| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 8,984 | -2.6% |
| 1Q26 | 8,625 | +1.5% |
| 4Q25 | 8,578 | +0.6% |
| 3Q25 | 8,653 | -1.5% |
| 2Q25 | 9,224 | +3.4% |
| 1Q25 | 8,496 | +0.7% |
| 4Q24 | 8,529 | -1.3% |
| 3Q24 | 8,783 | -1.7% |
| 2Q24 | 8,919 | -0.0% |
| 1Q24 | 8,433 | +2.6% |
| 4Q23 | 8,640 | +10.1% |
| 3Q23 | 8,934 | +1.6% |
| 2Q23 | 8,920 | +4.1% |
| 1Q23 | 8,220 | -2.9% |
| 4Q22 | 7,849 | -2.6% |
| 3Q22 | 8,796 | +5.0% |
| 2Q22 | 8,572 | +3.9% |
| 1Q22 | 8,466 | +24.4% |
| 4Q21 | 8,060 | -4.1% |
| 3Q21 | 8,378 | -7.4% |
| 2Q21 | 8,247 | -11.8% |
| 1Q21 | 6,806 | -24.5% |
| 4Q20 | 8,407 | -4.4% |
| 3Q20 | 9,046 | -2.0% |
| 2Q20 | 9,346 | -6.5% |
| 1Q20 | 9,013 | -3.8% |
| 4Q19 | 8,795 | -5.8% |
| 3Q19 | 9,234 | -0.7% |
| 2Q19 | 9,991 | +0.9% |
| 1Q19 | 9,368 | -0.6% |
| 4Q18 | 9,341 | -2.5% |
| 3Q18 | 9,296 | -8.5% |
| 2Q18 | 9,903 | -0.1% |
| 1Q18 | 9,423 | +0.3% |
| 4Q17 | 9,578 | +19.9% |
| 3Q17 | 10,155 | +18.3% |
| 2Q17 | 9,917 | - |
| 1Q17 | 9,398 | - |
| 4Q16 | 7,988 | - |
| 3Q16 | 8,582 | - |