| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 1,123 | +10.8% |
| 3Q25 | 981 | +23.7% |
| 2Q25 | 951 | +17.8% |
| 1Q25 | 1,011 | +26.5% |
| 4Q24 | 1,013 | +27.1% |
| 3Q24 | 793 | +8.8% |
| 2Q24 | 807 | +4.1% |
| 1Q24 | 800 | -11.0% |
| 4Q23 | 797 | +6.2% |
| 3Q23 | 729 | +0.9% |
| 2Q23 | 775 | +12.6% |
| 1Q23 | 899 | -0.7% |
| 4Q22 | 751 | -3.6% |
| 3Q22 | 722 | +6.0% |
| 2Q22 | 689 | -6.7% |
| 1Q22 | 905 | -1.8% |
| 4Q21 | 779 | -3.5% |
| 3Q21 | 681 | -3.5% |
| 2Q21 | 738 | +9.8% |
| 1Q21 | 922 | -12.1% |
| 4Q20 | 807 | -1.2% |
| 3Q20 | 706 | -6.3% |
| 2Q20 | 673 | -21.5% |
| 1Q20 | 1,049 | +17.4% |
| 4Q19 | 817 | -5.4% |
| 3Q19 | 753 | -13.5% |
| 2Q19 | 857 | +19.5% |
| 1Q19 | 893 | +9.8% |
| 4Q18 | 863 | +13.6% |
| 3Q18 | 871 | +28.5% |
| 2Q18 | 718 | +8.9% |
| 1Q18 | 813 | +1.7% |
| 4Q17 | 760 | +3.3% |
| 3Q17 | 678 | -0.2% |
| 2Q17 | 659 | -10.0% |
| 1Q17 | 800 | +20.9% |
| 4Q16 | 736 | +8.7% |
| 3Q16 | 679 | - |
| 2Q16 | 732 | - |
| 1Q16 | 662 | - |
| 4Q15 | 677 | - |