| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 21,272 | +9.5% |
| 1Q26 | 19,735 | +2.5% |
| 4Q25 | 20,779 | +8.3% |
| 3Q25 | 20,459 | +5.0% |
| 2Q25 | 19,425 | +2.2% |
| 1Q25 | 19,255 | +3.9% |
| 4Q24 | 19,187 | +4.8% |
| 3Q24 | 19,481 | +7.4% |
| 2Q24 | 19,006 | +5.8% |
| 1Q24 | 18,535 | +10.3% |
| 4Q23 | 18,301 | +4.7% |
| 3Q23 | 18,144 | +1.5% |
| 2Q23 | 17,965 | +6.8% |
| 1Q23 | 16,797 | -1.4% |
| 4Q22 | 17,479 | +2.1% |
| 3Q22 | 17,870 | +8.1% |
| 2Q22 | 16,821 | +15.4% |
| 1Q22 | 17,029 | +15.2% |
| 4Q21 | 17,125 | +2.4% |
| 3Q21 | 16,533 | -5.2% |
| 2Q21 | 14,577 | -22.3% |
| 1Q21 | 14,776 | -21.2% |
| 4Q20 | 16,721 | -13.1% |
| 3Q20 | 17,447 | -10.6% |
| 2Q20 | 18,751 | -3.2% |
| 1Q20 | 18,759 | -1.5% |
| 4Q19 | 19,247 | -0.8% |
| 3Q19 | 19,506 | +2.8% |
| 2Q19 | 19,375 | +7.2% |
| 1Q19 | 19,052 | +8.3% |
| 4Q18 | 19,406 | +10.9% |
| 3Q18 | 18,972 | +16.3% |
| 2Q18 | 18,073 | +14.8% |
| 1Q18 | 17,585 | +13.9% |
| 4Q17 | 17,505 | +8.2% |
| 3Q17 | 16,315 | +0.4% |
| 2Q17 | 15,739 | - |
| 1Q17 | 15,439 | - |
| 4Q16 | 16,171 | - |
| 3Q16 | 16,251 | - |