| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 4,010 | -2.2% |
| 2Q26 | 4,231 | -2.7% |
| 1Q26 | 3,578 | -9.8% |
| 4Q25 | 4,719 | -6.2% |
| 3Q25 | 4,101 | +13.4% |
| 2Q25 | 4,346 | +18.5% |
| 1Q25 | 3,965 | +9.9% |
| 4Q24 | 5,032 | -1.5% |
| 3Q24 | 3,618 | +10.4% |
| 2Q24 | 3,668 | -17.9% |
| 1Q24 | 3,607 | +2.5% |
| 4Q23 | 5,108 | -1.7% |
| 3Q23 | 3,277 | -2.2% |
| 2Q23 | 4,467 | +30.9% |
| 1Q23 | 3,519 | +14.9% |
| 4Q22 | 5,196 | +19.1% |
| 3Q22 | 3,349 | +13.4% |
| 2Q22 | 3,412 | +4.7% |
| 1Q22 | 3,063 | +56.9% |
| 4Q21 | 4,364 | +29.2% |
| 3Q21 | 2,952 | +31.1% |
| 2Q21 | 3,259 | -14.0% |
| 1Q21 | 1,952 | -38.8% |
| 4Q20 | 3,378 | -20.6% |
| 3Q20 | 2,252 | -39.1% |
| 2Q20 | 3,790 | -10.4% |
| 1Q20 | 3,190 | -23.3% |
| 4Q19 | 4,256 | -21.7% |
| 3Q19 | 3,695 | -15.2% |
| 2Q19 | 4,229 | -11.9% |
| 1Q19 | 4,161 | -16.5% |
| 4Q18 | 5,437 | -25.0% |
| 3Q18 | 4,355 | -29.3% |
| 2Q18 | 4,801 | -25.8% |
| 1Q18 | 4,986 | -17.4% |
| 4Q17 | 7,252 | -1.6% |
| 3Q17 | 6,161 | -3.0% |
| 2Q17 | 6,472 | - |
| 1Q17 | 6,033 | - |
| 4Q16 | 7,373 | - |
| 3Q16 | 6,350 | - |