| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 1,903 | +8.6% |
| 3Q25 | 1,760 | +10.2% |
| 2Q25 | 1,700 | +3.9% |
| 1Q25 | 1,665 | +6.0% |
| 4Q24 | 1,752 | -1.2% |
| 3Q24 | 1,596 | +4.6% |
| 2Q24 | 1,635 | +0.5% |
| 1Q24 | 1,570 | -2.4% |
| 4Q23 | 1,773 | +1.5% |
| 3Q23 | 1,526 | -6.0% |
| 2Q23 | 1,626 | 0.0% |
| 1Q23 | 1,608 | -0.1% |
| 4Q22 | 1,747 | +2.4% |
| 3Q22 | 1,624 | -0.2% |
| 2Q22 | 1,626 | +6.4% |
| 1Q22 | 1,609 | +7.8% |
| 4Q21 | 1,705 | -8.5% |
| 3Q21 | 1,627 | +2.3% |
| 2Q21 | 1,528 | -8.2% |
| 1Q21 | 1,493 | -8.0% |
| 4Q20 | 1,864 | +9.6% |
| 3Q20 | 1,590 | -5.0% |
| 2Q20 | 1,664 | +2.3% |
| 1Q20 | 1,623 | +0.1% |
| 4Q19 | 1,701 | -2.8% |
| 3Q19 | 1,674 | +1.5% |
| 2Q19 | 1,627 | -0.4% |
| 1Q19 | 1,621 | -0.5% |
| 4Q18 | 1,751 | +5.4% |
| 3Q18 | 1,649 | +6.7% |
| 2Q18 | 1,633 | +1.9% |
| 1Q18 | 1,628 | +1.2% |
| 4Q17 | 1,661 | +0.2% |
| 3Q17 | 1,546 | -1.6% |
| 2Q17 | 1,603 | - |
| 1Q17 | 1,608 | - |
| 4Q16 | 1,658 | - |
| 3Q16 | 1,570 | - |