| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 4,116 | +10.2% |
| 3Q25 | 3,816 | +12.2% |
| 2Q25 | 3,805 | -6.9% |
| 1Q25 | 3,599 | +15.0% |
| 4Q24 | 3,734 | -9.5% |
| 3Q24 | 3,401 | -4.4% |
| 2Q24 | 4,085 | +1.4% |
| 1Q24 | 3,130 | +4.5% |
| 4Q23 | 4,126 | +4.8% |
| 3Q23 | 3,558 | +17.0% |
| 2Q23 | 4,027 | +36.5% |
| 1Q23 | 2,996 | -13.6% |
| 4Q22 | 3,937 | -59.7% |
| 3Q22 | 3,042 | -40.5% |
| 2Q22 | 2,951 | +166.7% |
| 1Q22 | 3,466 | +240.6% |
| 4Q21 | 9,771 | +825.6% |
| 4Q21 | 5,109 | +404.2% |
| 3Q21 | 1,106 | -0.3% |
| 2Q21 | 1,017 | +23.5% |
| 1Q21 | 1,055 | +20.3% |
| 4Q20 | 1,013 | -10.6% |
| 3Q20 | 1,110 | +9.1% |
| 2Q20 | 823 | -17.6% |
| 1Q20 | 877 | +2.2% |
| 4Q19 | 1,134 | -16.3% |
| 3Q19 | 1,017 | -5.6% |
| 2Q19 | 1,000 | +5.7% |
| 1Q19 | 858 | +2.1% |
| 4Q18 | 1,355 | +30.7% |
| 3Q18 | 1,078 | +13.7% |
| 2Q18 | 945 | +8.0% |
| 1Q18 | 841 | +3.0% |
| 4Q17 | 1,036 | +33.6% |
| 3Q17 | 948 | +19.5% |
| 2Q17 | 875 | +17.9% |
| 1Q17 | 816 | +25.0% |
| 4Q16 | 776 | - |
| 3Q16 | 793 | - |
| 2Q16 | 743 | - |
| 1Q16 | 653 | - |