| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 3,681 | -7.3% |
| 2Q26 | 3,698 | +5.6% |
| 1Q26 | 3,402 | -4.3% |
| 4Q25 | 4,105 | +9.3% |
| 3Q25 | 3,970 | +4.3% |
| 2Q25 | 3,503 | -3.0% |
| 1Q25 | 3,556 | +6.5% |
| 4Q24 | 3,756 | -3.7% |
| 3Q24 | 3,807 | -4.8% |
| 2Q24 | 3,612 | +2.1% |
| 1Q24 | 3,341 | +12.7% |
| 4Q23 | 3,898 | +8.2% |
| 3Q23 | 3,999 | +12.9% |
| 2Q23 | 3,537 | +19.6% |
| 1Q23 | 2,963 | +3.4% |
| 4Q22 | 3,602 | +5.0% |
| 3Q22 | 3,542 | +12.4% |
| 2Q22 | 2,958 | -5.5% |
| 1Q22 | 2,864 | -0.0% |
| 4Q21 | 3,431 | +3.8% |
| 3Q21 | 3,153 | -6.0% |
| 2Q21 | 3,131 | -6.0% |
| 1Q21 | 2,865 | +3.7% |
| 4Q20 | 3,304 | -4.5% |
| 3Q20 | 3,352 | +6.1% |
| 2Q20 | 3,331 | +19.5% |
| 1Q20 | 2,762 | +14.7% |
| 4Q19 | 3,459 | +5.6% |
| 3Q19 | 3,160 | +11.1% |
| 2Q19 | 2,788 | +0.9% |
| 1Q19 | 2,408 | -0.1% |
| 4Q18 | 3,276 | +12.4% |
| 3Q18 | 2,844 | +5.6% |
| 2Q18 | 2,763 | +2.1% |
| 1Q18 | 2,412 | +8.9% |
| 4Q17 | 2,915 | -1.7% |
| 3Q17 | 2,694 | -10.3% |
| 2Q17 | 2,706 | - |
| 1Q17 | 2,215 | - |
| 4Q16 | 2,964 | - |
| 3Q16 | 3,004 | - |