| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 3,824 | +7.7% |
| 2Q26 | 3,007 | +4.4% |
| 1Q26 | 2,716 | +0.2% |
| 4Q25 | 3,076 | +0.4% |
| 3Q25 | 3,551 | +0.4% |
| 2Q25 | 2,882 | +3.1% |
| 1Q25 | 2,710 | -1.7% |
| 4Q24 | 3,062 | -1.4% |
| 3Q24 | 3,537 | -6.1% |
| 2Q24 | 2,796 | -14.9% |
| 1Q24 | 2,757 | -8.2% |
| 4Q23 | 3,106 | -5.4% |
| 3Q23 | 3,767 | +0.5% |
| 2Q23 | 3,285 | +2.9% |
| 1Q23 | 3,004 | +2.6% |
| 4Q22 | 3,284 | +10.3% |
| 3Q22 | 3,750 | +7.1% |
| 2Q22 | 3,191 | +7.1% |
| 1Q22 | 2,927 | -7.5% |
| 4Q21 | 2,977 | +11.1% |
| 3Q21 | 3,501 | +14.9% |
| 2Q21 | 2,980 | +21.5% |
| 1Q21 | 3,165 | +35.0% |
| 4Q20 | 2,680 | +5.9% |
| 3Q20 | 3,048 | +1.7% |
| 2Q20 | 2,453 | +1.7% |
| 1Q20 | 2,345 | +0.3% |
| 4Q19 | 2,530 | +1.1% |
| 3Q19 | 2,997 | -0.7% |
| 2Q19 | 2,412 | +6.0% |
| 1Q19 | 2,338 | +9.8% |
| 4Q18 | 2,503 | +10.9% |
| 3Q18 | 3,017 | +7.5% |
| 2Q18 | 2,274 | +1.4% |
| 1Q18 | 2,128 | +2.2% |
| 4Q17 | 2,257 | +3.6% |
| 3Q17 | 2,807 | -0.3% |
| 2Q17 | 2,243 | - |
| 1Q17 | 2,082 | - |
| 4Q16 | 2,179 | - |
| 3Q16 | 2,814 | - |