 4,142 | +3.8% |
| 1Q19 | 3,417 | +0.2% |
| 4Q18 | 4,149 | +1.4% |
| 3Q18 | 4,542 | +1.9% |
| 2Q18 | 3,989 | +5.6% |
| 1Q18 | 3,409 | +5.4% |
| 4Q17 | 4,094 | +2.9% |
| 3Q17 | 4,457 | +6.2% |
| 2Q17 | 3,776 | +3.1% |
| 1Q17 | 3,234 | -1.3% |
| 4Q16 | 3,979 | -0.1% |
| 3Q16 | 4,197 | - |
| 2Q16 | 3,661 | - |
| 1Q16 | 3,277 | - |
| 4Q15 | 3,985 | - |