| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 382,722 | -7.3% |
| 2Q26 | 351,469 | -0.9% |
| 1Q26 | 344,573 | -5.1% |
| 4Q25 | 404,321 | +28.1% |
| 3Q25 | 412,851 | +23.2% |
| 2Q25 | 354,660 | +19.9% |
| 1Q25 | 363,011 | +9.1% |
| 4Q24 | 315,589 | -2.4% |
| 3Q24 | 335,105 | +8.9% |
| 2Q24 | 295,712 | +6.1% |
| 1Q24 | 332,849 | +26.5% |
| 4Q23 | 323,371 | +24.5% |
| 3Q23 | 307,686 | +19.1% |
| 2Q23 | 278,630 | +14.0% |
| 1Q23 | 263,196 | +10.2% |
| 4Q22 | 259,719 | +27.7% |
| 3Q22 | 258,358 | +23.6% |
| 2Q22 | 244,452 | +32.3% |
| 1Q22 | 238,768 | +34.0% |
| 4Q21 | 203,347 | +10.1% |
| 3Q21 | 208,956 | +9.9% |
| 2Q21 | 184,745 | +0.6% |
| 1Q21 | 178,198 | -3.2% |
| 4Q20 | 184,767 | - |
| 3Q20 | 190,069 | - |
| 2Q20 | 183,580 | - |
| 1Q20 | 184,059 | - |
| 4Q18 | 203,671 | +12.1% |
| 3Q18 | 197,894 | +23.6% |
| 2Q18 | 193,761 | +17.9% |
| 1Q18 | 181,102 | +14.8% |
| 4Q17 | 181,729 | +1.4% |
| 3Q17 | 160,057 | -11.0% |
| 2Q17 | 164,308 | -9.2% |
| 1Q17 | 157,756 | -21.7% |
| 4Q16 | 179,187 | - |
| 3Q16 | 179,740 | - |
| 2Q16 | 181,038 | - |
| 1Q16 | 201,580 | - |