| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 1,948 | +3.2% |
| 3Q25 | 2,001 | +8.0% |
| 2Q25 | 1,885 | +6.5% |
| 1Q25 | 1,856 | +6.3% |
| 4Q24 | 1,887 | +2.9% |
| 3Q24 | 1,853 | +3.3% |
| 2Q24 | 1,769 | +2.8% |
| 1Q24 | 1,746 | +0.5% |
| 4Q23 | 1,834 | +1.3% |
| 3Q23 | 1,794 | +1.6% |
| 2Q23 | 1,720 | -3.4% |
| 1Q23 | 1,737 | -0.1% |
| 4Q22 | 1,810 | -2.2% |
| 3Q22 | 1,766 | -0.2% |
| 2Q22 | 1,780 | +3.2% |
| 1Q22 | 1,738 | +0.6% |
| 4Q21 | 1,851 | +4.4% |
| 3Q21 | 1,769 | -0.5% |
| 2Q21 | 1,725 | +1.7% |
| 1Q21 | 1,728 | +3.8% |
| 4Q20 | 1,772 | +1.5% |
| 3Q20 | 1,778 | +6.2% |
| 2Q20 | 1,695 | +5.5% |
| 1Q20 | 1,664 | +8.8% |
| 4Q19 | 1,746 | +9.0% |
| 3Q19 | 1,675 | +9.8% |
| 2Q19 | 1,608 | +10.1% |
| 1Q19 | 1,529 | +8.4% |
| 4Q18 | 1,602 | +7.7% |
| 3Q18 | 1,525 | +7.7% |
| 2Q18 | 1,459 | +12.6% |
| 1Q18 | 1,411 | +11.2% |
| 4Q17 | 1,487 | +11.2% |
| 3Q17 | 1,416 | +11.4% |
| 2Q17 | 1,296 | +9.6% |
| 1Q17 | 1,268 | +11.0% |
| 4Q16 | 1,337 | - |
| 3Q16 | 1,271 | - |
| 2Q16 | 1,183 | - |
| 1Q16 | 1,143 | - |