| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 5,999 | +3.5% |
| 3Q25 | 6,214 | +5.0% |
| 2Q25 | 6,276 | +10.6% |
| 1Q25 | 5,925 | +7.5% |
| 4Q24 | 5,794 | -2.0% |
| 3Q24 | 5,920 | +1.9% |
| 2Q24 | 5,675 | +3.4% |
| 1Q24 | 5,513 | +10.3% |
| 4Q23 | 5,913 | +19.9% |
| 3Q23 | 5,807 | +20.5% |
| 2Q23 | 5,487 | +22.2% |
| 1Q23 | 4,997 | +15.4% |
| 4Q22 | 4,932 | +10.0% |
| 3Q22 | 4,821 | +11.0% |
| 2Q22 | 4,490 | +17.1% |
| 1Q22 | 4,332 | +8.9% |
| 4Q21 | 4,485 | -0.3% |
| 3Q21 | 4,343 | -5.9% |
| 2Q21 | 3,834 | -16.8% |
| 1Q21 | 3,978 | -13.8% |
| 4Q20 | 4,497 | -9.8% |
| 3Q20 | 4,613 | -9.5% |
| 2Q20 | 4,607 | -5.1% |
| 1Q20 | 4,613 | +1.4% |
| 4Q19 | 4,983 | +5.1% |
| 3Q19 | 5,100 | +6.3% |
| 2Q19 | 4,855 | +6.5% |
| 1Q19 | 4,549 | +5.7% |
| 4Q18 | 4,743 | +7.9% |
| 3Q18 | 4,800 | +11.2% |
| 2Q18 | 4,558 | +4.9% |
| 1Q18 | 4,305 | -1.7% |
| 4Q17 | 4,394 | -1.1% |
| 3Q17 | 4,318 | -3.1% |
| 2Q17 | 4,347 | - |
| 1Q17 | 4,380 | - |
| 4Q16 | 4,445 | - |
| 3Q16 | 4,458 | - |