| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 6,233 | +18.6% |
| 3Q25 | 4,799 | -12.3% |
| 2Q25 | 4,965 | +1.6% |
| 1Q25 | 5,449 | +7.9% |
| 4Q24 | 5,257 | -4.2% |
| 3Q24 | 5,474 | +12.3% |
| 2Q24 | 4,886 | +2.0% |
| 1Q24 | 5,049 | +4.4% |
| 4Q23 | 5,485 | +8.2% |
| 3Q23 | 4,874 | +1.8% |
| 2Q23 | 4,792 | +3.2% |
| 1Q23 | 4,837 | +6.3% |
| 4Q22 | 5,069 | +9.2% |
| 3Q22 | 4,788 | +11.6% |
| 2Q22 | 4,642 | -0.0% |
| 1Q22 | 4,551 | -2.5% |
| 4Q21 | 4,640 | -2.9% |
| 3Q21 | 4,290 | +8.4% |
| 2Q21 | 4,644 | +1.8% |
| 1Q21 | 4,667 | -14.5% |
| 4Q20 | 4,779 | -11.0% |
| 3Q20 | 3,957 | -22.0% |
| 2Q20 | 4,563 | -6.8% |
| 1Q20 | 5,461 | -4.2% |
| 4Q19 | 5,369 | -1.6% |
| 3Q19 | 5,074 | -2.2% |
| 2Q19 | 4,896 | -1.8% |
| 1Q19 | 5,700 | +15.0% |
| 4Q18 | 5,454 | +9.7% |
| 3Q18 | 5,190 | +16.8% |
| 2Q18 | 4,986 | +10.3% |
| 1Q18 | 4,958 | +3.8% |
| 4Q17 | 4,972 | +2.8% |
| 3Q17 | 4,442 | -0.1% |
| 2Q17 | 4,520 | +20.1% |
| 1Q17 | 4,778 | -3.4% |
| 4Q16 | 4,836 | - |
| 3Q16 | 4,448 | - |
| 2Q16 | 3,765 | - |
| 1Q16 | 4,946 | - |