| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 3,611 | +6.4% |
| 2Q26 | 3,325 | -1.8% |
| 1Q26 | 3,300 | +3.9% |
| 4Q25 | 3,168 | +5.7% |
| 3Q25 | 3,393 | -5.0% |
| 2Q25 | 3,385 | - |
| 1Q25 | 3,176 | -6.0% |
| 4Q24 | 2,997 | -16.1% |
| 3Q24 | 3,572 | -8.2% |
| 1Q24 | 3,378 | -8.4% |
| 4Q23 | 3,574 | -7.0% |
| 3Q23 | 3,889 | +105.0% |
| 2Q23 | 4,045 | +27.7% |
| 1Q23 | 3,686 | +33.3% |
| 4Q22 | 3,841 | +49.1% |
| 3Q22 | 1,897 | -13.7% |
| 2Q21 | 3,168 | +34.1% |
| 1Q22 | 2,766 | +4.5% |
| 4Q21 | 2,576 | -16.1% |
| 3Q21 | 2,197 | -42.2% |
| 2Q20 | 2,362 | -21.3% |
| 1Q21 | 2,647 | -10.0% |
| 4Q20 | 3,071 | -3.9% |
| 3Q20 | 3,800 | +18.0% |
| 1Q20 | 2,940 | +2.5% |
| 4Q19 | 3,195 | +3.9% |
| 3Q19 | 3,220 | +2.8% |
| 2Q19 | 3,002 | +1.1% |
| 1Q19 | 2,868 | +5.4% |
| 4Q18 | 3,074 | +4.7% |
| 3Q18 | 3,131 | +6.8% |
| 2Q18 | 2,970 | +2.5% |
| 1Q18 | 2,720 | +2.1% |
| 4Q17 | 2,935 | +6.3% |
| 3Q17 | 2,933 | +4.8% |
| 2Q17 | 2,898 | +11.0% |
| 1Q17 | 2,664 | -0.3% |
| 4Q16 | 2,760 | - |
| 3Q16 | 2,798 | - |
| 2Q16 | 2,610 | - |
| 1Q16 | 2,671 | - |