| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 5,572 | -6.5% |
| 3Q25 | 4,752 | -6.1% |
| 2Q25 | 4,806 | +6.9% |
| 1Q25 | 5,544 | +9.9% |
| 4Q24 | 5,958 | +10.9% |
| 3Q24 | 5,062 | +0.9% |
| 2Q24 | 4,496 | +12.2% |
| 1Q24 | 5,044 | +2.0% |
| 4Q23 | 5,374 | +3.1% |
| 3Q23 | 5,014 | +10.5% |
| 2Q23 | 4,008 | +17.1% |
| 1Q23 | 4,946 | +20.2% |
| 4Q22 | 5,210 | +66.2% |
| 3Q22 | 4,539 | +61.2% |
| 2Q22 | 3,422 | +22.7% |
| 1Q22 | 4,114 | +5.6% |
| 4Q21 | 3,135 | -14.4% |
| 3Q21 | 2,816 | -3.2% |
| 2Q21 | 2,789 | +26.4% |
| 1Q21 | 3,895 | +45.2% |
| 4Q20 | 3,664 | +34.7% |
| 3Q20 | 2,908 | +14.3% |
| 2Q20 | 2,207 | -13.2% |
| 1Q20 | 2,683 | -5.0% |
| 4Q19 | 2,721 | -14.8% |
| 3Q19 | 2,543 | -0.3% |
| 2Q19 | 2,544 | +7.3% |
| 1Q19 | 2,826 | +14.9% |
| 4Q18 | 3,194 | +10.3% |
| 3Q18 | 2,551 | -10.6% |
| 2Q18 | 2,371 | -5.3% |
| 1Q18 | 2,459 | -1.3% |
| 4Q17 | 2,896 | -6.3% |
| 3Q17 | 2,852 | +11.3% |
| 2Q17 | 2,505 | -0.3% |
| 1Q17 | 2,492 | -14.6% |
| 4Q16 | 3,091 | -0.8% |
| 3Q16 | 2,562 | - |
| 2Q16 | 2,513 | - |
| 1Q16 | 2,919 | - |
| 4Q15 | 3,117 | - |