| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 23,836 | -2.7% |
| 1Q26 | 24,728 | -1.6% |
| 4Q25 | 24,781 | +4.3% |
| 3Q25 | 25,138 | +1.7% |
| 2Q25 | 24,495 | +1.8% |
| 1Q25 | 25,125 | +0.8% |
| 4Q24 | 23,761 | -3.0% |
| 3Q24 | 24,719 | -2.2% |
| 2Q24 | 24,060 | -3.7% |
| 1Q24 | 24,928 | -3.9% |
| 4Q23 | 24,492 | -1.6% |
| 3Q23 | 25,284 | +1.9% |
| 2Q23 | 24,972 | +7.0% |
| 1Q23 | 25,949 | +11.7% |
| 4Q22 | 24,884 | -23.6% |
| 3Q22 | 24,809 | -17.8% |
| 2Q22 | 23,347 | -12.2% |
| 1Q22 | 23,231 | -13.8% |
| 4Q21 | 32,567 | -0.5% |
| 3Q21 | 30,183 | -7.8% |
| 2Q21 | 26,577 | -19.2% |
| 1Q21 | 26,942 | -18.3% |
| 4Q20 | 32,746 | -6.3% |
| 3Q20 | 32,735 | -8.8% |
| 2Q20 | 32,881 | -8.8% |
| 1Q20 | 32,967 | -5.4% |
| 4Q19 | 34,954 | +0.8% |
| 3Q19 | 35,883 | +2.9% |
| 2Q19 | 36,042 | +7.1% |
| 1Q19 | 34,856 | +5.9% |
| 4Q18 | 34,690 | +5.9% |
| 3Q18 | 34,872 | +11.4% |
| 2Q18 | 33,650 | +6.9% |
| 1Q18 | 32,904 | +3.6% |
| 4Q17 | 32,756 | -1.7% |
| 3Q17 | 31,305 | -7.1% |
| 2Q17 | 31,475 | -7.4% |
| 1Q17 | 31,764 | -1.0% |
| 4Q16 | 33,308 | - |
| 3Q16 | 33,693 | - |
| 2Q16 | 33,985 | - |
| 1Q16 | 32,079 | - |