| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 3,494 | -7.1% |
| 1Q26 | 3,515 | -4.5% |
| 4Q25 | 3,723 | -0.8% |
| 3Q25 | 3,707 | -5.8% |
| 2Q25 | 3,762 | +0.9% |
| 1Q25 | 3,681 | -6.9% |
| 4Q24 | 3,751 | -7.5% |
| 3Q24 | 3,936 | -14.3% |
| 2Q24 | 3,729 | -15.4% |
| 1Q24 | 3,952 | -1.3% |
| 4Q23 | 4,054 | -1.3% |
| 3Q23 | 4,594 | +12.7% |
| 2Q23 | 4,409 | +21.3% |
| 1Q23 | 4,003 | +11.7% |
| 4Q22 | 4,108 | +3.2% |
| 3Q22 | 4,077 | +0.4% |
| 2Q22 | 3,633 | -12.0% |
| 1Q22 | 3,583 | -7.5% |
| 4Q21 | 3,982 | +1.4% |
| 3Q21 | 4,061 | +5.4% |
| 2Q21 | 4,127 | +2.8% |
| 1Q21 | 3,874 | +5.8% |
| 4Q20 | 3,927 | +5.5% |
| 3Q20 | 3,854 | +2.5% |
| 2Q20 | 4,015 | +14.5% |
| 1Q20 | 3,661 | +4.6% |
| 4Q19 | 3,722 | +9.0% |
| 3Q19 | 3,761 | +9.9% |
| 2Q19 | 3,507 | +9.4% |
| 1Q19 | 3,500 | +18.6% |
| 4Q18 | 3,416 | +10.0% |
| 3Q18 | 3,422 | +18.6% |
| 2Q18 | 3,205 | +12.3% |
| 1Q18 | 2,951 | +0.7% |
| 4Q17 | 3,105 | -0.4% |
| 3Q17 | 2,884 | -7.6% |
| 2Q17 | 2,854 | - |
| 1Q17 | 2,930 | - |
| 4Q16 | 3,119 | - |
| 3Q16 | 3,122 | - |