| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 16,200 | -5.5% |
| 2Q26 | 16,379 | -11.0% |
| 1Q26 | 16,501 | -3.5% |
| 4Q25 | 17,533 | -0.8% |
| 3Q25 | 17,151 | -2.6% |
| 2Q25 | 18,406 | +5.1% |
| 1Q25 | 17,107 | +0.9% |
| 4Q24 | 17,682 | -13.3% |
| 3Q24 | 17,612 | -3.3% |
| 2Q24 | 17,511 | -2.7% |
| 1Q24 | 16,955 | -1.1% |
| 4Q23 | 20,390 | +23.4% |
| 3Q23 | 18,211 | +16.5% |
| 2Q23 | 17,997 | +22.8% |
| 1Q23 | 17,142 | +13.0% |
| 4Q22 | 16,526 | -15.2% |
| 3Q22 | 15,638 | -26.6% |
| 2Q22 | 14,661 | -14.6% |
| 1Q22 | 15,168 | -17.2% |
| 4Q21 | 19,497 | -2.6% |
| 3Q21 | 21,302 | -0.1% |
| 2Q21 | 17,169 | -16.8% |
| 1Q21 | 18,314 | -12.5% |
| 4Q20 | 20,025 | -3.0% |
| 3Q20 | 21,333 | -5.2% |
| 2Q20 | 20,644 | -2.6% |
| 1Q20 | 20,939 | +2.4% |
| 4Q19 | 20,638 | -3.8% |
| 3Q19 | 22,501 | +5.8% |
| 2Q19 | 21,186 | +9.3% |
| 1Q19 | 20,458 | +6.0% |
| 4Q18 | 21,459 | +6.5% |
| 3Q18 | 21,276 | +16.0% |
| 2Q18 | 19,385 | +4.0% |
| 1Q18 | 19,297 | +6.1% |
| 4Q17 | 20,156 | -9.7% |
| 3Q17 | 18,342 | -9.1% |
| 2Q17 | 18,646 | -11.5% |
| 1Q17 | 18,191 | -12.5% |
| 4Q16 | 22,316 | - |
| 3Q16 | 20,182 | - |
| 2Q16 | 21,061 | - |
| 1Q16 | 20,798 | - |