| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 2,594 | +1.5% |
| 3Q25 | 1,934 | +15.7% |
| 2Q25 | 1,648 | -5.9% |
| 1Q25 | 2,570 | +7.0% |
| 4Q24 | 2,555 | +8.3% |
| 3Q24 | 1,671 | -7.4% |
| 2Q24 | 1,751 | +6.7% |
| 1Q24 | 2,403 | -13.7% |
| 4Q23 | 2,359 | -4.3% |
| 3Q23 | 1,804 | -4.9% |
| 2Q23 | 1,641 | -10.3% |
| 1Q23 | 2,786 | +28.8% |
| 4Q22 | 2,465 | +7.8% |
| 3Q22 | 1,898 | +12.6% |
| 2Q22 | 1,830 | +8.8% |
| 1Q22 | 2,162 | -23.2% |
| 4Q21 | 2,287 | +28.8% |
| 3Q21 | 1,685 | +25.2% |
| 2Q21 | 1,683 | +2.2% |
| 1Q21 | 2,814 | +69.3% |
| 4Q20 | 1,775 | +11.8% |
| 3Q20 | 1,345 | -44.2% |
| 2Q20 | 1,646 | -14.1% |
| 1Q20 | 1,662 | -9.8% |
| 4Q19 | 1,588 | -33.8% |
| 3Q19 | 2,413 | +14.4% |
| 2Q19 | 1,917 | -14.1% |
| 1Q19 | 1,843 | -24.3% |
| 4Q18 | 2,399 | -15.9% |
| 3Q18 | 2,109 | -15.5% |
| 2Q18 | 2,232 | -15.0% |
| 1Q18 | 2,436 | -15.8% |
| 4Q17 | 2,852 | -12.3% |
| 3Q17 | 2,497 | -17.0% |
| 2Q17 | 2,626 | -23.0% |
| 1Q17 | 2,892 | -13.0% |
| 4Q16 | 3,253 | -21.0% |
| 3Q16 | 3,009 | - |
| 2Q16 | 3,410 | - |
| 1Q16 | 3,325 | - |
| 4Q15 | 4,116 | - |