| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 9,156 | +15.5% |
| 3Q25 | 8,157 | +0.5% |
| 2Q25 | 7,307 | -3.5% |
| 1Q25 | 6,967 | -10.6% |
| 4Q24 | 7,924 | +5.9% |
| 3Q24 | 8,117 | +18.6% |
| 2Q24 | 7,571 | +13.4% |
| 1Q24 | 7,790 | +18.2% |
| 4Q23 | 7,481 | +3.4% |
| 3Q23 | 6,846 | +9.3% |
| 2Q23 | 6,677 | +3.1% |
| 1Q23 | 6,593 | -3.5% |
| 4Q22 | 7,236 | +25.3% |
| 3Q22 | 6,265 | +17.9% |
| 2Q22 | 6,478 | +13.2% |
| 1Q22 | 6,832 | +32.2% |
| 4Q21 | 5,777 | +25.0% |
| 3Q21 | 5,316 | +32.2% |
| 2Q21 | 5,722 | +57.7% |
| 1Q21 | 5,166 | +28.1% |
| 4Q20 | 4,620 | +1.2% |
| 3Q20 | 4,020 | -3.6% |
| 2Q20 | 3,629 | -16.1% |
| 1Q20 | 4,033 | -4.7% |
| 4Q19 | 4,563 | -6.1% |
| 3Q19 | 4,169 | -1.6% |
| 2Q19 | 4,323 | -1.5% |
| 1Q19 | 4,230 | -2.2% |
| 4Q18 | 4,859 | +9.9% |
| 3Q18 | 4,235 | +3.0% |
| 2Q18 | 4,389 | +8.0% |
| 1Q18 | 4,324 | +7.9% |
| 4Q17 | 4,421 | -4.0% |
| 3Q17 | 4,110 | +11.2% |
| 2Q17 | 4,063 | +39.2% |
| 1Q17 | 4,006 | +37.0% |
| 4Q16 | 4,607 | +34.2% |
| 3Q16 | 3,697 | - |
| 2Q16 | 2,919 | - |
| 1Q16 | 2,925 | - |
| 4Q15 | 3,432 | - |