| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 14,858 | -7.0% |
| 1Q26 | 14,506 | -7.7% |
| 4Q25 | 15,609 | -7.3% |
| 3Q25 | 15,940 | +5.9% |
| 2Q25 | 15,984 | +2.0% |
| 1Q25 | 15,709 | +1.0% |
| 4Q24 | 16,831 | +17.3% |
| 3Q24 | 15,059 | +1.5% |
| 2Q24 | 15,673 | +21.6% |
| 1Q24 | 15,557 | +27.0% |
| 4Q23 | 14,344 | +18.2% |
| 3Q23 | 14,837 | +33.2% |
| 2Q23 | 12,890 | +14.5% |
| 1Q23 | 12,249 | +7.1% |
| 4Q22 | 12,137 | +4.5% |
| 3Q22 | 11,136 | -0.7% |
| 2Q22 | 11,261 | +39.9% |
| 1Q22 | 11,442 | +23.5% |
| 4Q21 | 11,617 | -9.1% |
| 3Q21 | 11,216 | -15.1% |
| 2Q21 | 8,050 | -35.3% |
| 1Q21 | 9,267 | -25.4% |
| 4Q20 | 12,777 | -2.3% |
| 3Q20 | 13,205 | +5.2% |
| 2Q20 | 12,439 | +2.0% |
| 1Q20 | 12,421 | +7.3% |
| 4Q19 | 13,075 | +3.8% |
| 3Q19 | 12,558 | +6.1% |
| 2Q19 | 12,191 | +4.4% |
| 1Q19 | 11,581 | -2.3% |
| 4Q18 | 12,591 | -1.3% |
| 3Q18 | 11,837 | +18.8% |
| 2Q18 | 11,674 | +25.8% |
| 1Q18 | 11,856 | +25.3% |
| 4Q17 | 12,758 | +13.1% |
| 3Q17 | 9,960 | -3.9% |
| 2Q17 | 9,280 | - |
| 1Q17 | 9,461 | - |
| 4Q16 | 11,277 | - |
| 3Q16 | 10,364 | - |