| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 19,088 | +0.3% |
| 2Q26 | 16,867 | +8.8% |
| 1Q26 | 16,968 | +5.6% |
| 4Q25 | 19,937 | +5.2% |
| 3Q25 | 19,039 | +7.8% |
| 2Q25 | 15,508 | -1.0% |
| 1Q25 | 16,067 | +2.9% |
| 4Q24 | 18,951 | -2.6% |
| 3Q24 | 17,661 | +9.2% |
| 2Q24 | 15,671 | +12.7% |
| 1Q24 | 15,621 | +15.0% |
| 4Q23 | 19,450 | +33.1% |
| 3Q23 | 16,171 | +9.7% |
| 2Q23 | 13,901 | +6.5% |
| 1Q23 | 13,580 | -0.7% |
| 4Q22 | 14,616 | -3.3% |
| 3Q22 | 14,745 | +11.3% |
| 2Q22 | 13,050 | +15.3% |
| 1Q22 | 13,682 | +18.0% |
| 4Q21 | 15,120 | -2.1% |
| 3Q21 | 13,243 | -3.7% |
| 2Q21 | 11,318 | -0.1% |
| 1Q21 | 11,595 | -6.7% |
| 4Q20 | 15,450 | -9.4% |
| 3Q20 | 13,750 | -10.8% |
| 2Q20 | 11,327 | -3.9% |
| 1Q20 | 12,423 | +3.8% |
| 4Q19 | 17,045 | +34.8% |
| 3Q19 | 15,407 | +15.9% |
| 2Q19 | 11,786 | +5.0% |
| 1Q19 | 11,972 | +0.6% |
| 4Q18 | 12,641 | +0.5% |
| 3Q18 | 13,295 | -7.9% |
| 2Q18 | 11,230 | -7.8% |
| 1Q18 | 11,898 | +2.2% |
| 4Q17 | 12,576 | +3.1% |
| 3Q17 | 14,441 | +6.1% |
| 2Q17 | 12,184 | +14.4% |
| 1Q17 | 11,646 | +6.7% |
| 4Q16 | 12,193 | - |
| 3Q16 | 13,606 | - |
| 2Q16 | 10,650 | - |
| 1Q16 | 10,911 | - |