| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 29,409 | +7.9% |
| 2Q26 | 27,687 | -5.9% |
| 1Q26 | 24,980 | +14.8% |
| 4Q25 | 29,649 | -1.4% |
| 3Q25 | 27,259 | -6.3% |
| 2Q25 | 29,420 | +13.9% |
| 1Q25 | 21,759 | +1.2% |
| 4Q24 | 30,068 | +12.1% |
| 3Q24 | 29,106 | +18.3% |
| 2Q24 | 25,831 | +3.5% |
| 1Q24 | 21,509 | +2.2% |
| 4Q23 | 26,827 | +8.1% |
| 3Q23 | 24,613 | +16.5% |
| 2Q23 | 24,960 | +19.6% |
| 1Q23 | 21,049 | +25.8% |
| 4Q22 | 24,824 | +7.3% |
| 3Q22 | 21,135 | +22.8% |
| 2Q22 | 20,863 | +11.9% |
| 1Q22 | 16,734 | +9.3% |
| 4Q21 | 23,137 | +6.4% |
| 3Q21 | 17,211 | +17.8% |
| 2Q21 | 18,648 | +3.1% |
| 1Q21 | 15,315 | +3.5% |
| 4Q20 | 21,742 | -3.6% |
| 3Q20 | 14,607 | -15.9% |
| 2Q20 | 18,092 | +11.0% |
| 1Q20 | 14,791 | +12.7% |
| 4Q19 | 22,565 | +3.9% |
| 3Q19 | 17,367 | +28.0% |
| 2Q19 | 16,293 | +16.5% |
| 1Q19 | 13,128 | +21.5% |
| 4Q18 | 21,718 | -5.5% |
| 3Q18 | 13,567 | +5.3% |
| 2Q18 | 13,986 | -4.3% |
| 1Q18 | 10,804 | -10.0% |
| 4Q17 | 22,970 | +8.4% |
| 3Q17 | 12,880 | -0.6% |
| 2Q17 | 14,609 | - |
| 1Q17 | 12,011 | - |
| 4Q16 | 21,194 | - |
| 3Q16 | 12,955 | - |