| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 2,295 | +1.2% |
| 3Q25 | 1,969 | +0.8% |
| 2Q25 | 2,420 | +7.9% |
| 1Q25 | 2,163 | +4.5% |
| 4Q24 | 2,268 | +13.5% |
| 3Q24 | 1,953 | +5.9% |
| 2Q24 | 2,242 | +6.7% |
| 1Q24 | 2,069 | +7.5% |
| 4Q23 | 1,998 | +11.0% |
| 3Q23 | 1,844 | +11.1% |
| 2Q23 | 2,100 | +11.9% |
| 1Q23 | 1,924 | +4.8% |
| 4Q22 | 1,800 | +4.6% |
| 3Q22 | 1,660 | -3.5% |
| 2Q22 | 1,876 | -1.0% |
| 1Q22 | 1,836 | +1.5% |
| 4Q21 | 1,721 | -8.2% |
| 3Q21 | 1,721 | -2.0% |
| 2Q21 | 1,895 | -12.6% |
| 1Q21 | 1,808 | -10.5% |
| 4Q20 | 1,874 | -11.7% |
| 3Q20 | 1,756 | -11.8% |
| 2Q20 | 2,168 | -3.3% |
| 1Q20 | 2,021 | -5.5% |
| 4Q19 | 2,123 | +9.4% |
| 3Q19 | 1,991 | - |
| 2Q19 | 2,242 | - |
| 1Q19 | 2,139 | - |
| 4Q18 | 1,940 | - |