| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 1Q26 | 15,220 | +3.4% |
| 4Q25 | 16,012 | +5.8% |
| 3Q25 | 15,077 | +1.5% |
| 2Q25 | 14,695 | +6.8% |
| 1Q25 | 14,719 | +11.4% |
| 4Q24 | 15,130 | +5.0% |
| 3Q24 | 14,859 | +13.3% |
| 2Q24 | 13,760 | +8.3% |
| 1Q24 | 13,214 | +8.3% |
| 4Q23 | 14,410 | +15.4% |
| 3Q23 | 13,121 | +16.8% |
| 2Q23 | 12,708 | +14.3% |
| 1Q23 | 12,197 | +22.4% |
| 4Q22 | 12,485 | +17.7% |
| 3Q22 | 11,233 | +9.0% |
| 2Q22 | 11,122 | -2.5% |
| 1Q22 | 9,968 | -8.1% |
| 4Q21 | 10,606 | +8.0% |
| 3Q21 | 10,308 | -23.4% |
| 2Q21 | 11,412 | -10.2% |
| 1Q21 | 10,852 | -16.5% |
| 4Q20 | 9,819 | -27.2% |
| 3Q20 | 13,450 | +6.3% |
| 2Q20 | 12,715 | +1.9% |
| 1Q20 | 12,990 | +3.3% |
| 4Q19 | 13,487 | +6.0% |
| 3Q19 | 12,654 | +1.1% |
| 2Q19 | 12,478 | +3.5% |
| 1Q19 | 12,574 | +4.8% |
| 4Q18 | 12,721 | +5.0% |
| 3Q18 | 12,513 | +9.9% |
| 2Q18 | 12,054 | +8.5% |
| 1Q18 | 11,996 | +7.5% |
| 4Q17 | 12,114 | +5.9% |
| 3Q17 | 11,385 | +2.1% |
| 2Q17 | 11,111 | +4.2% |
| 1Q17 | 11,158 | +6.3% |
| 4Q16 | 11,441 | - |
| 3Q16 | 11,154 | - |
| 2Q16 | 10,662 | - |
| 1Q16 | 10,494 | - |