| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 6,844 | -7.9% |
| 2Q26 | 6,803 | +0.4% |
| 1Q26 | 6,395 | -17.8% |
| 4Q25 | 6,800 | -18.9% |
| 3Q25 | 7,428 | -13.7% |
| 2Q25 | 6,777 | -13.3% |
| 1Q25 | 7,780 | +6.2% |
| 4Q24 | 8,381 | +4.5% |
| 3Q24 | 8,604 | +11.9% |
| 2Q24 | 7,821 | +2.9% |
| 1Q24 | 7,325 | +5.0% |
| 4Q23 | 8,019 | +20.3% |
| 3Q23 | 7,691 | +19.7% |
| 2Q23 | 7,597 | +34.1% |
| 1Q23 | 6,979 | +15.9% |
| 4Q22 | 6,666 | +13.9% |
| 3Q22 | 6,426 | +2.7% |
| 2Q22 | 5,667 | -10.1% |
| 1Q22 | 6,020 | +3.1% |
| 4Q21 | 5,851 | -7.7% |
| 3Q21 | 6,258 | +2.0% |
| 2Q21 | 6,301 | -15.1% |
| 1Q21 | 5,838 | -20.5% |
| 4Q20 | 6,340 | -15.0% |
| 3Q20 | 6,138 | -17.0% |
| 2Q20 | 7,418 | +3.6% |
| 1Q20 | 7,348 | +4.0% |
| 4Q19 | 7,460 | +1.6% |
| 3Q19 | 7,396 | -3.5% |
| 2Q19 | 7,157 | -4.0% |
| 1Q19 | 7,066 | -3.9% |
| 4Q18 | 7,343 | +0.7% |
| 3Q18 | 7,664 | +5.9% |
| 2Q18 | 7,457 | +12.1% |
| 1Q18 | 7,351 | +5.3% |
| 4Q17 | 7,289 | +3.2% |
| 3Q17 | 7,235 | -3.2% |
| 2Q17 | 6,655 | - |
| 1Q17 | 6,979 | - |
| 4Q16 | 7,060 | - |
| 3Q16 | 7,476 | - |