| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 1Q26 | 1,585 | +11.5% |
| 2Q25 | 1,520 | -1.2% |
| 1Q25 | 1,421 | -12.7% |
| 4Q24 | 1,714 | -3.9% |
| 3Q24 | 1,586 | -1.1% |
| 2Q24 | 1,539 | -4.0% |
| 1Q24 | 1,629 | +8.9% |
| 4Q23 | 1,783 | +13.5% |
| 3Q23 | 1,602 | +7.2% |
| 2Q23 | 1,603 | +11.4% |
| 1Q23 | 1,495 | +4.5% |
| 4Q22 | 1,572 | +10.2% |
| 3Q22 | 1,495 | +4.3% |
| 2Q22 | 1,438 | +6.3% |
| 1Q22 | 1,431 | +6.8% |
| 4Q21 | 1,426 | +6.7% |
| 3Q21 | 1,434 | +7.4% |
| 2Q21 | 1,353 | -2.1% |
| 1Q21 | 1,339 | -8.3% |
| 4Q20 | 1,336 | -17.1% |
| 3Q20 | 1,335 | -15.5% |
| 2Q20 | 1,381 | -11.7% |
| 1Q20 | 1,461 | -9.4% |
| 4Q19 | 1,611 | +1.3% |
| 3Q19 | 1,580 | +4.8% |
| 2Q19 | 1,564 | - |
| 1Q19 | 1,614 | +17.9% |
| 4Q18 | 1,590 | +15.5% |
| 3Q18 | 1,508 | +8.4% |
| 1Q18 | 1,369 | +8.1% |
| 4Q17 | 1,377 | +10.5% |
| 3Q17 | 1,392 | +15.9% |
| 2Q17 | 1,291 | +21.7% |
| 1Q17 | 1,267 | +13.1% |
| 4Q16 | 1,245 | - |
| 3Q16 | 1,201 | - |
| 2Q16 | 1,061 | - |
| 1Q16 | 1,120 | - |