| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 37,762 | +37.0% |
| 2Q26 | 33,019 | +26.7% |
| 1Q26 | 28,611 | +10.1% |
| 4Q25 | 29,303 | +10.2% |
| 3Q25 | 27,563 | -2.4% |
| 2Q25 | 26,071 | -6.3% |
| 1Q25 | 25,991 | -8.7% |
| 4Q24 | 26,579 | +10.1% |
| 3Q24 | 28,253 | +8.2% |
| 2Q24 | 27,836 | +14.7% |
| 1Q24 | 28,474 | +23.7% |
| 4Q23 | 24,148 | +9.1% |
| 3Q23 | 26,117 | +10.8% |
| 2Q23 | 24,267 | +16.9% |
| 1Q23 | 23,018 | +16.5% |
| 4Q22 | 22,135 | +8.6% |
| 3Q22 | 23,577 | +10.3% |
| 2Q22 | 20,763 | +11.8% |
| 1Q22 | 19,752 | +0.4% |
| 4Q21 | 20,388 | -10.5% |
| 3Q21 | 21,383 | -17.4% |
| 2Q21 | 18,573 | -21.0% |
| 1Q21 | 19,672 | -16.9% |
| 4Q20 | 22,792 | +0.3% |
| 3Q20 | 25,886 | +1.5% |
| 2Q20 | 23,499 | -7.1% |
| 1Q20 | 23,673 | +7.0% |
| 4Q19 | 22,713 | +3.2% |
| 3Q19 | 25,515 | +18.4% |
| 2Q19 | 25,286 | +21.8% |
| 1Q19 | 22,123 | +12.4% |
| 4Q18 | 22,009 | +0.7% |
| 3Q18 | 21,547 | -11.6% |
| 2Q18 | 20,761 | +7.5% |
| 1Q18 | 19,683 | +1.9% |
| 4Q17 | 21,848 | +11.4% |
| 3Q17 | 24,377 | +17.3% |
| 2Q17 | 19,310 | -5.5% |
| 1Q17 | 19,315 | -2.8% |
| 4Q16 | 19,610 | - |
| 3Q16 | 20,776 | - |
| 2Q16 | 20,441 | - |
| 1Q16 | 19,863 | - |