| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 8,542 | -11.6% |
| 2Q26 | 8,097 | -18.9% |
| 1Q26 | 9,041 | -1.5% |
| 4Q25 | 9,287 | -2.8% |
| 3Q25 | 9,660 | -3.5% |
| 2Q25 | 9,986 | +7.4% |
| 1Q25 | 9,182 | +0.6% |
| 4Q24 | 9,558 | -0.2% |
| 3Q24 | 10,010 | +7.9% |
| 2Q24 | 9,298 | +5.6% |
| 1Q24 | 9,126 | +19.8% |
| 4Q23 | 9,574 | +26.2% |
| 3Q23 | 9,277 | +33.5% |
| 2Q23 | 8,805 | +33.0% |
| 1Q23 | 7,615 | +25.2% |
| 4Q22 | 7,589 | +23.3% |
| 3Q22 | 6,950 | +20.9% |
| 2Q22 | 6,622 | +37.4% |
| 1Q22 | 6,084 | +19.6% |
| 4Q21 | 6,154 | +1.5% |
| 3Q21 | 5,749 | -12.6% |
| 2Q21 | 4,818 | -25.2% |
| 1Q21 | 5,088 | -20.8% |
| 4Q20 | 6,066 | -11.2% |
| 3Q20 | 6,579 | +4.2% |
| 2Q20 | 6,437 | +10.1% |
| 1Q20 | 6,422 | +14.9% |
| 4Q19 | 6,828 | +22.7% |
| 3Q19 | 6,311 | +13.7% |
| 2Q19 | 5,846 | +10.2% |
| 1Q19 | 5,591 | +10.7% |
| 4Q18 | 5,566 | +9.2% |
| 3Q18 | 5,550 | +11.0% |
| 2Q18 | 5,307 | +7.6% |
| 1Q18 | 5,050 | +2.9% |
| 4Q17 | 5,098 | -2.2% |
| 3Q17 | 4,999 | -3.7% |
| 2Q17 | 4,934 | - |
| 1Q17 | 4,908 | - |
| 4Q16 | 5,213 | - |
| 3Q16 | 5,189 | - |