| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 12,896 | -1.9% |
| 3Q25 | 12,758 | +1.1% |
| 2Q25 | 12,972 | +5.1% |
| 1Q25 | 13,074 | +3.6% |
| 4Q24 | 13,150 | -45.3% |
| 3Q24 | 12,622 | +12.1% |
| 2Q24 | 12,346 | +9.6% |
| 1Q24 | 12,617 | +8.4% |
| 4Q23 | 24,054 | +115.2% |
| 3Q23 | 11,261 | +2.8% |
| 2Q23 | 11,636 | +1.5% |
| 1Q23 | 11,178 | -3.8% |
| 4Q21 | 11,102 | +0.3% |
| 3Q21 | 10,952 | -2.6% |
| 2Q21 | 11,463 | +2.0% |
| 1Q21 | 11,625 | +1.2% |
| 4Q20 | 11,064 | +0.4% |
| 3Q20 | 11,240 | +4.2% |
| 2Q20 | 11,242 | +1.6% |
| 1Q20 | 11,486 | +5.6% |
| 4Q19 | 11,022 | +0.9% |
| 3Q19 | 10,783 | +0.4% |
| 2Q19 | 11,067 | -0.3% |
| 1Q19 | 10,875 | +2.2% |
| 4Q18 | 10,921 | +3.6% |
| 3Q18 | 10,740 | +2.9% |
| 2Q18 | 11,102 | +2.4% |
| 1Q18 | 10,646 | +1.4% |
| 4Q17 | 10,544 | +2.2% |
| 3Q17 | 10,433 | -0.2% |
| 2Q17 | 10,839 | -0.7% |
| 1Q17 | 10,501 | -2.2% |
| 4Q16 | 10,316 | -1.2% |
| 3Q16 | 10,456 | - |
| 2Q16 | 10,918 | - |
| 1Q16 | 10,735 | - |
| 4Q15 | 10,437 | - |