| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 3,604 | -8.7% |
| 1Q26 | 3,578 | -1.1% |
| 2Q25 | 3,946 | -4.0% |
| 1Q25 | 3,617 | +0.5% |
| 4Q24 | 1,658 | +0.7% |
| 3Q24 | 1,689 | -6.4% |
| 2Q24 | 4,111 | -3.4% |
| 1Q24 | 3,600 | -1.7% |
| 4Q23 | 1,646 | +2.6% |
| 3Q23 | 1,804 | +2.7% |
| 2Q23 | 4,257 | +4.5% |
| 1Q23 | 3,663 | -0.1% |
| 4Q22 | 1,604 | -3.0% |
| 3Q22 | 1,757 | +1.4% |
| 2Q22 | 4,072 | -3.2% |
| 1Q22 | 3,668 | -8.0% |
| 4Q21 | 1,654 | +24.5% |
| 3Q21 | 1,733 | +13.3% |
| 2Q21 | 4,208 | -5.1% |
| 1Q21 | 3,986 | -11.6% |
| 4Q20 | 1,329 | -30.2% |
| 3Q20 | 1,530 | -25.0% |
| 2Q20 | 4,433 | -3.7% |
| 1Q20 | 4,511 | +7.5% |
| 4Q19 | 1,905 | +7.7% |
| 3Q19 | 2,041 | +7.4% |
| 2Q19 | 4,606 | +0.7% |
| 1Q19 | 4,197 | -1.1% |
| 4Q18 | 1,769 | -6.0% |
| 3Q18 | 1,900 | -1.2% |
| 2Q18 | 4,575 | -3.3% |
| 1Q18 | 4,243 | +14.6% |
| 4Q17 | 1,882 | +1.8% |
| 3Q17 | 1,922 | -4.2% |
| 2Q17 | 4,731 | +6.8% |
| 1Q17 | 3,703 | -1.7% |
| 4Q16 | 1,849 | - |
| 3Q16 | 2,006 | - |
| 2Q16 | 4,430 | - |
| 1Q16 | 3,767 | - |