| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 1Q26 | 5,616 | -8.4% |
| 3Q25 | 5,204 | -0.8% |
| 2Q25 | 6,008 | +4.3% |
| 1Q25 | 6,132 | +25.4% |
| 4Q24 | 6,588 | +7.8% |
| 3Q24 | 5,247 | +8.9% |
| 2Q24 | 5,758 | +1.2% |
| 1Q24 | 4,888 | +0.9% |
| 4Q23 | 6,109 | +7.6% |
| 3Q23 | 4,816 | +18.5% |
| 2Q23 | 5,688 | +16.9% |
| 1Q23 | 4,844 | +11.4% |
| 4Q22 | 5,678 | +13.9% |
| 3Q22 | 4,062 | +4.7% |
| 2Q22 | 4,867 | -2.3% |
| 1Q22 | 4,346 | -7.4% |
| 4Q21 | 4,984 | +54.1% |
| 3Q21 | 3,879 | -14.0% |
| 2Q21 | 4,979 | -2.7% |
| 1Q21 | 4,695 | -3.7% |
| 4Q20 | 3,235 | -42.1% |
| 3Q20 | 4,509 | -3.3% |
| 2Q20 | 5,119 | -5.2% |
| 1Q20 | 4,877 | -9.5% |
| 4Q19 | 5,586 | -4.7% |
| 3Q19 | 4,665 | -10.4% |
| 2Q19 | 5,399 | -6.0% |
| 1Q19 | 5,388 | -5.1% |
| 4Q18 | 5,861 | -5.2% |
| 3Q18 | 5,207 | -9.3% |
| 2Q18 | 5,746 | +2.6% |
| 1Q18 | 5,680 | +0.3% |
| 4Q17 | 6,180 | -2.3% |
| 3Q17 | 5,740 | -9.5% |
| 2Q17 | 5,601 | -5.0% |
| 1Q17 | 5,663 | -5.5% |
| 4Q16 | 6,329 | - |
| 3Q16 | 6,339 | - |
| 2Q16 | 5,894 | - |
| 1Q16 | 5,991 | - |