| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 12,629 | +2.7% |
| 3Q25 | 11,463 | +5.0% |
| 4Q24 | 12,295 | +3.0% |
| 3Q24 | 10,920 | +2.0% |
| 2Q24 | 11,137 | -5.2% |
| 1Q24 | 11,053 | -9.6% |
| 4Q23 | 11,933 | -7.2% |
| 3Q23 | 10,708 | -11.0% |
| 2Q23 | 11,742 | -4.7% |
| 1Q23 | 12,226 | +17.1% |
| 4Q22 | 12,862 | +14.0% |
| 3Q22 | 12,032 | +22.2% |
| 2Q22 | 12,319 | +24.6% |
| 1Q22 | 10,442 | +12.2% |
| 4Q21 | 11,281 | +21.9% |
| 3Q21 | 9,848 | +16.3% |
| 2Q21 | 9,890 | +9.6% |
| 1Q21 | 9,303 | +4.7% |
| 4Q20 | 9,255 | -3.6% |
| 3Q20 | 8,465 | -6.6% |
| 2Q20 | 9,027 | -3.3% |
| 1Q20 | 8,883 | -3.5% |
| 4Q19 | 9,603 | -4.4% |
| 3Q19 | 9,064 | +0.5% |
| 2Q19 | 9,336 | -5.0% |
| 1Q19 | 9,206 | -5.6% |
| 4Q18 | 10,045 | -1.1% |
| 3Q18 | 9,020 | -5.1% |
| 2Q18 | 9,824 | -0.3% |
| 1Q18 | 9,757 | +3.7% |
| 4Q17 | 10,155 | +3.3% |
| 3Q17 | 9,505 | +1.2% |
| 2Q17 | 9,853 | +2.2% |
| 1Q17 | 9,406 | -2.4% |
| 4Q16 | 9,827 | -2.9% |
| 3Q16 | 9,394 | - |
| 2Q16 | 9,644 | - |
| 1Q16 | 9,634 | - |
| 4Q15 | 10,125 | - |