| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 723 | -2.2% |
| 1Q26 | 567 | -2.7% |
| 4Q25 | 726 | -8.0% |
| 3Q25 | 736 | +3.7% |
| 2Q25 | 739 | +6.3% |
| 1Q25 | 582 | -0.5% |
| 4Q24 | 789 | +15.6% |
| 3Q24 | 710 | -8.1% |
| 2Q24 | 696 | +0.1% |
| 1Q24 | 585 | -14.2% |
| 4Q23 | 682 | -36.7% |
| 3Q23 | 772 | -11.6% |
| 2Q23 | 695 | -10.0% |
| 1Q23 | 682 | +12.4% |
| 4Q22 | 1,079 | +4.6% |
| 3Q22 | 874 | +1.0% |
| 2Q22 | 772 | -0.2% |
| 1Q22 | 607 | -22.4% |
| 4Q21 | 1,032 | +12.9% |
| 3Q21 | 865 | -2.4% |
| 2Q21 | 774 | -18.6% |
| 1Q21 | 782 | +6.6% |
| 4Q20 | 914 | +1.1% |
| 3Q20 | 887 | +5.1% |
| 2Q20 | 951 | +18.3% |
| 1Q20 | 733 | -3.6% |
| 4Q19 | 904 | -7.5% |
| 3Q19 | 844 | +6.1% |
| 2Q19 | 803 | +2.8% |
| 1Q19 | 761 | +6.9% |
| 4Q18 | 977 | -4.1% |
| 3Q18 | 795 | +0.5% |
| 2Q18 | 782 | -5.6% |
| 1Q18 | 712 | -10.1% |
| 4Q17 | 1,019 | +3.0% |
| 3Q17 | 791 | -20.6% |
| 2Q17 | 828 | -28.6% |
| 1Q17 | 792 | -16.9% |
| 4Q16 | 989 | - |
| 3Q16 | 996 | - |
| 2Q16 | 1,160 | - |
| 1Q16 | 953 | - |