| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 1,102 | -9.7% |
| 2Q26 | 1,145 | -8.4% |
| 1Q26 | 1,009 | +3.9% |
| 4Q25 | 1,515 | -17.2% |
| 3Q25 | 1,220 | +9.3% |
| 2Q25 | 1,251 | +3.9% |
| 1Q25 | 971 | +18.7% |
| 4Q24 | 1,829 | +33.2% |
| 3Q24 | 1,117 | +7.9% |
| 2Q24 | 1,204 | +28.5% |
| 1Q24 | 819 | +1.8% |
| 4Q23 | 1,373 | -1.0% |
| 3Q23 | 1,035 | -5.2% |
| 2Q23 | 936 | +1.1% |
| 1Q23 | 804 | -5.5% |
| 4Q22 | 1,386 | -28.8% |
| 3Q22 | 1,092 | +29.9% |
| 2Q22 | 926 | -20.1% |
| 1Q22 | 851 | +9.0% |
| 4Q21 | 1,948 | +13.0% |
| 3Q21 | 840 | +12.7% |
| 2Q21 | 1,159 | -5.8% |
| 1Q21 | 780 | +10.9% |
| 4Q20 | 1,724 | +8.3% |
| 3Q20 | 746 | -6.5% |
| 2Q20 | 1,230 | +7.0% |
| 1Q20 | 703 | -37.6% |
| 4Q19 | 1,593 | -7.5% |
| 3Q19 | 797 | -8.2% |
| 2Q19 | 1,150 | +17.5% |
| 1Q19 | 1,128 | +48.7% |
| 4Q18 | 1,722 | +9.3% |
| 3Q18 | 868 | -9.9% |
| 2Q18 | 979 | -2.3% |
| 1Q18 | 759 | -2.6% |
| 4Q17 | 1,576 | -12.2% |
| 3Q17 | 964 | +20.1% |
| 2Q17 | 1,002 | -6.6% |
| 1Q17 | 779 | -1.6% |
| 4Q16 | 1,795 | - |
| 3Q16 | 803 | - |
| 2Q16 | 1,073 | - |
| 1Q16 | 792 | - |