| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 3,292 | -1.0% |
| 2Q26 | 3,270 | +3.4% |
| 1Q26 | 2,632 | +6.4% |
| 4Q25 | 5,156 | -0.2% |
| 3Q25 | 3,326 | +5.2% |
| 2Q25 | 3,163 | -3.9% |
| 1Q25 | 2,473 | +26.4% |
| 4Q24 | 5,164 | +13.2% |
| 3Q24 | 3,161 | +6.5% |
| 2Q24 | 3,293 | +24.3% |
| 1Q24 | 1,956 | -12.1% |
| 4Q23 | 4,563 | -2.7% |
| 3Q23 | 2,969 | +3.3% |
| 2Q23 | 2,649 | +5.4% |
| 1Q23 | 2,224 | -0.4% |
| 4Q22 | 4,690 | -17.1% |
| 3Q22 | 2,873 | +0.6% |
| 2Q22 | 2,513 | -13.6% |
| 1Q22 | 2,232 | +30.6% |
| 4Q21 | 5,659 | -8.9% |
| 3Q21 | 2,855 | -10.2% |
| 2Q21 | 2,910 | -13.3% |
| 1Q21 | 1,709 | -34.0% |
| 4Q20 | 6,214 | -7.6% |
| 3Q20 | 3,178 | -16.9% |
| 2Q20 | 3,356 | -5.4% |
| 1Q20 | 2,591 | -12.4% |
| 4Q19 | 6,723 | +9.2% |
| 3Q19 | 3,824 | +2.9% |
| 2Q19 | 3,548 | +0.1% |
| 1Q19 | 2,957 | +19.3% |
| 4Q18 | 6,159 | -3.9% |
| 3Q18 | 3,715 | +5.3% |
| 2Q18 | 3,543 | +3.4% |
| 1Q18 | 2,478 | -19.1% |
| 4Q17 | 6,412 | -7.0% |
| 3Q17 | 3,528 | -0.3% |
| 2Q17 | 3,428 | - |
| 1Q17 | 3,062 | - |
| 4Q16 | 6,893 | - |
| 3Q16 | 3,539 | - |