| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 1Q26 | 3,360 | +11.1% |
| 4Q25 | 2,955 | -1.9% |
| 1Q25 | 3,023 | +4.6% |
| 4Q24 | 3,012 | +14.4% |
| 3Q24 | 3,062 | +9.0% |
| 2Q24 | 3,005 | +7.5% |
| 1Q24 | 2,891 | -0.4% |
| 4Q23 | 2,632 | -5.6% |
| 3Q23 | 2,809 | -18.5% |
| 2Q23 | 2,795 | -9.0% |
| 1Q23 | 2,901 | +10.5% |
| 4Q22 | 2,789 | +21.6% |
| 3Q22 | 3,447 | +31.4% |
| 2Q22 | 3,070 | +23.8% |
| 1Q22 | 2,626 | +21.7% |
| 4Q21 | 2,294 | +8.6% |
| 3Q21 | 2,624 | -8.9% |
| 2Q21 | 2,480 | +15.0% |
| 1Q21 | 2,157 | +6.6% |
| 4Q20 | 2,112 | +8.8% |
| 3Q20 | 2,881 | +63.0% |
| 2Q20 | 2,156 | +34.9% |
| 1Q20 | 2,024 | +13.5% |
| 4Q19 | 1,941 | +22.6% |
| 3Q19 | 1,767 | +23.4% |
| 2Q19 | 1,597 | +15.8% |
| 1Q19 | 1,782 | +6.5% |
| 4Q18 | 1,583 | +17.8% |
| 3Q18 | 1,432 | +1.6% |
| 2Q18 | 1,379 | +2.2% |
| 1Q18 | 1,674 | +15.3% |
| 4Q17 | 1,343 | +8.2% |
| 3Q17 | 1,409 | +13.9% |
| 2Q17 | 1,350 | +17.0% |
| 1Q17 | 1,452 | +33.7% |
| 4Q16 | 1,241 | - |
| 3Q16 | 1,236 | - |
| 2Q16 | 1,154 | - |
| 1Q16 | 1,086 | - |