| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 1,229 | +3.6% |
| 2Q26 | 1,087 | -20.0% |
| 1Q26 | 990 | -28.9% |
| 3Q25 | 1,186 | -21.6% |
| 2Q25 | 1,359 | -4.3% |
| 1Q25 | 1,392 | +16.0% |
| 4Q24 | 1,578 | +17.4% |
| 3Q24 | 1,513 | +28.0% |
| 2Q24 | 1,420 | +30.1% |
| 1Q24 | 1,200 | +10.7% |
| 4Q23 | 1,344 | -17.2% |
| 3Q23 | 1,183 | - |
| 2Q23 | 1,092 | -18.4% |
| 1Q23 | 1,084 | -21.6% |
| 4Q22 | 1,624 | -0.5% |
| 2Q22 | 1,339 | +5.6% |
| 1Q22 | 1,382 | +88.1% |
| 4Q21 | 1,632 | +5.3% |
| 3Q21 | 1,405 | +12.3% |
| 2Q21 | 1,268 | -25.5% |
| 1Q21 | 735 | -38.6% |
| 4Q20 | 1,550 | -23.4% |
| 3Q20 | 1,251 | - |
| 2Q20 | 1,702 | +31.8% |
| 1Q20 | 1,197 | -3.6% |
| 4Q19 | 2,025 | +6.3% |
| 2Q19 | 1,291 | -18.0% |
| 1Q19 | 1,241 | -6.4% |
| 4Q18 | 1,906 | -21.6% |
| 3Q18 | 1,497 | -24.1% |
| 2Q18 | 1,575 | -2.3% |
| 1Q18 | 1,327 | -6.0% |
| 4Q17 | 2,431 | -14.9% |
| 3Q17 | 1,973 | +23.0% |
| 2Q17 | 1,612 | - |
| 1Q17 | 1,412 | - |
| 4Q16 | 2,856 | - |
| 3Q16 | 1,604 | - |