| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 1,916 | +8.2% |
| 3Q25 | 1,612 | +5.9% |
| 2Q25 | 1,502 | +2.9% |
| 1Q25 | 2,034 | +4.0% |
| 4Q24 | 1,770 | +5.5% |
| 3Q24 | 1,522 | +12.7% |
| 2Q24 | 1,460 | +14.7% |
| 1Q24 | 1,956 | +9.3% |
| 4Q23 | 1,678 | +6.5% |
| 3Q23 | 1,350 | +3.4% |
| 2Q23 | 1,273 | -5.4% |
| 1Q23 | 1,789 | -5.1% |
| 4Q22 | 1,576 | +9.7% |
| 3Q22 | 1,305 | +5.1% |
| 2Q22 | 1,345 | +16.2% |
| 1Q22 | 1,886 | +8.6% |
| 4Q21 | 1,437 | +2.6% |
| 3Q21 | 1,242 | +10.6% |
| 2Q21 | 1,157 | +24.4% |
| 1Q21 | 1,736 | +16.8% |
| 4Q20 | 1,401 | +10.1% |
| 3Q20 | 1,123 | +1.5% |
| 2Q20 | 930 | -6.4% |
| 1Q20 | 1,486 | +11.1% |
| 4Q19 | 1,272 | +3.9% |
| 3Q19 | 1,106 | +14.0% |
| 2Q19 | 994 | +6.9% |
| 1Q19 | 1,338 | -9.5% |
| 4Q18 | 1,224 | -0.6% |
| 3Q18 | 970 | +0.6% |
| 2Q18 | 930 | -1.0% |
| 1Q18 | 1,478 | +5.6% |
| 4Q17 | 1,232 | +10.9% |
| 3Q17 | 964 | -3.0% |
| 2Q17 | 939 | -10.5% |
| 1Q17 | 1,400 | -6.7% |
| 4Q16 | 1,111 | -13.3% |
| 3Q16 | 994 | - |
| 2Q16 | 1,049 | - |
| 1Q16 | 1,501 | - |
| 4Q15 | 1,282 | - |