| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 1Q26 | 2,555 | -10.9% |
| 4Q25 | 3,772 | +16.1% |
| 3Q25 | 3,170 | -14.0% |
| 2Q25 | 2,472 | -17.6% |
| 1Q25 | 2,866 | -13.7% |
| 4Q24 | 3,248 | -9.0% |
| 3Q24 | 3,686 | -4.7% |
| 2Q24 | 3,000 | +6.7% |
| 1Q24 | 3,321 | +33.8% |
| 4Q23 | 3,569 | +17.6% |
| 3Q23 | 3,868 | +60.3% |
| 2Q23 | 2,811 | +12.3% |
| 1Q23 | 2,482 | +15.1% |
| 4Q22 | 3,036 | -2.5% |
| 3Q22 | 2,413 | -6.4% |
| 2Q22 | 2,503 | +12.7% |
| 1Q22 | 2,156 | -4.6% |
| 4Q21 | 3,113 | +4.8% |
| 3Q21 | 2,579 | -7.3% |
| 2Q21 | 2,221 | -7.5% |
| 1Q21 | 2,259 | -2.0% |
| 4Q20 | 2,971 | -4.3% |
| 3Q20 | 2,782 | -10.7% |
| 2Q20 | 2,402 | -15.7% |
| 1Q20 | 2,305 | -15.2% |
| 4Q19 | 3,103 | +3.2% |
| 3Q19 | 3,116 | -2.3% |
| 2Q19 | 2,850 | -2.0% |
| 1Q19 | 2,717 | +17.4% |
| 4Q18 | 3,007 | +14.3% |
| 3Q18 | 3,190 | +34.8% |
| 2Q18 | 2,909 | +43.7% |
| 1Q18 | 2,315 | +24.7% |
| 4Q17 | 2,631 | -0.3% |
| 3Q17 | 2,367 | -9.3% |
| 2Q17 | 2,024 | - |
| 1Q17 | 1,856 | - |
| 4Q16 | 2,639 | - |
| 3Q16 | 2,611 | - |