| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 2,725 | +4.0% |
| 3Q25 | 2,587 | +9.8% |
| 2Q25 | 2,853 | -1.0% |
| 1Q25 | 2,735 | +5.9% |
| 4Q24 | 2,619 | +2.9% |
| 3Q24 | 2,355 | -2.9% |
| 2Q24 | 2,883 | +12.9% |
| 1Q24 | 2,582 | +6.0% |
| 4Q23 | 2,546 | +5.6% |
| 3Q23 | 2,424 | - |
| 2Q23 | 2,553 | +24.1% |
| 1Q23 | 2,435 | +33.0% |
| 4Q22 | 2,411 | +30.5% |
| 2Q22 | 2,056 | +6.7% |
| 1Q22 | 1,830 | +8.6% |
| 4Q21 | 1,848 | - |
| 3Q21 | 1,762 | +10.9% |
| 2Q21 | 1,928 | -0.2% |
| 1Q21 | 1,684 | -2.0% |
| 3Q20 | 1,589 | +3.2% |
| 2Q20 | 1,932 | +8.9% |
| 1Q20 | 1,718 | +8.0% |
| 3Q19 | 1,540 | +5.3% |
| 2Q19 | 1,774 | +9.6% |
| 1Q19 | 1,591 | +7.8% |
| 3Q18 | 1,463 | - |
| 2Q18 | 1,618 | +5.6% |
| 1Q18 | 1,475 | +12.6% |
| 2Q17 | 1,531 | +5.9% |
| 1Q17 | 1,310 | -1.0% |
| 2Q16 | 1,446 | - |
| 1Q16 | 1,323 | - |