| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 8,096 | +1.8% |
| 3Q25 | 8,055 | +5.2% |
| 2Q25 | 8,295 | +3.8% |
| 1Q25 | 7,770 | +6.0% |
| 4Q24 | 7,954 | +7.9% |
| 3Q24 | 7,660 | +3.2% |
| 2Q24 | 7,988 | +24.8% |
| 1Q24 | 7,333 | +25.2% |
| 4Q23 | 7,371 | +36.7% |
| 3Q23 | 7,423 | +41.3% |
| 2Q23 | 6,400 | +27.1% |
| 1Q23 | 5,859 | +33.0% |
| 4Q22 | 5,393 | +49.3% |
| 3Q22 | 5,252 | -5.4% |
| 2Q22 | 5,036 | -31.7% |
| 1Q22 | 4,406 | -27.9% |
| 4Q21 | 3,613 | -32.9% |
| 3Q21 | 5,551 | +65.6% |
| 2Q21 | 7,373 | +14.2% |
| 1Q21 | 6,107 | +3.9% |
| 4Q20 | 5,383 | -15.4% |
| 3Q20 | 3,352 | -46.9% |
| 2Q20 | 6,455 | -0.0% |
| 1Q20 | 5,880 | -2.8% |
| 4Q19 | 6,366 | +2.6% |
| 3Q19 | 6,313 | +2.4% |
| 2Q19 | 6,456 | +1.3% |
| 1Q19 | 6,049 | +4.5% |
| 4Q18 | 6,206 | +2.8% |
| 3Q18 | 6,165 | -0.2% |
| 2Q18 | 6,371 | -0.0% |
| 1Q18 | 5,788 | -3.0% |
| 4Q17 | 6,036 | -5.9% |
| 3Q17 | 6,180 | -3.9% |
| 2Q17 | 6,374 | -5.8% |
| 1Q17 | 5,967 | -5.3% |
| 4Q16 | 6,413 | - |
| 3Q16 | 6,428 | - |
| 2Q16 | 6,763 | - |
| 1Q16 | 6,301 | - |