| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 4,049 | +17.1% |
| 3Q25 | 2,812 | +6.8% |
| 2Q25 | 3,163 | -22.1% |
| 1Q25 | 3,742 | -26.3% |
| 4Q24 | 3,459 | +19.9% |
| 3Q24 | 2,634 | +10.3% |
| 2Q24 | 4,061 | +58.1% |
| 1Q24 | 5,076 | +79.3% |
| 4Q23 | 2,885 | +16.9% |
| 3Q23 | 2,387 | +2.6% |
| 2Q23 | 2,569 | +8.3% |
| 1Q23 | 2,831 | +9.5% |
| 4Q22 | 2,468 | -10.6% |
| 3Q22 | 2,327 | -6.4% |
| 2Q22 | 2,371 | -3.4% |
| 1Q22 | 2,587 | -17.6% |
| 4Q21 | 2,761 | -7.7% |
| 3Q21 | 2,487 | +8.7% |
| 2Q21 | 2,454 | +6.1% |
| 1Q21 | 3,139 | +12.7% |
| 4Q20 | 2,991 | +29.3% |
| 3Q20 | 2,287 | +2.2% |
| 2Q20 | 2,313 | -1.4% |
| 1Q20 | 2,784 | +13.9% |
| 4Q19 | 2,313 | +7.9% |
| 3Q19 | 2,238 | +0.3% |
| 2Q19 | 2,346 | +17.5% |
| 1Q19 | 2,444 | +10.2% |
| 4Q18 | 2,144 | +7.4% |
| 3Q18 | 2,231 | +10.3% |
| 2Q18 | 1,996 | +9.0% |
| 1Q18 | 2,218 | -0.7% |
| 4Q17 | 1,996 | +7.9% |
| 3Q17 | 2,023 | +6.9% |
| 2Q17 | 1,830 | -2.2% |
| 1Q17 | 2,233 | +6.5% |
| 4Q16 | 1,850 | +20.2% |
| 3Q16 | 1,892 | - |
| 2Q16 | 1,872 | - |
| 1Q16 | 2,097 | - |
| 4Q15 | 1,538 | - |