| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 53,517 | -6.0% |
| 3Q25 | 52,426 | +0.9% |
| 2Q25 | 47,329 | -12.1% |
| 1Q25 | 45,581 | +1.2% |
| 4Q24 | 56,961 | +47.4% |
| 3Q24 | 51,940 | +36.6% |
| 2Q24 | 53,815 | +46.3% |
| 1Q24 | 45,031 | +43.0% |
| 4Q23 | 38,632 | +5.2% |
| 3Q23 | 38,021 | +6.8% |
| 2Q23 | 36,782 | +9.5% |
| 1Q23 | 31,499 | +10.3% |
| 4Q22 | 36,728 | +19.3% |
| 3Q22 | 35,591 | +14.2% |
| 2Q22 | 33,606 | +5.6% |
| 1Q22 | 28,555 | +8.4% |
| 4Q21 | 30,784 | +5.4% |
| 3Q21 | 31,174 | +5.2% |
| 2Q21 | 31,810 | +4.7% |
| 1Q21 | 26,351 | +0.5% |
| 4Q20 | 29,217 | -0.5% |
| 3Q20 | 29,641 | +1.9% |
| 2Q20 | 30,381 | - |
| 1Q20 | 26,229 | - |
| 4Q19 | 29,358 | +0.2% |
| 3Q19 | 29,100 | -1.1% |
| 4Q18 | 29,296 | -1.7% |
| 3Q18 | 29,409 | -4.0% |
| 2Q18 | 30,466 | -1.9% |
| 1Q18 | 26,045 | -0.7% |
| 4Q17 | 29,804 | +3.2% |
| 3Q17 | 30,629 | +7.5% |
| 2Q17 | 31,069 | +6.0% |
| 1Q17 | 26,236 | +5.4% |
| 4Q16 | 28,893 | +1.3% |
| 3Q16 | 28,504 | -1.0% |
| 2Q16 | 29,308 | - |
| 1Q16 | 24,902 | - |
| 4Q15 | 28,515 | - |
| 3Q15 | 28,793 | - |