| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 2,156 | -2.2% |
| 3Q25 | 1,841 | -13.3% |
| 2Q25 | 1,815 | -1.6% |
| 1Q25 | 1,831 | -2.5% |
| 4Q24 | 2,205 | +10.1% |
| 3Q24 | 2,123 | +24.1% |
| 2Q24 | 1,844 | -2.6% |
| 1Q24 | 1,878 | +39.2% |
| 4Q23 | 2,002 | -12.2% |
| 3Q23 | 1,710 | +28.4% |
| 2Q23 | 1,893 | -0.9% |
| 1Q23 | 1,349 | +9.6% |
| 4Q22 | 2,282 | +16.8% |
| 3Q22 | 1,331 | -15.0% |
| 2Q22 | 1,911 | -38.9% |
| 1Q22 | 1,231 | -10.9% |
| 4Q21 | 1,953 | +17.5% |
| 3Q21 | 1,566 | +40.3% |
| 2Q21 | 3,127 | +66.4% |
| 1Q21 | 1,381 | -13.5% |
| 4Q20 | 1,662 | -22.1% |
| 3Q20 | 1,117 | -11.9% |
| 2Q20 | 1,878 | +22.1% |
| 1Q20 | 1,597 | +31.5% |
| 4Q19 | 2,135 | -7.1% |
| 3Q19 | 1,268 | -15.1% |
| 2Q19 | 1,538 | +1.2% |
| 1Q19 | 1,214 | +44.8% |
| 4Q18 | 2,299 | +32.8% |
| 3Q18 | 1,492 | -9.4% |
| 2Q18 | 1,520 | -12.2% |
| 1Q18 | 838 | -32.1% |
| 4Q17 | 1,731 | -22.2% |
| 3Q17 | 1,648 | +23.3% |
| 2Q17 | 1,731 | -7.3% |
| 1Q17 | 1,234 | -6.2% |
| 4Q16 | 2,226 | - |
| 3Q16 | 1,337 | - |
| 2Q16 | 1,868 | - |
| 1Q16 | 1,316 | - |