| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 428,309 | -10.0% |
| 2Q26 | 386,878 | -14.2% |
| 1Q26 | 362,436 | -17.7% |
| 4Q25 | 513,754 | -7.2% |
| 3Q25 | 475,833 | +2.7% |
| 2Q25 | 450,912 | -9.2% |
| 1Q25 | 440,306 | +1.5% |
| 4Q24 | 553,453 | +9.5% |
| 3Q24 | 463,159 | -10.5% |
| 2Q24 | 496,575 | -5.1% |
| 1Q24 | 434,011 | -17.9% |
| 4Q23 | 505,659 | -3.9% |
| 3Q23 | 517,268 | +5.2% |
| 2Q23 | 523,085 | +17.6% |
| 1Q23 | 528,345 | +23.2% |
| 4Q22 | 525,907 | +20.1% |
| 3Q22 | 491,724 | +24.6% |
| 2Q22 | 444,952 | +23.1% |
| 1Q22 | 428,875 | +33.3% |
| 4Q21 | 437,804 | +12.1% |
| 3Q21 | 394,759 | +5.6% |
| 2Q21 | 361,592 | -4.8% |
| 1Q21 | 321,627 | -14.2% |
| 4Q20 | 390,484 | - |
| 3Q20 | 373,821 | - |
| 2Q20 | 379,891 | - |
| 1Q20 | 374,851 | - |
| 3Q18 | 372,266 | +16.4% |
| 2Q18 | 355,573 | +19.6% |
| 1Q18 | 332,564 | +11.5% |
| 4Q17 | 370,484 | +8.8% |
| 3Q17 | 319,711 | -2.4% |
| 2Q17 | 297,238 | -14.3% |
| 1Q17 | 298,331 | -23.4% |
| 4Q16 | 340,671 | - |
| 3Q16 | 327,524 | - |
| 2Q16 | 347,035 | - |
| 1Q16 | 389,571 | - |