| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 905 | +4.4% |
| 2Q26 | 861 | +4.4% |
| 1Q26 | 964 | +4.2% |
| 4Q25 | 1,224 | +2.5% |
| 3Q25 | 867 | +4.7% |
| 2Q25 | 824 | -2.6% |
| 1Q25 | 925 | +0.2% |
| 4Q24 | 1,195 | +7.0% |
| 3Q24 | 828 | +10.2% |
| 2Q24 | 846 | +15.2% |
| 1Q24 | 923 | +0.4% |
| 4Q23 | 1,117 | -11.9% |
| 3Q23 | 751 | -1.9% |
| 2Q23 | 734 | -7.6% |
| 1Q23 | 919 | -12.6% |
| 4Q22 | 1,267 | -27.4% |
| 3Q22 | 766 | -34.9% |
| 2Q22 | 795 | -14.3% |
| 1Q22 | 1,052 | -13.6% |
| 4Q21 | 1,744 | +16.7% |
| 3Q21 | 1,176 | +5.8% |
| 2Q21 | 928 | -27.5% |
| 1Q21 | 1,218 | -11.4% |
| 4Q20 | 1,495 | -21.9% |
| 3Q20 | 1,112 | -11.6% |
| 2Q20 | 1,279 | -14.2% |
| 1Q20 | 1,375 | -13.4% |
| 4Q19 | 1,914 | -6.6% |
| 3Q19 | 1,258 | -14.1% |
| 2Q19 | 1,491 | -16.9% |
| 1Q19 | 1,587 | -11.0% |
| 4Q18 | 2,050 | -25.2% |
| 3Q18 | 1,464 | -12.5% |
| 2Q18 | 1,794 | -14.4% |
| 1Q18 | 1,783 | -5.9% |
| 4Q17 | 2,741 | +19.0% |
| 3Q17 | 1,673 | -4.1% |
| 2Q17 | 2,096 | +3.8% |
| 1Q17 | 1,894 | -13.3% |
| 4Q16 | 2,303 | - |
| 3Q16 | 1,745 | - |
| 2Q16 | 2,019 | - |
| 1Q16 | 2,185 | - |