| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 1,803 | -7.2% |
| 1Q26 | 1,795 | +4.5% |
| 2Q25 | 1,942 | -15.1% |
| 1Q25 | 1,718 | -3.7% |
| 4Q24 | 1,699 | -14.4% |
| 3Q24 | 1,708 | +36.0% |
| 2Q24 | 2,288 | +53.4% |
| 1Q24 | 1,784 | +107.0% |
| 4Q23 | 1,986 | +28.1% |
| 3Q23 | 1,256 | +8.4% |
| 2Q23 | 1,491 | -40.0% |
| 1Q23 | 862 | -51.8% |
| 4Q22 | 1,550 | +26.4% |
| 3Q22 | 1,158 | +1.2% |
| 2Q22 | 2,486 | +40.0% |
| 1Q22 | 1,788 | +4.1% |
| 4Q21 | 1,226 | -8.7% |
| 3Q21 | 1,145 | -33.2% |
| 2Q21 | 1,775 | -15.1% |
| 1Q21 | 1,718 | -6.2% |
| 4Q20 | 1,343 | -21.4% |
| 3Q20 | 1,713 | +13.7% |
| 2Q20 | 2,090 | +51.7% |
| 1Q20 | 1,833 | +28.3% |
| 4Q19 | 1,709 | -13.8% |
| 3Q19 | 1,506 | +23.1% |
| 2Q19 | 1,377 | -12.1% |
| 1Q19 | 1,428 | +29.9% |
| 4Q18 | 1,983 | +9.5% |
| 3Q18 | 1,223 | -23.0% |
| 2Q18 | 1,567 | -14.8% |
| 1Q18 | 1,099 | -24.4% |
| 4Q17 | 1,811 | -0.5% |
| 3Q17 | 1,588 | +3.8% |
| 2Q17 | 1,839 | -6.9% |
| 1Q17 | 1,455 | +8.3% |
| 4Q16 | 1,820 | - |
| 3Q16 | 1,530 | - |
| 2Q16 | 1,976 | - |
| 1Q16 | 1,344 | - |