| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 12,293 | -5.6% |
| 1Q26 | 12,299 | +1.8% |
| 4Q25 | 13,907 | +5.9% |
| 3Q25 | 13,207 | +1.8% |
| 2Q25 | 13,020 | -4.0% |
| 1Q25 | 12,085 | -0.0% |
| 4Q24 | 13,129 | +5.4% |
| 3Q24 | 12,968 | +1.1% |
| 2Q24 | 13,569 | +17.5% |
| 1Q24 | 12,088 | +14.8% |
| 4Q23 | 12,455 | +6.0% |
| 3Q23 | 12,827 | +9.2% |
| 2Q23 | 11,544 | +11.1% |
| 1Q23 | 10,530 | +14.0% |
| 4Q22 | 11,745 | +13.1% |
| 3Q22 | 11,741 | +23.0% |
| 2Q22 | 10,388 | +23.0% |
| 1Q22 | 9,234 | +22.0% |
| 4Q21 | 10,382 | -1.2% |
| 3Q21 | 9,544 | -0.0% |
| 2Q21 | 8,447 | -11.7% |
| 1Q21 | 7,571 | -4.4% |
| 4Q20 | 10,509 | +11.7% |
| 3Q20 | 9,545 | -3.0% |
| 2Q20 | 9,568 | -1.3% |
| 1Q20 | 7,921 | -11.8% |
| 4Q19 | 9,409 | -12.0% |
| 3Q19 | 9,837 | +6.6% |
| 2Q19 | 9,698 | +30.7% |
| 1Q19 | 8,979 | +27.9% |
| 4Q18 | 10,688 | +23.2% |
| 3Q18 | 9,230 | +25.9% |
| 2Q18 | 7,420 | +11.6% |
| 1Q18 | 7,020 | +18.7% |
| 4Q17 | 8,672 | +18.6% |
| 3Q17 | 7,330 | +8.1% |
| 2Q17 | 6,648 | -13.3% |
| 1Q17 | 5,913 | -14.0% |
| 4Q16 | 7,309 | - |
| 3Q16 | 6,778 | - |
| 2Q16 | 7,664 | - |
| 1Q16 | 6,877 | - |