| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 11,696 | -5.3% |
| 3Q25 | 9,652 | -7.1% |
| 2Q25 | 8,615 | -11.3% |
| 1Q25 | 7,835 | -9.5% |
| 4Q24 | 12,350 | -10.7% |
| 3Q24 | 10,390 | -6.0% |
| 2Q24 | 9,714 | -0.7% |
| 1Q24 | 8,661 | +17.0% |
| 4Q23 | 13,823 | +8.5% |
| 3Q23 | 11,054 | +8.2% |
| 2Q23 | 9,786 | +8.2% |
| 1Q23 | 7,400 | -12.4% |
| 4Q22 | 12,735 | -17.8% |
| 3Q22 | 10,214 | -20.8% |
| 2Q22 | 9,044 | -25.5% |
| 1Q22 | 8,452 | -29.2% |
| 4Q21 | 15,491 | -20.5% |
| 3Q21 | 12,903 | -14.4% |
| 2Q21 | 12,136 | -2.0% |
| 1Q21 | 11,930 | -28.8% |
| 4Q20 | 19,484 | -24.3% |
| 3Q20 | 15,073 | -37.6% |
| 2Q20 | 12,382 | -43.8% |
| 1Q20 | 16,760 | -18.5% |
| 4Q19 | 25,734 | -2.7% |
| 3Q19 | 24,159 | +1.9% |
| 2Q19 | 22,032 | +13.1% |
| 1Q19 | 20,558 | +93.9% |
| 4Q18 | 26,457 | +175.5% |
| 3Q18 | 23,714 | +111.9% |
| 2Q18 | 19,488 | +144.6% |
| 1Q18 | 10,601 | +14.8% |
| 4Q17 | 9,604 | +17.9% |
| 3Q17 | 11,191 | +24.6% |
| 2Q17 | 7,969 | -23.3% |
| 1Q17 | 9,235 | -24.1% |
| 4Q16 | 8,143 | -35.5% |
| 3Q16 | 8,979 | - |
| 2Q16 | 10,395 | - |
| 1Q16 | 12,162 | - |
| 4Q15 | 12,619 | - |