| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 11,489 | +5.9% |
| 3Q25 | 11,566 | +7.3% |
| 2Q25 | 11,694 | +1.8% |
| 1Q25 | 11,531 | +2.7% |
| 4Q24 | 10,848 | -0.8% |
| 3Q24 | 10,782 | -7.8% |
| 2Q24 | 11,488 | +8.9% |
| 1Q24 | 11,225 | +13.1% |
| 4Q23 | 10,936 | +15.4% |
| 3Q23 | 11,690 | +17.1% |
| 2Q23 | 10,553 | +12.3% |
| 1Q23 | 9,929 | +4.5% |
| 4Q22 | 9,478 | +15.6% |
| 3Q22 | 9,985 | +16.7% |
| 2Q22 | 9,395 | +21.1% |
| 1Q22 | 9,499 | +24.9% |
| 4Q21 | 8,199 | -12.3% |
| 3Q21 | 8,554 | -14.7% |
| 2Q21 | 7,756 | -14.5% |
| 1Q21 | 7,604 | -20.2% |
| 4Q20 | 9,351 | +13.5% |
| 3Q20 | 10,025 | +10.1% |
| 2Q20 | 9,067 | -0.8% |
| 1Q20 | 9,533 | -2.2% |
| 4Q19 | 8,236 | +4.3% |
| 3Q19 | 9,108 | -1.6% |
| 2Q19 | 9,141 | +4.7% |
| 1Q19 | 9,751 | +7.4% |
| 4Q18 | 7,899 | +6.1% |
| 3Q18 | 9,253 | +9.9% |
| 2Q18 | 8,734 | +1.7% |
| 1Q18 | 9,083 | +2.8% |
| 4Q17 | 7,442 | +1.2% |
| 3Q17 | 8,423 | -6.8% |
| 2Q17 | 8,587 | - |
| 1Q17 | 8,836 | - |
| 4Q16 | 7,350 | - |
| 3Q16 | 9,035 | - |