| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 17,715 | +2.2% |
| 1Q26 | 17,492 | +5.7% |
| 4Q25 | 16,898 | -0.8% |
| 3Q25 | 17,887 | +5.4% |
| 2Q25 | 17,326 | +17.2% |
| 1Q25 | 16,546 | +19.3% |
| 4Q24 | 17,029 | +20.9% |
| 3Q24 | 16,966 | +13.6% |
| 2Q24 | 14,778 | -5.6% |
| 1Q24 | 13,865 | -11.3% |
| 4Q23 | 14,091 | -5.2% |
| 3Q23 | 14,932 | +7.0% |
| 2Q23 | 15,661 | +17.7% |
| 1Q23 | 15,639 | +14.2% |
| 4Q22 | 14,867 | +8.5% |
| 3Q22 | 13,959 | +1.3% |
| 2Q22 | 13,306 | +2.9% |
| 1Q22 | 13,691 | +8.2% |
| 4Q21 | 13,696 | -1.4% |
| 3Q21 | 13,780 | -4.4% |
| 2Q21 | 12,932 | -16.0% |
| 1Q21 | 12,657 | -9.1% |
| 4Q20 | 13,896 | +7.5% |
| 3Q20 | 14,408 | +1.3% |
| 2Q20 | 15,403 | +10.4% |
| 1Q20 | 13,921 | +2.9% |
| 4Q19 | 12,921 | -1.6% |
| 3Q19 | 14,230 | +4.4% |
| 2Q19 | 13,953 | +0.5% |
| 1Q19 | 13,528 | -1.0% |
| 4Q18 | 13,128 | -3.6% |
| 3Q18 | 13,632 | +0.8% |
| 2Q18 | 13,888 | +5.1% |
| 1Q18 | 13,664 | +4.9% |
| 4Q17 | 13,618 | -0.0% |
| 3Q17 | 13,525 | -4.7% |
| 2Q17 | 13,210 | - |
| 1Q17 | 13,027 | - |
| 4Q16 | 13,624 | - |
| 3Q16 | 14,193 | - |