| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 70,726 | -2.0% |
| 3Q25 | 70,280 | +1.2% |
| 2Q25 | 68,480 | -3.1% |
| 1Q25 | 64,478 | +0.5% |
| 4Q24 | 72,133 | +8.8% |
| 3Q24 | 69,466 | +3.3% |
| 2Q24 | 70,689 | +10.8% |
| 1Q24 | 64,157 | +5.2% |
| 4Q23 | 66,276 | -1.4% |
| 3Q23 | 67,231 | -0.6% |
| 2Q23 | 63,789 | -4.5% |
| 1Q23 | 60,976 | +1.5% |
| 4Q22 | 67,211 | +8.3% |
| 3Q22 | 67,627 | +17.1% |
| 2Q22 | 66,796 | +19.3% |
| 1Q22 | 60,091 | +12.4% |
| 4Q21 | 62,078 | +14.5% |
| 3Q21 | 57,769 | +14.8% |
| 2Q21 | 55,993 | +19.7% |
| 1Q21 | 53,444 | +8.8% |
| 4Q20 | 54,237 | -0.9% |
| 3Q20 | 50,341 | -9.6% |
| 2Q20 | 46,781 | -14.8% |
| 1Q20 | 49,120 | -9.4% |
| 4Q19 | 54,744 | -9.5% |
| 3Q19 | 55,678 | -3.4% |
| 2Q19 | 54,895 | -3.3% |
| 1Q19 | 54,242 | +2.3% |
| 4Q18 | 60,511 | +17.5% |
| 3Q18 | 57,627 | +14.4% |
| 2Q18 | 56,770 | +13.5% |
| 1Q18 | 53,006 | +3.0% |
| 1Q18 | 50,011 | -0.2% |
| 4Q17 | 51,477 | -3.5% |
| 3Q17 | 50,382 | -9.1% |
| 2Q17 | 51,099 | -9.1% |
| 1Q17 | 50,135 | -5.6% |
| 4Q16 | 53,333 | - |
| 3Q16 | 55,403 | - |
| 2Q16 | 56,214 | - |
| 1Q16 | 53,127 | - |