| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 1,360 | +36.8% |
| 3Q25 | 1,081 | +9.5% |
| 2Q25 | 1,120 | +20.3% |
| 1Q25 | 1,049 | +16.1% |
| 4Q24 | 994 | +13.1% |
| 3Q24 | 987 | +13.4% |
| 2Q24 | 931 | +4.9% |
| 1Q24 | 903 | +9.5% |
| 4Q23 | 879 | -9.0% |
| 3Q23 | 870 | +5.1% |
| 2Q23 | 887 | +16.6% |
| 1Q23 | 825 | +13.4% |
| 4Q22 | 966 | +12.8% |
| 3Q22 | 828 | +10.8% |
| 2Q22 | 761 | -11.9% |
| 1Q22 | 727 | -2.6% |
| 4Q21 | 856 | -5.7% |
| 3Q21 | 748 | -5.0% |
| 2Q21 | 865 | -5.2% |
| 1Q21 | 746 | +8.5% |
| 4Q20 | 908 | +0.3% |
| 3Q20 | 787 | -34.8% |
| 2Q20 | 912 | -23.5% |
| 1Q20 | 688 | -40.3% |
| 4Q19 | 905 | -5.2% |
| 3Q19 | 1,207 | +54.2% |
| 2Q19 | 1,192 | +61.8% |
| 1Q19 | 1,152 | +68.8% |
| 4Q18 | 956 | +28.0% |
| 3Q18 | 783 | +8.0% |
| 2Q18 | 736 | +11.2% |
| 1Q18 | 682 | 0.0% |
| 4Q17 | 746 | +12.8% |
| 3Q17 | 724 | +17.5% |
| 2Q17 | 662 | +5.2% |
| 1Q17 | 682 | -0.8% |
| 4Q16 | 661 | - |
| 3Q16 | 616 | - |
| 2Q16 | 629 | - |
| 1Q16 | 688 | - |