| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 4,417 | -2.5% |
| 3Q25 | 4,109 | +6.8% |
| 2Q25 | 3,650 | +4.3% |
| 1Q25 | 4,277 | +1.8% |
| 4Q24 | 4,530 | +12.1% |
| 3Q24 | 3,849 | -1.5% |
| 2Q24 | 3,500 | +6.2% |
| 1Q24 | 4,203 | +8.6% |
| 4Q23 | 4,042 | -4.0% |
| 3Q23 | 3,907 | +5.9% |
| 2Q23 | 3,296 | -3.1% |
| 1Q23 | 3,869 | -1.8% |
| 4Q22 | 4,209 | +70.6% |
| 3Q22 | 3,688 | +199.9% |
| 2Q22 | 3,401 | -37.8% |
| 1Q22 | 3,940 | -13.0% |
| 4Q21 | 2,467 | +3.7% |
| 3Q21 | 1,229 | 0.0% |
| 2Q21 | 5,465 | -16.4% |
| 1Q21 | 4,531 | +23.9% |
| 4Q20 | 2,379 | +9.9% |
| 3Q20 | 1,229 | -37.4% |
| 2Q20 | 6,535 | +24.2% |
| 1Q20 | 3,657 | -8.6% |
| 4Q19 | 2,165 | -21.7% |
| 3Q19 | 1,963 | +98.6% |
| 2Q19 | 5,263 | -13.4% |
| 1Q19 | 4,001 | +25.5% |
| 4Q18 | 2,765 | +5.3% |
| 3Q18 | 989 | -27.5% |
| 2Q18 | 6,078 | +12.7% |
| 1Q18 | 3,189 | +0.4% |
| 4Q17 | 2,624 | +20.1% |
| 3Q17 | 1,364 | +18.7% |
| 2Q17 | 5,395 | +4.6% |
| 1Q17 | 3,176 | -1.1% |
| 4Q16 | 2,184 | -13.8% |
| 3Q16 | 1,150 | - |
| 2Q16 | 5,158 | - |
| 1Q16 | 3,212 | - |
| 4Q15 | 2,533 | - |