| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q26 | 2,685 | +2.1% |
| 3Q26 | 1,919 | +5.7% |
| 4Q25 | 2,631 | +1.2% |
| 3Q25 | 1,816 | -4.0% |
| 2Q25 | 1,997 | +4.6% |
| 1Q25 | 1,834 | -0.7% |
| 4Q24 | 2,599 | +0.7% |
| 3Q24 | 1,892 | -9.9% |
| 2Q24 | 1,909 | -11.8% |
| 1Q24 | 1,846 | -2.6% |
| 4Q23 | 2,581 | -11.7% |
| 3Q23 | 2,100 | +21.9% |
| 2Q23 | 2,165 | +5.3% |
| 1Q23 | 1,895 | +25.0% |
| 4Q22 | 2,923 | +9.7% |
| 3Q22 | 1,723 | -0.6% |
| 2Q22 | 2,057 | -10.8% |
| 1Q22 | 1,516 | +26.2% |
| 4Q21 | 2,664 | -24.0% |
| 3Q21 | 1,734 | -15.6% |
| 2Q21 | 2,305 | -17.6% |
| 1Q21 | 1,201 | -41.2% |
| 4Q20 | 3,504 | -3.6% |
| 3Q20 | 2,054 | -14.5% |
| 2Q20 | 2,797 | +1.9% |
| 1Q20 | 2,044 | +6.0% |
| 4Q19 | 3,636 | -1.0% |
| 3Q19 | 2,403 | +4.0% |
| 2Q19 | 2,746 | -6.9% |
| 1Q19 | 1,929 | +3.5% |
| 4Q18 | 3,672 | -0.9% |
| 3Q18 | 2,310 | +4.5% |
| 2Q18 | 2,949 | +4.1% |
| 1Q18 | 1,864 | -0.1% |
| 4Q17 | 3,705 | -0.5% |
| 3Q17 | 2,211 | -11.9% |
| 2Q17 | 2,833 | - |
| 1Q17 | 1,865 | - |
| 4Q16 | 3,724 | - |
| 3Q16 | 2,509 | - |