| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 2,739 | +9.1% |
| 3Q25 | 2,436 | +8.1% |
| 2Q25 | 2,774 | +8.7% |
| 1Q25 | 2,666 | +5.3% |
| 4Q24 | 2,511 | +15.2% |
| 3Q24 | 2,253 | +4.3% |
| 2Q24 | 2,551 | -0.2% |
| 1Q24 | 2,532 | +11.0% |
| 4Q23 | 2,179 | +10.4% |
| 3Q23 | 2,160 | +15.4% |
| 2Q23 | 2,556 | +6.1% |
| 1Q23 | 2,282 | +0.8% |
| 4Q22 | 1,974 | -5.3% |
| 3Q22 | 1,871 | -17.4% |
| 2Q22 | 2,410 | +5.4% |
| 1Q22 | 2,263 | -8.2% |
| 4Q21 | 2,085 | -3.1% |
| 3Q21 | 2,267 | +39.8% |
| 2Q21 | 2,287 | -11.9% |
| 1Q21 | 2,465 | -9.3% |
| 4Q20 | 2,153 | -20.6% |
| 3Q20 | 1,621 | -30.4% |
| 2Q20 | 2,597 | -9.5% |
| 1Q20 | 2,719 | -11.0% |
| 4Q19 | 2,710 | -5.5% |
| 3Q19 | 2,330 | -22.1% |
| 2Q19 | 2,868 | -20.4% |
| 1Q19 | 3,053 | -20.9% |
| 4Q18 | 2,869 | +2.7% |
| 3Q18 | 2,990 | +9.0% |
| 2Q18 | 3,602 | +7.1% |
| 1Q18 | 3,858 | -0.5% |
| 4Q17 | 2,793 | -10.0% |
| 3Q17 | 2,743 | +2.7% |
| 2Q17 | 3,362 | -6.2% |
| 1Q17 | 3,877 | +7.4% |
| 4Q16 | 3,103 | - |
| 3Q16 | 2,672 | - |
| 2Q16 | 3,586 | - |
| 1Q16 | 3,609 | - |