| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 497,307 | -4.9% |
| 2Q26 | 513,103 | -6.2% |
| 1Q26 | 471,605 | -4.7% |
| 3Q25 | 523,106 | +2.1% |
| 2Q25 | 546,992 | +2.0% |
| 1Q25 | 494,864 | -1.7% |
| 4Q24 | 555,261 | -6.5% |
| 3Q24 | 512,442 | -1.8% |
| 2Q24 | 536,066 | -3.8% |
| 1Q24 | 503,380 | +5.3% |
| 4Q23 | 594,152 | +13.3% |
| 3Q23 | 521,796 | +21.6% |
| 2Q23 | 557,014 | +28.0% |
| 1Q23 | 478,255 | +23.9% |
| 4Q22 | 524,446 | +26.6% |
| 3Q22 | 429,096 | +20.1% |
| 2Q22 | 435,227 | +19.8% |
| 1Q22 | 386,009 | +11.1% |
| 4Q21 | 414,357 | -3.4% |
| 3Q21 | 357,259 | -6.9% |
| 2Q21 | 363,181 | -13.4% |
| 1Q21 | 347,581 | -14.6% |
| 4Q20 | 428,872 | -6.2% |
| 3Q20 | 383,545 | -8.8% |
| 2Q20 | 419,395 | +2.9% |
| 1Q20 | 406,926 | -3.0% |
| 4Q19 | 457,377 | +6.1% |
| 3Q19 | 420,633 | +4.5% |
| 2Q19 | 407,666 | +1.0% |
| 1Q19 | 419,296 | +17.1% |
| 4Q18 | 431,042 | +4.2% |
| 3Q18 | 402,577 | +11.8% |
| 2Q18 | 403,519 | +16.0% |
| 1Q18 | 358,091 | +4.1% |
| 4Q17 | 413,671 | +2.4% |
| 3Q17 | 360,074 | -0.6% |
| 2Q17 | 347,717 | - |
| 1Q17 | 344,115 | - |
| 4Q16 | 404,133 | - |
| 3Q16 | 362,134 | - |