| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 3,120 | -4.2% |
| 2Q26 | 3,085 | +0.6% |
| 1Q26 | 3,036 | +5.1% |
| 4Q25 | 3,460 | +4.8% |
| 3Q25 | 3,257 | +9.9% |
| 2Q25 | 3,066 | +1.9% |
| 1Q25 | 2,887 | -8.4% |
| 4Q24 | 3,302 | +1.3% |
| 3Q24 | 2,963 | -3.9% |
| 2Q24 | 3,010 | +9.9% |
| 1Q24 | 3,152 | +16.3% |
| 4Q23 | 3,260 | +19.8% |
| 3Q23 | 3,085 | +13.5% |
| 2Q23 | 2,740 | +4.6% |
| 1Q23 | 2,710 | -12.4% |
| 4Q22 | 2,722 | +20.2% |
| 3Q22 | 2,717 | +20.0% |
| 2Q22 | 2,619 | +28.4% |
| 1Q22 | 3,094 | +60.9% |
| 4Q21 | 2,264 | -0.1% |
| 3Q21 | 2,265 | +9.9% |
| 2Q21 | 2,039 | -5.2% |
| 1Q21 | 1,922 | -4.4% |
| 4Q20 | 2,267 | +7.3% |
| 3Q20 | 2,060 | -1.2% |
| 2Q20 | 2,150 | +2.7% |
| 1Q20 | 2,009 | +4.1% |
| 4Q19 | 2,112 | +3.4% |
| 3Q19 | 2,085 | -4.4% |
| 2Q19 | 2,094 | +3.7% |
| 1Q19 | 1,931 | -2.8% |
| 4Q18 | 2,043 | -4.3% |
| 3Q18 | 2,182 | +9.4% |
| 2Q18 | 2,020 | -1.2% |
| 1Q18 | 1,988 | +2.1% |
| 4Q17 | 2,134 | -2.0% |
| 3Q17 | 1,994 | -5.4% |
| 2Q17 | 2,044 | - |
| 1Q17 | 1,946 | - |
| 4Q16 | 2,179 | - |
| 3Q16 | 2,107 | - |