| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q25 | 662 | +3.2% |
| 2Q25 | 606 | -4.2% |
| 1Q25 | 639 | +8.7% |
| 4Q24 | 841 | +33.0% |
| 3Q24 | 642 | +11.4% |
| 2Q24 | 632 | +3.6% |
| 1Q24 | 587 | +1.7% |
| 4Q23 | 633 | -12.5% |
| 3Q23 | 576 | -4.4% |
| 2Q23 | 610 | -9.4% |
| 1Q23 | 578 | -15.7% |
| 4Q22 | 723 | -12.0% |
| 3Q22 | 603 | -25.2% |
| 2Q22 | 673 | -13.4% |
| 1Q22 | 686 | -8.4% |
| 4Q21 | 822 | +10.4% |
| 3Q21 | 806 | +9.6% |
| 2Q21 | 778 | +12.8% |
| 1Q21 | 748 | +12.2% |
| 4Q20 | 744 | -8.4% |
| 3Q20 | 735 | -8.8% |
| 2Q20 | 689 | -13.8% |
| 1Q20 | 667 | +0.1% |
| 4Q19 | 813 | +2.2% |
| 3Q19 | 806 | +8.3% |
| 2Q19 | 800 | +1.6% |
| 1Q19 | 667 | -17.2% |
| 4Q18 | 795 | -21.1% |
| 3Q18 | 744 | -1.5% |
| 2Q18 | 787 | -3.8% |
| 1Q18 | 805 | +11.5% |
| 4Q17 | 1,007 | +17.7% |
| 3Q17 | 755 | -3.9% |
| 2Q17 | 818 | +4.5% |
| 1Q17 | 722 | -6.8% |
| 4Q16 | 856 | -0.9% |
| 3Q16 | 786 | - |
| 2Q16 | 783 | - |
| 1Q16 | 774 | - |
| 4Q15 | 864 | - |