| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 6,330 | +4.1% |
| 3Q25 | 5,976 | +3.6% |
| 2Q25 | 6,452 | +2.2% |
| 1Q25 | 5,560 | +1.3% |
| 4Q24 | 6,083 | +2.1% |
| 3Q24 | 5,769 | +0.7% |
| 2Q24 | 6,316 | +3.9% |
| 1Q24 | 5,489 | +5.3% |
| 4Q23 | 5,960 | +5.6% |
| 3Q23 | 5,729 | +5.8% |
| 2Q23 | 6,080 | +8.9% |
| 1Q23 | 5,211 | +6.2% |
| 4Q22 | 5,646 | +9.4% |
| 3Q22 | 5,413 | +10.1% |
| 2Q22 | 5,583 | +15.6% |
| 1Q22 | 4,908 | +17.2% |
| 4Q21 | 5,161 | +2.8% |
| 3Q21 | 4,916 | +6.1% |
| 2Q21 | 4,830 | -4.4% |
| 1Q21 | 4,189 | -2.3% |
| 4Q20 | 5,021 | +10.0% |
| 3Q20 | 4,634 | +9.1% |
| 2Q20 | 5,054 | +8.5% |
| 1Q20 | 4,289 | +9.6% |
| 4Q19 | 4,567 | +6.0% |
| 3Q19 | 4,247 | +7.4% |
| 2Q19 | 4,656 | +8.7% |
| 1Q19 | 3,913 | +5.9% |
| 4Q18 | 4,310 | +8.6% |
| 3Q18 | 3,953 | +7.1% |
| 2Q18 | 4,283 | +6.3% |
| 1Q18 | 3,697 | +9.3% |
| 4Q17 | 3,970 | +4.9% |
| 3Q17 | 3,691 | +5.2% |
| 2Q17 | 4,029 | - |
| 1Q17 | 3,384 | - |
| 4Q16 | 3,783 | - |
| 3Q16 | 3,507 | - |