| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 1Q26 | 2,135 | +11.8% |
| 3Q25 | 2,066 | +13.3% |
| 2Q25 | 1,999 | +11.8% |
| 1Q25 | 1,909 | +7.0% |
| 4Q24 | 2,027 | +8.0% |
| 3Q24 | 1,823 | +4.2% |
| 2Q24 | 1,787 | +1.7% |
| 1Q24 | 1,784 | +10.3% |
| 4Q23 | 1,876 | +4.8% |
| 3Q23 | 1,750 | +15.2% |
| 2Q23 | 1,758 | +17.4% |
| 1Q23 | 1,617 | +17.6% |
| 4Q22 | 1,790 | -4.2% |
| 3Q22 | 1,518 | +1.4% |
| 2Q22 | 1,498 | +10.2% |
| 1Q22 | 1,376 | +13.1% |
| 4Q21 | 1,868 | +11.1% |
| 3Q21 | 1,497 | +0.8% |
| 2Q21 | 1,359 | -4.4% |
| 1Q21 | 1,217 | -15.4% |
| 4Q20 | 1,681 | -1.1% |
| 3Q20 | 1,485 | +4.2% |
| 2Q20 | 1,421 | +1.0% |
| 1Q20 | 1,438 | +25.1% |
| 4Q19 | 1,701 | +13.9% |
| 3Q19 | 1,425 | +21.9% |
| 2Q19 | 1,407 | +14.7% |
| 1Q19 | 1,149 | +7.0% |
| 4Q18 | 1,493 | +2.2% |
| 3Q18 | 1,169 | +14.3% |
| 2Q18 | 1,226 | +22.9% |
| 1Q18 | 1,074 | +14.7% |
| 4Q17 | 1,462 | +20.9% |
| 3Q17 | 1,023 | -7.0% |
| 2Q17 | 997 | -14.6% |
| 1Q17 | 936 | -8.9% |
| 4Q16 | 1,209 | - |
| 3Q16 | 1,100 | - |
| 2Q16 | 1,168 | - |
| 1Q16 | 1,028 | - |