| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 1Q26 | 22,007 | -1.0% |
| 4Q25 | 22,719 | +0.4% |
| 3Q25 | 20,879 | +1.4% |
| 2Q25 | 22,157 | +2.9% |
| 1Q25 | 22,239 | +3.1% |
| 4Q24 | 22,637 | +4.9% |
| 3Q24 | 20,598 | +4.3% |
| 2Q24 | 21,523 | +2.2% |
| 1Q24 | 21,562 | +2.9% |
| 4Q23 | 21,576 | +1.8% |
| 3Q23 | 19,757 | -2.9% |
| 2Q23 | 21,060 | +12.3% |
| 1Q23 | 20,954 | -1.1% |
| 4Q22 | 21,190 | -8.3% |
| 3Q22 | 20,350 | -19.1% |
| 2Q21 | 18,761 | -17.1% |
| 1Q22 | 21,189 | -10.3% |
| 4Q21 | 23,110 | - |
| 3Q21 | 25,150 | -4.0% |
| 2Q20 | 22,640 | -17.3% |
| 1Q21 | 23,631 | -13.3% |
| 3Q20 | 26,197 | +1.7% |
| 2Q20 | 27,362 | -0.5% |
| 1Q20 | 27,244 | +1.6% |
| 4Q19 | 26,968 | -2.9% |
| 3Q19 | 25,764 | -0.3% |
| 2Q19 | 27,507 | -0.7% |
| 1Q19 | 26,809 | -0.2% |
| 4Q18 | 27,771 | -5.0% |
| 3Q18 | 25,854 | -6.6% |
| 2Q18 | 27,705 | -5.2% |
| 1Q18 | 26,856 | -3.2% |
| 4Q17 | 29,245 | -4.2% |
| 3Q17 | 27,674 | -0.8% |
| 2Q17 | 29,230 | -4.4% |
| 1Q17 | 27,744 | -5.0% |
| 4Q16 | 30,542 | - |
| 3Q16 | 27,886 | - |
| 2Q16 | 30,570 | - |
| 1Q16 | 29,203 | - |