| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 7,846 | -7.0% |
| 1Q26 | 8,180 | +6.7% |
| 4Q25 | 8,140 | -0.2% |
| 3Q25 | 8,136 | -2.7% |
| 2Q25 | 8,436 | +12.2% |
| 1Q25 | 7,665 | +17.3% |
| 4Q24 | 8,158 | +9.9% |
| 3Q24 | 8,358 | +20.0% |
| 2Q24 | 7,521 | +3.5% |
| 1Q24 | 6,533 | -3.1% |
| 4Q23 | 7,424 | +3.9% |
| 3Q23 | 6,966 | -7.7% |
| 2Q23 | 7,264 | +10.3% |
| 1Q23 | 6,742 | +17.4% |
| 4Q22 | 7,142 | +19.1% |
| 3Q22 | 7,545 | +23.0% |
| 2Q22 | 6,588 | +9.2% |
| 1Q22 | 5,743 | +17.0% |
| 4Q21 | 5,996 | +4.7% |
| 3Q21 | 6,136 | +5.2% |
| 2Q21 | 6,033 | +0.3% |
| 1Q21 | 4,910 | -19.6% |
| 4Q20 | 5,729 | -9.3% |
| 3Q20 | 5,832 | -1.2% |
| 2Q20 | 6,016 | +5.0% |
| 1Q20 | 6,109 | +14.9% |
| 4Q19 | 6,316 | +3.4% |
| 3Q19 | 5,901 | +1.3% |
| 2Q19 | 5,732 | +9.8% |
| 1Q19 | 5,315 | +11.3% |
| 4Q18 | 6,109 | +7.1% |
| 3Q18 | 5,826 | +13.1% |
| 2Q18 | 5,220 | +7.2% |
| 1Q18 | 4,774 | +4.4% |
| 4Q17 | 5,703 | +11.0% |
| 3Q17 | 5,151 | +3.3% |
| 2Q17 | 4,870 | +1.7% |
| 1Q17 | 4,574 | -2.3% |
| 4Q16 | 5,140 | - |
| 3Q16 | 4,986 | - |
| 2Q16 | 4,787 | - |
| 1Q16 | 4,682 | - |