| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 5,841 | +4.0% |
| 3Q25 | 5,736 | +2.2% |
| 2Q25 | 7,045 | +6.4% |
| 1Q25 | 5,689 | -4.1% |
| 4Q24 | 5,615 | -4.9% |
| 3Q24 | 5,613 | -2.0% |
| 2Q24 | 6,622 | +12.0% |
| 1Q24 | 5,933 | +7.8% |
| 4Q23 | 5,907 | +11.7% |
| 3Q23 | 5,727 | +8.2% |
| 2Q23 | 5,911 | +9.4% |
| 1Q23 | 5,505 | +3.5% |
| 4Q22 | 5,290 | +1.7% |
| 3Q22 | 5,293 | -0.1% |
| 2Q22 | 5,404 | +4.7% |
| 1Q22 | 5,317 | +6.4% |
| 4Q21 | 5,201 | +4.9% |
| 3Q21 | 5,298 | +9.7% |
| 2Q21 | 5,160 | +5.5% |
| 1Q21 | 4,995 | +6.1% |
| 4Q20 | 4,958 | +6.0% |
| 3Q20 | 4,829 | +2.8% |
| 2Q20 | 4,891 | +22.6% |
| 1Q20 | 4,707 | +21.6% |
| 4Q19 | 4,676 | +19.2% |
| 3Q19 | 4,698 | +21.9% |
| 2Q19 | 3,989 | +16.9% |
| 1Q19 | 3,871 | +10.2% |
| 4Q18 | 3,924 | +28.9% |
| 3Q18 | 3,853 | +24.7% |
| 2Q18 | 3,412 | +32.3% |
| 1Q18 | 3,514 | +50.3% |
| 4Q17 | 3,045 | +27.8% |
| 3Q17 | 3,091 | +30.2% |
| 2Q17 | 2,579 | - |
| 1Q17 | 2,338 | - |
| 4Q16 | 2,382 | - |
| 3Q16 | 2,374 | - |