| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q25 | 37,787 | +1.3% |
| 2Q25 | 38,590 | -4.4% |
| 1Q25 | 35,869 | -1.9% |
| 4Q24 | 37,545 | +9.9% |
| 3Q24 | 37,306 | +12.4% |
| 2Q24 | 40,387 | +24.3% |
| 1Q24 | 36,562 | +3.7% |
| 4Q23 | 34,158 | -18.2% |
| 3Q23 | 33,196 | -21.0% |
| 2Q23 | 32,491 | -8.6% |
| 1Q23 | 35,256 | +9.5% |
| 4Q22 | 41,762 | +21.9% |
| 3Q22 | 42,028 | +15.4% |
| 2Q22 | 35,566 | -6.2% |
| 1Q22 | 32,183 | -11.2% |
| 4Q21 | 34,269 | -14.6% |
| 3Q21 | 36,407 | -9.8% |
| 2Q21 | 37,909 | +22.6% |
| 1Q21 | 36,228 | +13.9% |
| 4Q20 | 40,128 | 0.0% |
| 3Q20 | 40,350 | -7.8% |
| 2Q20 | 30,915 | -10.5% |
| 1Q20 | 31,798 | +4.3% |
| 4Q19 | 40,117 | -23.8% |
| 3Q19 | 43,762 | -19.7% |
| 2Q19 | 34,551 | +8.6% |
| 1Q19 | 30,487 | -2.1% |
| 4Q18 | 52,630 | -18.2% |
| 3Q18 | 54,529 | +113.6% |
| 2Q18 | 31,811 | +2.0% |
| 1Q18 | 31,143 | +51.1% |
| 4Q17 | 64,340 | +152.0% |
| 1Q17 | 31,196 | +51.4% |
| 3Q17 | 25,528 | +2.3% |
| 2Q17 | 12,228 | - |
| 1Q17 | 20,608 | - |
| 4Q16 | 26,142 | - |
| 3Q16 | 24,942 | - |