| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 438,622 | +4.2% |
| 3Q25 | 435,291 | +2.4% |
| 2Q25 | 446,789 | -6.3% |
| 1Q25 | 428,956 | -0.5% |
| 4Q24 | 421,093 | +3.4% |
| 3Q24 | 425,247 | +1.2% |
| 2Q24 | 476,978 | +8.2% |
| 1Q24 | 430,896 | -0.0% |
| 4Q23 | 407,105 | +1.5% |
| 3Q23 | 420,289 | -2.7% |
| 2Q23 | 440,963 | +3.2% |
| 1Q23 | 431,052 | +21.6% |
| 4Q22 | 400,999 | +21.8% |
| 3Q22 | 432,029 | +35.7% |
| 2Q22 | 427,085 | +26.9% |
| 1Q22 | 354,598 | +10.3% |
| 4Q21 | 329,219 | +11.5% |
| 3Q21 | 318,340 | +14.0% |
| 2Q21 | 336,534 | +44.2% |
| 1Q21 | 321,562 | +10.3% |
| 4Q20 | 295,182 | +0.9% |
| 3Q20 | 279,265 | -6.6% |
| 2Q20 | 233,437 | -25.6% |
| 1Q20 | 291,602 | -8.0% |
| 4Q19 | 292,618 | -1.7% |
| 3Q19 | 299,131 | -0.4% |
| 2Q19 | 313,787 | -4.3% |
| 1Q19 | 316,897 | +8.5% |
| 4Q18 | 297,571 | -2.2% |
| 3Q18 | 300,416 | -3.3% |
| 2Q18 | 327,853 | +2.6% |
| 1Q18 | 292,123 | +5.5% |
| 4Q17 | 304,180 | +13.3% |
| 3Q17 | 310,767 | +17.8% |
| 2Q17 | 319,561 | +10.5% |
| 1Q17 | 276,952 | -0.7% |
| 4Q16 | 268,430 | -8.6% |
| 3Q16 | 263,850 | - |
| 2Q16 | 289,108 | - |
| 1Q16 | 278,785 | - |
| 4Q15 | 293,742 | - |