| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 16,001 | +21.8% |
| 3Q25 | 16,048 | +25.4% |
| 2Q25 | 15,903 | +15.1% |
| 1Q25 | 13,929 | +1.7% |
| 4Q24 | 13,136 | +13.1% |
| 3Q24 | 12,801 | -0.5% |
| 2Q24 | 13,818 | +6.3% |
| 1Q24 | 13,692 | +5.4% |
| 4Q23 | 11,618 | -6.1% |
| 3Q23 | 12,866 | -7.1% |
| 2Q23 | 12,995 | +3.6% |
| 1Q23 | 12,993 | +7.3% |
| 4Q22 | 12,379 | +10.5% |
| 3Q22 | 13,851 | +34.9% |
| 2Q22 | 12,547 | +19.2% |
| 1Q22 | 12,105 | +17.6% |
| 4Q21 | 11,199 | +23.9% |
| 3Q21 | 10,268 | +21.0% |
| 2Q21 | 10,529 | +30.6% |
| 1Q21 | 10,297 | +3.0% |
| 4Q20 | 9,042 | +0.9% |
| 3Q20 | 8,483 | -11.5% |
| 2Q20 | 8,064 | -23.9% |
| 1Q20 | 9,996 | -7.4% |
| 4Q19 | 8,960 | -8.0% |
| 3Q19 | 9,589 | +1.7% |
| 2Q19 | 10,599 | +13.8% |
| 1Q19 | 10,795 | +11.6% |
| 4Q18 | 9,735 | +3.7% |
| 3Q18 | 9,424 | +10.8% |
| 2Q18 | 9,311 | +3.0% |
| 1Q18 | 9,675 | +7.0% |
| 4Q17 | 9,385 | +18.4% |
| 3Q17 | 8,507 | +13.4% |
| 2Q17 | 9,043 | +13.3% |
| 1Q17 | 9,044 | -3.2% |
| 4Q16 | 7,924 | -10.0% |
| 3Q16 | 7,499 | - |
| 2Q16 | 7,984 | - |
| 1Q16 | 9,342 | - |
| 4Q15 | 8,805 | - |