| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 27,608 | -3.1% |
| 2Q26 | 28,064 | -0.7% |
| 1Q26 | 27,430 | -11.1% |
| 4Q25 | 31,929 | -7.5% |
| 3Q25 | 28,479 | -2.5% |
| 2Q25 | 28,275 | -11.2% |
| 1Q25 | 30,838 | -0.8% |
| 4Q24 | 34,501 | +2.3% |
| 3Q24 | 29,220 | -9.4% |
| 2Q24 | 31,825 | -13.4% |
| 1Q24 | 31,086 | -7.9% |
| 4Q23 | 33,724 | +9.8% |
| 3Q23 | 32,257 | +4.8% |
| 2Q23 | 36,749 | +29.5% |
| 1Q23 | 33,756 | +22.3% |
| 4Q22 | 30,725 | +7.7% |
| 3Q22 | 30,770 | +21.8% |
| 2Q22 | 28,368 | +14.5% |
| 1Q22 | 27,599 | +19.4% |
| 4Q21 | 28,540 | +5.4% |
| 3Q21 | 25,270 | +0.5% |
| 2Q21 | 24,776 | -3.0% |
| 1Q21 | 23,115 | +2.7% |
| 4Q20 | 27,073 | - |
| 3Q20 | 25,138 | - |
| 2Q20 | 25,555 | - |
| 1Q20 | 22,498 | - |
| 4Q16 | 26,727 | - |
| 3Q16 | 25,578 | - |
| 2Q16 | 25,614 | - |
| 1Q16 | 24,350 | - |