| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 6,015 | -5.7% |
| 1Q26 | 6,322 | -6.0% |
| 4Q25 | 6,724 | -4.9% |
| 3Q25 | 7,421 | -3.7% |
| 2Q25 | 6,382 | -2.7% |
| 1Q25 | 6,727 | +0.1% |
| 4Q24 | 7,069 | -3.6% |
| 3Q24 | 7,708 | -2.4% |
| 2Q24 | 6,561 | +1.1% |
| 1Q24 | 6,724 | +1.2% |
| 4Q23 | 7,336 | +0.7% |
| 3Q23 | 7,896 | -0.3% |
| 2Q23 | 6,489 | +0.9% |
| 1Q23 | 6,643 | +3.5% |
| 4Q22 | 7,282 | +11.3% |
| 3Q22 | 7,919 | +1.1% |
| 2Q22 | 6,432 | -0.7% |
| 1Q22 | 6,421 | +34.1% |
| 4Q21 | 6,546 | -2.9% |
| 3Q21 | 7,831 | -2.9% |
| 2Q21 | 6,479 | -4.6% |
| 1Q21 | 4,787 | -29.9% |
| 4Q20 | 6,741 | +1.4% |
| 3Q20 | 8,068 | -0.5% |
| 2Q20 | 6,793 | -2.1% |
| 1Q20 | 6,826 | +2.5% |
| 4Q19 | 6,648 | -19.2% |
| 3Q19 | 8,112 | +21.8% |
| 2Q19 | 6,940 | +5.9% |
| 1Q19 | 6,661 | +15.9% |
| 4Q18 | 8,229 | +0.2% |
| 3Q18 | 6,662 | +0.2% |
| 2Q18 | 6,555 | +0.4% |
| 1Q18 | 5,748 | +1.9% |
| 4Q16 | 8,210 | +4.5% |
| 3Q16 | 6,647 | - |
| 2Q16 | 6,531 | - |
| 1Q16 | 5,639 | - |
| 4Q15 | 7,860 | - |