| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 3,626 | -0.3% |
| 3Q25 | 3,239 | +3.4% |
| 2Q25 | 3,739 | +3.6% |
| 1Q25 | 3,794 | -2.6% |
| 4Q24 | 3,636 | -6.2% |
| 3Q24 | 3,133 | -11.5% |
| 2Q24 | 3,609 | -9.3% |
| 1Q24 | 3,895 | +4.7% |
| 4Q23 | 3,878 | +6.3% |
| 3Q23 | 3,540 | +17.6% |
| 2Q23 | 3,977 | +5.9% |
| 1Q23 | 3,719 | -4.0% |
| 4Q22 | 3,646 | -5.3% |
| 3Q22 | 3,010 | -1.3% |
| 2Q22 | 3,754 | +22.8% |
| 1Q22 | 3,874 | +26.4% |
| 4Q21 | 3,850 | +44.6% |
| 3Q21 | 3,051 | +1.0% |
| 2Q21 | 3,057 | -4.7% |
| 1Q21 | 3,066 | +13.2% |
| 4Q20 | 2,662 | +6.7% |
| 3Q20 | 3,022 | +16.6% |
| 2Q20 | 3,209 | +26.6% |
| 1Q20 | 2,707 | +9.6% |
| 4Q19 | 2,494 | -7.9% |
| 3Q19 | 2,591 | -12.9% |
| 2Q19 | 2,535 | -13.9% |
| 1Q19 | 2,470 | -9.0% |
| 4Q18 | 2,707 | +11.4% |
| 3Q18 | 2,973 | +29.6% |
| 2Q18 | 2,943 | +40.8% |
| 1Q18 | 2,715 | +33.9% |
| 4Q17 | 2,430 | +19.7% |
| 3Q17 | 2,294 | -2.3% |
| 2Q17 | 2,090 | -1.9% |
| 1Q17 | 2,027 | -4.0% |
| 4Q16 | 2,029 | - |
| 3Q16 | 2,348 | - |
| 2Q16 | 2,130 | - |
| 1Q16 | 2,111 | - |