| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 11,111 | +4.0% |
| 3Q25 | 11,311 | +14.3% |
| 2Q25 | 10,191 | +7.4% |
| 1Q25 | 8,714 | +4.0% |
| 4Q24 | 10,685 | +7.7% |
| 3Q24 | 9,899 | +22.6% |
| 2Q24 | 9,490 | +3.9% |
| 1Q24 | 8,382 | -20.6% |
| 4Q23 | 9,924 | -2.6% |
| 3Q23 | 8,071 | -3.4% |
| 2Q23 | 9,132 | +11.0% |
| 1Q23 | 10,558 | +57.7% |
| 4Q22 | 10,185 | +13.7% |
| 3Q22 | 8,359 | +4.9% |
| 2Q22 | 8,226 | +20.7% |
| 1Q22 | 6,694 | -4.9% |
| 4Q21 | 8,961 | +15.9% |
| 3Q21 | 7,966 | -3.2% |
| 2Q21 | 6,815 | -4.6% |
| 1Q21 | 7,040 | 0.0% |
| 4Q20 | 7,733 | -14.1% |
| 3Q20 | 8,231 | +15.8% |
| 2Q20 | 7,142 | -20.8% |
| 1Q20 | 7,037 | -22.3% |
| 4Q19 | 8,998 | -0.2% |
| 3Q19 | 7,106 | -16.2% |
| 2Q19 | 9,016 | +4.1% |
| 1Q19 | 9,055 | +19.6% |
| 4Q18 | 9,016 | +11.1% |
| 3Q18 | 8,481 | +8.7% |
| 2Q18 | 8,664 | +22.5% |
| 1Q18 | 7,573 | +6.6% |
| 4Q17 | 8,115 | +15.4% |
| 3Q17 | 7,801 | -3.7% |
| 2Q17 | 7,074 | -16.1% |
| 1Q17 | 7,101 | -22.8% |
| 4Q16 | 7,030 | - |
| 3Q16 | 8,101 | - |
| 2Q16 | 8,430 | - |
| 1Q16 | 9,201 | - |