| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 24,330 | +10.4% |
| 2Q26 | 21,295 | +2.8% |
| 1Q26 | 21,776 | +19.6% |
| 4Q25 | 24,403 | +10.4% |
| 3Q25 | 22,042 | -2.0% |
| 2Q25 | 20,721 | +1.5% |
| 1Q25 | 18,211 | -12.4% |
| 4Q24 | 22,110 | -8.0% |
| 3Q24 | 22,493 | -7.1% |
| 2Q24 | 20,422 | -6.2% |
| 1Q24 | 20,779 | -12.2% |
| 4Q23 | 24,043 | +11.8% |
| 3Q23 | 24,202 | +15.8% |
| 2Q23 | 21,772 | +17.1% |
| 1Q23 | 23,671 | +13.9% |
| 4Q22 | 21,510 | +27.3% |
| 3Q22 | 20,907 | +10.8% |
| 2Q22 | 18,585 | -9.1% |
| 1Q22 | 20,779 | +11.3% |
| 4Q21 | 16,891 | -21.5% |
| 3Q21 | 18,867 | +4.6% |
| 2Q21 | 20,436 | -0.6% |
| 1Q21 | 18,670 | -2.7% |
| 4Q20 | 21,525 | +19.7% |
| 3Q20 | 18,037 | +2.6% |
| 2Q20 | 20,563 | +15.1% |
| 1Q20 | 19,189 | +3.5% |
| 4Q19 | 17,986 | +4.3% |
| 3Q19 | 17,586 | +1.6% |
| 2Q19 | 17,863 | +12.7% |
| 1Q19 | 18,538 | +14.0% |
| 4Q18 | 17,241 | -0.5% |
| 3Q18 | 17,317 | +8.3% |
| 2Q18 | 15,845 | -5.6% |
| 1Q18 | 16,255 | +17.3% |
| 4Q17 | 17,319 | +28.0% |
| 3Q17 | 15,993 | +6.3% |
| 2Q17 | 16,793 | -0.9% |
| 1Q17 | 13,853 | -15.8% |
| 4Q16 | 13,534 | - |
| 3Q16 | 15,045 | - |
| 2Q16 | 16,953 | - |
| 1Q16 | 16,448 | - |