| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 3,308 | +8.0% |
| 2Q26 | 3,267 | +3.6% |
| 1Q26 | 2,996 | +1.2% |
| 4Q25 | 3,172 | +3.6% |
| 3Q25 | 3,063 | +4.8% |
| 2Q25 | 3,153 | +11.9% |
| 1Q25 | 2,961 | +13.1% |
| 4Q24 | 3,060 | +10.6% |
| 3Q24 | 2,923 | +12.5% |
| 2Q24 | 2,818 | +8.0% |
| 1Q24 | 2,618 | -1.5% |
| 4Q23 | 2,766 | +5.2% |
| 3Q23 | 2,598 | +6.6% |
| 2Q23 | 2,610 | +13.2% |
| 1Q23 | 2,659 | +29.8% |
| 4Q22 | 2,628 | +17.6% |
| 3Q22 | 2,437 | +24.8% |
| 2Q22 | 2,305 | +24.3% |
| 1Q22 | 2,048 | +29.8% |
| 4Q21 | 2,236 | +1.3% |
| 3Q21 | 1,953 | +13.3% |
| 2Q21 | 1,854 | -6.9% |
| 1Q21 | 1,577 | -3.4% |
| 4Q20 | 2,208 | +5.2% |
| 3Q20 | 1,723 | -3.8% |
| 2Q20 | 1,991 | -1.9% |
| 1Q20 | 1,633 | -3.0% |
| 4Q19 | 2,099 | -7.1% |
| 3Q19 | 1,791 | +1.3% |
| 2Q19 | 2,030 | +5.8% |
| 1Q19 | 1,683 | +1.3% |
| 4Q18 | 2,261 | +0.5% |
| 3Q18 | 1,768 | -8.1% |
| 2Q18 | 1,919 | -16.3% |
| 1Q18 | 1,662 | -3.2% |
| 4Q17 | 2,250 | +0.5% |
| 3Q17 | 1,925 | +4.6% |
| 2Q17 | 2,294 | - |
| 1Q17 | 1,716 | - |
| 4Q16 | 2,238 | - |
| 3Q16 | 1,841 | - |