| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 1,430 | -7.0% |
| 2Q26 | 1,515 | -5.3% |
| 1Q26 | 1,598 | +8.1% |
| 4Q25 | 1,561 | -10.6% |
| 3Q25 | 1,538 | - |
| 2Q25 | 1,599 | -0.1% |
| 1Q25 | 1,478 | -5.1% |
| 4Q24 | 1,747 | +3.1% |
| 2Q24 | 1,601 | - |
| 1Q24 | 1,558 | +33.8% |
| 4Q23 | 1,695 | +74.0% |
| 3Q23 | 1,123 | - |
| 1Q23 | 1,164 | +9.5% |
| 4Q22 | 974 | -10.2% |
| 2Q22 | 1,300 | +5.5% |
| 1Q22 | 1,063 | -7.4% |
| 4Q21 | 1,085 | +2.6% |
| 3Q21 | 1,258 | - |
| 2Q21 | 1,232 | -3.3% |
| 1Q21 | 1,148 | +2.0% |
| 4Q20 | 1,057 | -16.7% |
| 2Q20 | 1,273 | +4.1% |
| 1Q20 | 1,126 | -1.0% |
| 4Q19 | 1,268 | +5.3% |
| 3Q19 | 1,273 | +23.9% |
| 2Q19 | 1,223 | +6.6% |
| 1Q19 | 1,137 | +7.3% |
| 4Q18 | 1,204 | +9.9% |
| 3Q18 | 1,028 | -0.1% |
| 2Q18 | 1,147 | -1.0% |
| 1Q18 | 1,060 | +1.4% |
| 4Q17 | 1,095 | +2.0% |
| 3Q17 | 1,029 | -11.6% |
| 2Q17 | 1,158 | +1.8% |
| 1Q17 | 1,045 | +0.6% |
| 4Q16 | 1,073 | - |
| 3Q16 | 1,164 | - |
| 2Q16 | 1,138 | - |
| 1Q16 | 1,038 | - |