| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 28,857 | +2.1% |
| 3Q25 | 26,002 | +2.4% |
| 2Q25 | 24,977 | -0.2% |
| 1Q25 | 22,383 | +4.2% |
| 4Q24 | 28,272 | +11.2% |
| 3Q24 | 25,404 | +12.0% |
| 2Q24 | 25,036 | +13.5% |
| 1Q24 | 21,473 | +12.7% |
| 4Q23 | 25,421 | +7.1% |
| 3Q23 | 22,676 | +8.1% |
| 2Q23 | 22,063 | +6.4% |
| 1Q23 | 19,049 | +4.8% |
| 4Q22 | 23,744 | +111.6% |
| 3Q22 | 20,969 | +12.9% |
| 2Q22 | 20,737 | +28.9% |
| 1Q22 | 18,170 | -11.8% |
| 4Q21 | 11,220 | -49.5% |
| 2Q21 | 18,568 | -12.9% |
| 1Q21 | 16,086 | +4.1% |
| 4Q21 | 20,607 | -12.1% |
| 3Q21 | 22,204 | +6.0% |
| 2Q20 | 21,325 | -11.1% |
| 1Q21 | 15,452 | -24.0% |
| 4Q20 | 23,443 | -7.6% |
| 3Q20 | 20,956 | -6.6% |
| 2Q20 | 23,979 | +11.9% |
| 1Q20 | 20,325 | +4.9% |
| 4Q19 | 25,380 | +17.1% |
| 3Q19 | 22,429 | +9.5% |
| 2Q19 | 21,428 | +1.0% |
| 1Q19 | 19,371 | +6.6% |
| 4Q18 | 21,669 | +8.4% |
| 3Q18 | 20,475 | +25.6% |
| 2Q18 | 21,224 | +31.1% |
| 1Q18 | 18,179 | +25.0% |
| 4Q17 | 19,986 | +18.9% |
| 3Q17 | 16,308 | +8.8% |
| 2Q17 | 16,191 | - |
| 1Q17 | 14,542 | - |
| 4Q16 | 16,806 | - |
| 3Q16 | 14,993 | - |