| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 13,746 | +3.0% |
| 1Q26 | 13,788 | +1.9% |
| 4Q25 | 13,500 | -0.2% |
| 3Q25 | 14,756 | -0.9% |
| 2Q25 | 13,345 | -2.1% |
| 1Q25 | 13,527 | -3.0% |
| 4Q24 | 13,532 | +1.0% |
| 3Q24 | 14,894 | +2.0% |
| 2Q24 | 13,632 | +5.5% |
| 1Q24 | 13,950 | +9.9% |
| 4Q23 | 13,397 | +14.6% |
| 3Q23 | 14,600 | +21.7% |
| 2Q23 | 12,925 | +23.6% |
| 1Q23 | 12,691 | +18.3% |
| 4Q22 | 11,689 | +11.8% |
| 3Q22 | 11,994 | +7.1% |
| 2Q22 | 10,453 | +1.2% |
| 1Q22 | 10,726 | +5.1% |
| 4Q21 | 10,457 | -1.0% |
| 3Q21 | 11,197 | -3.0% |
| 2Q21 | 10,325 | -2.8% |
| 1Q21 | 10,204 | -2.4% |
| 4Q20 | 10,562 | +1.7% |
| 3Q20 | 11,549 | +2.0% |
| 2Q20 | 10,618 | +7.6% |
| 1Q20 | 10,453 | +4.7% |
| 4Q19 | 10,384 | +2.5% |
| 3Q19 | 11,322 | +15.7% |
| 2Q19 | 9,865 | +9.1% |
| 1Q19 | 9,979 | +10.2% |
| 4Q18 | 10,134 | +5.6% |
| 3Q18 | 9,785 | -0.4% |
| 2Q18 | 9,039 | -2.3% |
| 1Q18 | 9,059 | -4.0% |
| 4Q17 | 9,599 | -3.9% |
| 3Q17 | 9,829 | -8.5% |
| 2Q17 | 9,256 | -9.8% |
| 1Q17 | 9,432 | -8.1% |
| 4Q16 | 9,992 | - |
| 3Q16 | 10,746 | - |
| 2Q16 | 10,259 | - |
| 1Q16 | 10,268 | - |