| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 8,201 | -9.3% |
| 2Q26 | 8,155 | -4.5% |
| 1Q26 | 8,356 | -2.8% |
| 4Q25 | 8,651 | -1.9% |
| 3Q25 | 9,037 | -4.4% |
| 2Q25 | 8,539 | -5.8% |
| 1Q25 | 8,601 | -6.1% |
| 4Q24 | 8,820 | -7.6% |
| 3Q24 | 9,449 | +4.3% |
| 2Q24 | 9,060 | +4.2% |
| 1Q24 | 9,164 | -2.0% |
| 4Q23 | 9,541 | +7.6% |
| 3Q23 | 9,059 | +7.3% |
| 2Q23 | 8,692 | +15.8% |
| 1Q23 | 9,347 | +30.6% |
| 4Q22 | 8,867 | +24.8% |
| 3Q22 | 8,442 | +15.9% |
| 2Q22 | 7,505 | +16.2% |
| 1Q22 | 7,155 | +16.3% |
| 4Q21 | 7,107 | -9.1% |
| 3Q21 | 7,281 | -16.3% |
| 2Q21 | 6,458 | -20.7% |
| 1Q21 | 6,153 | -24.0% |
| 4Q20 | 7,819 | -6.1% |
| 3Q20 | 8,695 | -3.5% |
| 2Q20 | 8,146 | -2.0% |
| 1Q20 | 8,100 | -0.8% |
| 4Q19 | 8,325 | -1.0% |
| 3Q19 | 9,015 | +9.3% |
| 2Q19 | 8,315 | +7.3% |
| 1Q19 | 8,164 | +11.6% |
| 4Q18 | 8,405 | +9.1% |
| 3Q18 | 8,251 | +6.3% |
| 2Q18 | 7,748 | +8.1% |
| 1Q18 | 7,313 | +3.1% |
| 4Q17 | 7,703 | -2.3% |
| 3Q17 | 7,759 | -5.5% |
| 2Q17 | 7,167 | -9.2% |
| 1Q17 | 7,093 | -9.2% |
| 4Q16 | 7,881 | - |
| 3Q16 | 8,207 | - |
| 2Q16 | 7,890 | - |
| 1Q16 | 7,812 | - |