| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 11,140 | +5.0% |
| 3Q25 | 10,048 | +9.2% |
| 2Q25 | 9,744 | +3.0% |
| 1Q25 | 9,605 | +6.7% |
| 4Q24 | 10,610 | +17.7% |
| 3Q24 | 9,198 | +3.8% |
| 2Q24 | 9,457 | +3.8% |
| 1Q24 | 9,000 | +8.7% |
| 4Q23 | 9,010 | +4.5% |
| 3Q23 | 8,865 | +2.2% |
| 2Q23 | 9,109 | +10.5% |
| 1Q23 | 8,279 | +8.6% |
| 4Q22 | 8,619 | +4.0% |
| 3Q22 | 8,671 | +15.9% |
| 2Q22 | 8,242 | +11.7% |
| 1Q22 | 7,626 | +6.2% |
| 4Q21 | 8,285 | +11.7% |
| 3Q21 | 7,482 | +13.4% |
| 2Q21 | 7,376 | +12.0% |
| 1Q21 | 7,179 | +7.3% |
| 4Q20 | 7,418 | -12.0% |
| 3Q20 | 6,597 | +2.3% |
| 2Q20 | 6,586 | +5.3% |
| 1Q20 | 6,689 | +10.7% |
| 4Q19 | 8,432 | +26.9% |
| 3Q19 | 6,449 | +7.6% |
| 2Q19 | 6,252 | +2.5% |
| 1Q19 | 6,040 | +6.5% |
| 4Q18 | 6,644 | +6.5% |
| 3Q18 | 5,995 | +7.3% |
| 2Q18 | 6,098 | +6.9% |
| 1Q18 | 5,669 | +9.0% |
| 4Q17 | 6,242 | +4.1% |
| 3Q17 | 5,589 | +15.0% |
| 2Q17 | 5,704 | +18.5% |
| 1Q17 | 5,203 | +18.7% |
| 4Q16 | 5,998 | +33.9% |
| 3Q16 | 4,862 | - |
| 2Q16 | 4,815 | - |
| 1Q16 | 4,383 | - |
| 4Q15 | 4,479 | - |