| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 1,830 | -0.1% |
| 2Q26 | 1,638 | -3.5% |
| 1Q26 | 1,543 | -8.2% |
| 4Q25 | 2,100 | -5.3% |
| 3Q25 | 1,832 | -6.8% |
| 2Q25 | 1,697 | -8.8% |
| 1Q25 | 1,682 | -7.4% |
| 4Q24 | 2,218 | -2.9% |
| 3Q24 | 1,966 | -2.1% |
| 2Q24 | 1,860 | +9.1% |
| 1Q24 | 1,816 | +11.8% |
| 4Q23 | 2,285 | +3.5% |
| 3Q23 | 2,009 | +18.8% |
| 2Q23 | 1,706 | +8.6% |
| 1Q23 | 1,624 | -3.5% |
| 4Q22 | 2,207 | +24.9% |
| 3Q22 | 1,691 | -12.5% |
| 2Q22 | 1,571 | +26.7% |
| 1Q22 | 1,682 | +72.0% |
| 4Q21 | 1,767 | -5.8% |
| 3Q21 | 1,932 | +9.5% |
| 2Q21 | 1,240 | -31.0% |
| 1Q21 | 978 | -40.1% |
| 4Q20 | 1,877 | +8.7% |
| 3Q20 | 1,764 | +3.1% |
| 2Q20 | 1,798 | +20.4% |
| 1Q20 | 1,631 | +5.6% |
| 4Q19 | 1,727 | +8.0% |
| 3Q19 | 1,711 | +2.2% |
| 2Q19 | 1,492 | -4.5% |
| 1Q19 | 1,544 | +9.0% |
| 4Q18 | 1,598 | -6.0% |
| 3Q18 | 1,674 | +9.2% |
| 2Q18 | 1,563 | +10.8% |
| 1Q18 | 1,417 | +5.0% |
| 4Q17 | 1,700 | +16.8% |
| 3Q17 | 1,532 | - |
| 2Q17 | 1,410 | - |
| 1Q17 | 1,349 | - |
| 4Q16 | 1,455 | - |