| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 67,968 | -2.5% |
| 3Q25 | 64,742 | -4.9% |
| 2Q25 | 63,575 | -7.7% |
| 1Q25 | 64,996 | -3.0% |
| 4Q24 | 69,724 | -3.2% |
| 3Q24 | 68,081 | -3.9% |
| 2Q24 | 68,899 | -3.4% |
| 1Q24 | 67,002 | +3.5% |
| 4Q23 | 72,018 | +5.3% |
| 3Q23 | 70,838 | +2.7% |
| 2Q23 | 71,343 | +25.9% |
| 1Q23 | 64,718 | +13.1% |
| 4Q22 | 68,401 | +18.7% |
| 3Q22 | 68,956 | +38.8% |
| 2Q22 | 56,678 | +15.3% |
| 1Q22 | 57,204 | +13.9% |
| 4Q21 | 57,626 | +19.3% |
| 3Q21 | 49,676 | +13.7% |
| 2Q21 | 49,170 | +63.2% |
| 1Q21 | 50,240 | +15.9% |
| 4Q20 | 48,297 | -3.7% |
| 3Q20 | 43,684 | -13.8% |
| 2Q20 | 30,134 | -43.9% |
| 1Q20 | 43,333 | -14.7% |
| 4Q19 | 50,145 | -9.2% |
| 3Q19 | 50,663 | -11.5% |
| 2Q19 | 53,762 | -4.2% |
| 1Q19 | 50,805 | -5.2% |
| 4Q18 | 55,212 | -2.5% |
| 3Q18 | 57,255 | +7.9% |
| 2Q18 | 56,118 | +8.9% |
| 1Q18 | 53,583 | +8.8% |
| 4Q17 | 56,630 | +13.1% |
| 3Q17 | 53,082 | +15.5% |
| 2Q17 | 51,542 | +14.7% |
| 1Q17 | 49,271 | -4.5% |
| 4Q16 | 50,068 | -8.8% |
| 3Q16 | 45,968 | - |
| 2Q16 | 44,924 | - |
| 1Q16 | 51,607 | - |
| 4Q15 | 54,910 | - |