| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 903 | +5.5% |
| 2Q26 | 1,019 | +4.6% |
| 1Q26 | 798 | -0.9% |
| 4Q25 | 1,065 | +7.8% |
| 3Q25 | 856 | -0.3% |
| 2Q25 | 974 | -0.9% |
| 1Q25 | 805 | +6.9% |
| 4Q24 | 988 | -5.4% |
| 3Q24 | 859 | +5.1% |
| 2Q24 | 983 | +11.5% |
| 1Q24 | 753 | +3.2% |
| 4Q23 | 1,044 | +15.0% |
| 3Q23 | 817 | +4.5% |
| 2Q23 | 882 | +3.4% |
| 1Q23 | 730 | +4.0% |
| 4Q22 | 908 | -8.7% |
| 3Q22 | 782 | -1.5% |
| 2Q22 | 853 | +7.4% |
| 1Q22 | 702 | +14.3% |
| 4Q21 | 995 | +2.6% |
| 3Q21 | 794 | +5.7% |
| 2Q21 | 794 | -6.7% |
| 1Q21 | 614 | -15.4% |
| 4Q20 | 970 | +8.1% |
| 3Q20 | 751 | +3.4% |
| 2Q20 | 851 | +19.0% |
| 1Q20 | 726 | +15.4% |
| 4Q19 | 897 | +15.1% |
| 3Q19 | 726 | +4.5% |
| 2Q19 | 715 | +2.0% |
| 1Q19 | 629 | +7.0% |
| 4Q18 | 779 | -22.9% |
| 3Q18 | 695 | -30.3% |
| 2Q18 | 701 | -35.0% |
| 1Q18 | 588 | -38.0% |
| 4Q17 | 1,011 | -11.1% |
| 3Q17 | 997 | +3.4% |
| 2Q17 | 1,078 | - |
| 1Q17 | 948 | - |
| 4Q16 | 1,137 | - |
| 3Q16 | 964 | - |