| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 17,285 | +3.2% |
| 1Q26 | 17,281 | +3.9% |
| 4Q25 | 16,591 | +0.7% |
| 3Q25 | 17,578 | +0.3% |
| 2Q25 | 16,751 | -2.0% |
| 1Q25 | 16,634 | -0.0% |
| 4Q24 | 16,481 | +4.3% |
| 3Q24 | 17,531 | +2.1% |
| 2Q24 | 17,093 | +3.1% |
| 1Q24 | 16,642 | +2.0% |
| 4Q23 | 15,800 | -1.4% |
| 3Q23 | 17,174 | +3.9% |
| 2Q23 | 16,580 | +1.9% |
| 1Q23 | 16,318 | +2.5% |
| 4Q22 | 16,032 | +2.9% |
| 3Q22 | 16,526 | -0.5% |
| 2Q22 | 16,273 | -0.0% |
| 1Q22 | 15,927 | -7.4% |
| 4Q21 | 15,580 | +3.7% |
| 3Q21 | 16,617 | +4.0% |
| 2Q21 | 16,276 | +6.1% |
| 1Q21 | 17,201 | +13.9% |
| 4Q20 | 15,023 | +9.0% |
| 3Q20 | 15,980 | +9.7% |
| 2Q20 | 15,337 | +6.4% |
| 1Q20 | 15,106 | +6.9% |
| 4Q19 | 13,779 | -0.7% |
| 3Q19 | 14,561 | -1.7% |
| 2Q19 | 14,410 | +1.1% |
| 1Q19 | 14,130 | +1.6% |
| 4Q18 | 13,875 | +5.9% |
| 3Q18 | 14,811 | +4.0% |
| 2Q18 | 14,247 | +6.8% |
| 1Q18 | 13,907 | +6.6% |
| 4Q17 | 13,101 | +5.7% |
| 3Q17 | 14,243 | +8.3% |
| 2Q17 | 13,343 | - |
| 1Q17 | 13,045 | - |
| 4Q16 | 12,396 | - |
| 3Q16 | 13,151 | - |