| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 74,437 | +5.4% |
| 3Q25 | 74,183 | +3.5% |
| 2Q25 | 80,094 | +7.2% |
| 1Q25 | 76,120 | +11.1% |
| 4Q24 | 70,639 | +9.3% |
| 3Q24 | 71,669 | +9.3% |
| 2Q24 | 74,703 | +11.8% |
| 1Q24 | 68,528 | +3.4% |
| 4Q23 | 64,637 | +1.3% |
| 3Q23 | 65,572 | +0.3% |
| 2Q23 | 66,799 | -0.8% |
| 1Q23 | 66,292 | -3.4% |
| 4Q22 | 63,797 | -0.3% |
| 3Q22 | 65,396 | +1.0% |
| 2Q22 | 67,360 | -2.9% |
| 1Q22 | 68,655 | +0.8% |
| 4Q21 | 63,972 | +12.9% |
| 3Q21 | 64,780 | +9.2% |
| 2Q21 | 69,395 | +18.1% |
| 1Q21 | 68,143 | +28.7% |
| 4Q20 | 56,666 | +18.1% |
| 3Q20 | 59,341 | +16.2% |
| 2Q20 | 58,741 | +15.0% |
| 1Q20 | 52,954 | +5.4% |
| 4Q19 | 47,963 | +2.6% |
| 3Q19 | 51,079 | +9.2% |
| 2Q19 | 51,069 | +4.6% |
| 1Q19 | 50,243 | +3.8% |
| 4Q18 | 46,765 | +5.6% |
| 3Q18 | 46,761 | +5.3% |
| 2Q18 | 48,803 | +2.5% |
| 1Q18 | 48,409 | +0.4% |
| 4Q17 | 44,273 | - |
| 3Q17 | 44,410 | -1.4% |
| 2Q17 | 47,634 | - |
| 1Q17 | 48,237 | - |
| 3Q16 | 45,058 | - |