| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 13,305 | +6.3% |
| 2Q26 | 12,284 | +4.7% |
| 1Q26 | 11,934 | +3.7% |
| 4Q25 | 12,193 | +5.6% |
| 3Q25 | 12,514 | +3.3% |
| 2Q25 | 11,727 | -1.5% |
| 1Q25 | 11,504 | +2.5% |
| 4Q24 | 11,541 | -1.1% |
| 3Q24 | 12,115 | +0.6% |
| 2Q24 | 11,903 | -6.1% |
| 1Q24 | 11,222 | -4.9% |
| 4Q23 | 11,670 | +2.4% |
| 3Q23 | 12,037 | +11.3% |
| 2Q23 | 12,679 | +21.8% |
| 1Q23 | 11,801 | +18.7% |
| 4Q22 | 11,402 | +13.4% |
| 3Q22 | 10,813 | +13.5% |
| 2Q22 | 10,411 | +18.6% |
| 1Q22 | 9,943 | +19.2% |
| 4Q21 | 10,057 | +0.7% |
| 3Q21 | 9,526 | -6.0% |
| 2Q21 | 8,778 | -14.9% |
| 1Q21 | 8,343 | -17.5% |
| 4Q20 | 9,989 | -7.2% |
| 3Q20 | 10,130 | -6.2% |
| 2Q20 | 10,310 | -2.2% |
| 1Q20 | 10,115 | -1.6% |
| 4Q19 | 10,761 | -1.1% |
| 3Q19 | 10,802 | +0.6% |
| 2Q19 | 10,543 | +0.6% |
| 1Q19 | 10,281 | +7.2% |
| 4Q18 | 10,877 | +1.5% |
| 3Q18 | 10,735 | +4.5% |
| 2Q18 | 10,478 | +4.8% |
| 1Q18 | 9,593 | +2.0% |
| 4Q17 | 10,716 | +2.0% |
| 3Q17 | 10,270 | -1.3% |
| 2Q17 | 9,998 | - |
| 1Q17 | 9,401 | - |
| 4Q16 | 10,511 | - |
| 3Q16 | 10,410 | - |