| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 9,395 | -14.3% |
| 1Q26 | 8,959 | +2.5% |
| 3Q25 | 10,320 | -2.6% |
| 2Q25 | 10,964 | +17.9% |
| 1Q25 | 8,739 | -1.8% |
| 4Q24 | 9,579 | +25.1% |
| 3Q24 | 10,591 | +11.2% |
| 2Q24 | 9,297 | -19.5% |
| 1Q24 | 8,898 | +0.1% |
| 4Q23 | 7,658 | -18.9% |
| 3Q23 | 9,523 | -5.6% |
| 2Q23 | 11,549 | +13.2% |
| 1Q23 | 8,889 | -13.7% |
| 4Q22 | 9,448 | -22.5% |
| 3Q22 | 10,085 | -13.8% |
| 2Q22 | 10,204 | -24.9% |
| 1Q22 | 10,300 | +16.9% |
| 4Q21 | 12,185 | +16.3% |
| 3Q21 | 11,698 | +16.6% |
| 2Q21 | 13,584 | +33.0% |
| 1Q21 | 8,813 | -19.6% |
| 4Q20 | 10,475 | +0.1% |
| 3Q20 | 10,030 | -11.5% |
| 2Q20 | 10,213 | -7.9% |
| 1Q20 | 10,960 | +3.9% |
| 4Q19 | 10,463 | -20.5% |
| 3Q19 | 11,329 | -14.7% |
| 2Q19 | 11,090 | -20.3% |
| 1Q19 | 10,550 | -0.5% |
| 4Q18 | 13,163 | +21.0% |
| 3Q18 | 13,279 | +29.0% |
| 2Q18 | 13,911 | +32.3% |
| 1Q18 | 10,608 | +7.4% |
| 4Q17 | 10,875 | +3.4% |
| 3Q17 | 10,293 | -12.3% |
| 2Q17 | 10,515 | - |
| 1Q17 | 9,876 | - |
| 4Q16 | 10,519 | - |
| 3Q16 | 11,734 | - |