| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 21,665 | -3.5% |
| 1Q26 | 20,071 | -1.2% |
| 4Q25 | 22,309 | +6.0% |
| 3Q25 | 20,528 | +0.1% |
| 2Q25 | 22,444 | +15.5% |
| 1Q25 | 20,321 | +9.0% |
| 4Q24 | 21,041 | +14.8% |
| 3Q24 | 20,500 | +8.2% |
| 2Q24 | 19,428 | +5.0% |
| 1Q24 | 18,648 | +8.8% |
| 4Q23 | 18,325 | +19.3% |
| 3Q23 | 18,943 | +30.8% |
| 2Q23 | 18,498 | +21.0% |
| 1Q23 | 17,141 | +18.3% |
| 4Q22 | 15,354 | +11.1% |
| 3Q22 | 14,481 | +13.2% |
| 2Q22 | 15,282 | +55.9% |
| 1Q22 | 14,489 | +25.0% |
| 4Q21 | 13,819 | -0.6% |
| 3Q21 | 12,787 | +3.8% |
| 2Q21 | 9,805 | -25.3% |
| 1Q21 | 11,592 | -8.4% |
| 4Q20 | 13,899 | -4.3% |
| 3Q20 | 12,323 | -6.5% |
| 2Q20 | 13,124 | -5.0% |
| 1Q20 | 12,654 | -0.3% |
| 4Q19 | 14,523 | +6.2% |
| 3Q19 | 13,174 | 0.0% |
| 2Q19 | 13,812 | +1.9% |
| 1Q19 | 12,698 | -8.5% |
| 4Q18 | 13,679 | -6.3% |
| 3Q18 | 13,171 | +5.8% |
| 2Q18 | 13,550 | +0.4% |
| 1Q18 | 13,877 | +4.0% |
| 4Q17 | 14,591 | -0.6% |
| 3Q17 | 12,453 | -8.1% |
| 2Q17 | 13,502 | - |
| 1Q17 | 13,344 | - |
| 4Q16 | 14,679 | - |
| 3Q16 | 13,558 | - |