| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 1Q26 | 1,027 | +10.8% |
| 3Q25 | 939 | -3.6% |
| 2Q25 | 947 | -0.8% |
| 1Q25 | 927 | -2.0% |
| 3Q24 | 974 | +6.9% |
| 2Q24 | 955 | +2.5% |
| 1Q24 | 946 | +3.3% |
| 3Q23 | 911 | +2.6% |
| 2Q23 | 932 | +13.9% |
| 1Q23 | 916 | +25.0% |
| 3Q22 | 888 | +29.4% |
| 2Q22 | 818 | +17.9% |
| 1Q22 | 733 | +2.6% |
| 3Q21 | 686 | -4.3% |
| 2Q21 | 694 | +17.7% |
| 1Q21 | 714 | +2.7% |
| 3Q20 | 717 | +0.6% |
| 2Q20 | 589 | -11.5% |
| 1Q20 | 696 | +7.8% |
| 3Q19 | 713 | -4.7% |
| 2Q19 | 666 | -5.7% |
| 1Q19 | 645 | -9.8% |
| 3Q18 | 749 | +4.3% |
| 2Q18 | 706 | +8.2% |
| 1Q18 | 716 | +9.9% |
| 3Q17 | 718 | +12.7% |
| 2Q17 | 652 | +7.3% |
| 1Q17 | 651 | +0.4% |
| 3Q16 | 637 | - |
| 2Q16 | 608 | - |
| 1Q16 | 649 | - |