| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 1,557 | +10.0% |
| 3Q25 | 1,317 | -17.4% |
| 2Q25 | 1,538 | +20.1% |
| 1Q25 | 1,554 | +15.5% |
| 4Q24 | 1,416 | -2.6% |
| 3Q24 | 1,595 | +2.9% |
| 2Q24 | 1,281 | -19.2% |
| 1Q24 | 1,346 | -6.6% |
| 4Q23 | 1,453 | +0.9% |
| 3Q23 | 1,550 | -3.4% |
| 2Q23 | 1,587 | +14.1% |
| 1Q23 | 1,440 | -3.8% |
| 4Q22 | 1,441 | -9.3% |
| 3Q22 | 1,605 | -7.5% |
| 2Q22 | 1,390 | -7.2% |
| 1Q22 | 1,497 | +11.0% |
| 4Q21 | 1,588 | +3.6% |
| 3Q21 | 1,734 | +14.9% |
| 2Q21 | 1,498 | -5.0% |
| 1Q21 | 1,348 | -3.1% |
| 4Q20 | 1,532 | +1.4% |
| 3Q20 | 1,510 | -42.6% |
| 2Q20 | 1,577 | -30.6% |
| 1Q20 | 1,391 | -22.1% |
| 4Q19 | 1,510 | -14.2% |
| 3Q19 | 2,632 | +63.0% |
| 2Q19 | 2,273 | +22.1% |
| 1Q19 | 1,786 | -0.6% |
| 4Q18 | 1,761 | +3.7% |
| 3Q18 | 1,614 | +0.5% |
| 2Q18 | 1,861 | +4.6% |
| 1Q18 | 1,797 | +6.1% |
| 4Q17 | 1,697 | +10.0% |
| 3Q17 | 1,606 | -0.6% |
| 2Q17 | 1,779 | +18.2% |
| 1Q17 | 1,693 | +0.7% |
| 4Q16 | 1,543 | - |
| 3Q16 | 1,616 | - |
| 2Q16 | 1,505 | - |
| 1Q16 | 1,681 | - |