| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 10,055 | +5.5% |
| 3Q25 | 11,670 | +7.7% |
| 2Q25 | 9,986 | +1.5% |
| 1Q25 | 8,598 | +0.8% |
| 4Q24 | 9,535 | +3.9% |
| 3Q24 | 10,840 | -5.3% |
| 2Q24 | 9,835 | -0.8% |
| 1Q24 | 8,531 | -1.5% |
| 4Q23 | 9,177 | +2.4% |
| 3Q23 | 11,450 | +11.9% |
| 2Q23 | 9,915 | +6.8% |
| 1Q23 | 8,663 | +10.0% |
| 4Q22 | 8,958 | +3.3% |
| 3Q22 | 10,235 | +5.8% |
| 2Q22 | 9,285 | +11.0% |
| 1Q22 | 7,878 | +5.1% |
| 4Q21 | 8,675 | +1.6% |
| 3Q21 | 9,676 | +6.0% |
| 2Q21 | 8,367 | +3.6% |
| 1Q21 | 7,493 | -10.9% |
| 4Q20 | 8,540 | -5.3% |
| 3Q20 | 9,126 | -9.4% |
| 2Q20 | 8,078 | -7.8% |
| 1Q20 | 8,405 | +11.3% |
| 4Q19 | 9,022 | -1.0% |
| 3Q19 | 10,073 | -0.3% |
| 2Q19 | 8,766 | -3.4% |
| 1Q19 | 7,554 | -1.4% |
| 4Q18 | 9,117 | +9.3% |
| 3Q18 | 10,103 | -1.7% |
| 2Q18 | 9,077 | +0.8% |
| 1Q18 | 7,664 | -1.7% |
| 4Q17 | 8,341 | -2.6% |
| 3Q17 | 10,275 | -0.1% |
| 2Q17 | 9,003 | -3.4% |
| 1Q17 | 7,796 | -2.6% |
| 4Q16 | 8,560 | -4.8% |
| 3Q16 | 10,284 | -4.6% |
| 2Q16 | 9,322 | - |
| 1Q16 | 8,006 | - |
| 4Q15 | 8,989 | - |
| 3Q15 | 10,776 | - |