| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 10,610 | +2.9% |
| 2Q26 | 10,312 | -7.2% |
| 1Q26 | 9,762 | -8.9% |
| 4Q25 | 12,708 | +7.1% |
| 3Q25 | 10,308 | -4.8% |
| 2Q25 | 11,113 | +3.1% |
| 1Q25 | 10,711 | +12.3% |
| 4Q24 | 11,864 | +8.5% |
| 3Q24 | 10,824 | -0.2% |
| 2Q24 | 10,776 | -1.7% |
| 1Q24 | 9,534 | +1.3% |
| 4Q23 | 10,938 | +17.8% |
| 3Q23 | 10,841 | +16.1% |
| 2Q23 | 10,965 | +25.2% |
| 1Q23 | 9,415 | +13.7% |
| 4Q22 | 9,284 | +9.0% |
| 3Q22 | 9,338 | +20.4% |
| 2Q22 | 8,761 | -4.5% |
| 1Q22 | 8,284 | +77.6% |
| 4Q21 | 8,518 | +4.2% |
| 3Q21 | 7,756 | -3.6% |
| 2Q21 | 9,169 | +14.2% |
| 1Q21 | 4,666 | -37.8% |
| 4Q20 | 8,175 | -5.5% |
| 3Q20 | 8,044 | +13.4% |
| 2Q20 | 8,032 | +13.1% |
| 1Q20 | 7,500 | +14.2% |
| 4Q19 | 8,653 | +14.8% |
| 3Q19 | 7,095 | +4.8% |
| 2Q19 | 7,103 | +3.5% |
| 1Q19 | 6,567 | +2.9% |
| 4Q18 | 7,536 | +1.8% |
| 3Q18 | 6,767 | -1.6% |
| 2Q18 | 6,863 | +9.5% |
| 1Q18 | 6,384 | +2.3% |
| 4Q17 | 7,405 | +20.2% |
| 3Q17 | 6,879 | +10.7% |
| 2Q17 | 6,269 | - |
| 1Q17 | 6,237 | - |
| 4Q16 | 6,161 | - |
| 3Q16 | 6,216 | - |