| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 18,830 | -11.1% |
| 1Q26 | 16,422 | -13.8% |
| 4Q25 | 26,053 | +6.9% |
| 3Q25 | 21,210 | +16.4% |
| 2Q25 | 21,175 | +27.2% |
| 1Q25 | 19,056 | +13.9% |
| 4Q24 | 24,375 | +0.8% |
| 3Q24 | 18,227 | +0.9% |
| 2Q24 | 16,652 | -1.6% |
| 1Q24 | 16,724 | +4.8% |
| 4Q23 | 24,192 | +7.9% |
| 3Q23 | 18,057 | +3.7% |
| 2Q23 | 16,927 | +3.2% |
| 1Q23 | 15,956 | -26.8% |
| 4Q22 | 22,419 | -8.9% |
| 3Q22 | 17,417 | -1.6% |
| 2Q22 | 16,397 | -2.9% |
| 1Q22 | 21,794 | +33.4% |
| 4Q21 | 24,613 | +0.5% |
| 3Q21 | 17,709 | +5.0% |
| 2Q21 | 16,891 | +14.3% |
| 1Q21 | 16,337 | +10.8% |
| 4Q20 | 24,479 | +14.3% |
| 3Q20 | 16,859 | -3.7% |
| 2Q20 | 14,783 | -9.8% |
| 1Q20 | 14,750 | +2.0% |
| 4Q19 | 21,410 | +4.3% |
| 3Q19 | 17,505 | +5.6% |
| 2Q19 | 16,381 | -6.5% |
| 1Q19 | 14,466 | +14.7% |
| 4Q18 | 20,523 | +1.9% |
| 3Q18 | 16,576 | +20.0% |
| 2Q18 | 17,521 | +22.2% |
| 1Q18 | 12,614 | -1.6% |
| 4Q17 | 20,131 | -10.7% |
| 3Q17 | 13,814 | -9.2% |
| 2Q17 | 14,333 | - |
| 1Q17 | 12,819 | - |
| 4Q16 | 22,542 | - |
| 3Q16 | 15,206 | - |