| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 49,010 | +15.4% |
| 1Q26 | 45,412 | +14.0% |
| 4Q25 | 46,864 | +10.5% |
| 3Q25 | 42,282 | +5.4% |
| 2Q25 | 42,467 | +1.9% |
| 1Q25 | 39,831 | -1.9% |
| 4Q24 | 42,401 | -4.2% |
| 3Q24 | 40,099 | -7.6% |
| 2Q24 | 41,679 | -11.4% |
| 1Q24 | 40,603 | +23.0% |
| 4Q23 | 44,279 | +14.2% |
| 3Q23 | 43,381 | +28.6% |
| 2Q23 | 47,027 | +46.7% |
| 1Q23 | 33,003 | +12.1% |
| 4Q22 | 38,782 | +37.9% |
| 3Q22 | 33,722 | +35.0% |
| 2Q22 | 32,047 | +36.7% |
| 1Q22 | 29,433 | +42.1% |
| 4Q21 | 28,126 | +10.7% |
| 3Q21 | 24,978 | +2.1% |
| 2Q21 | 23,437 | -10.5% |
| 1Q21 | 20,709 | -15.0% |
| 4Q20 | 25,413 | -3.7% |
| 3Q20 | 24,459 | -4.1% |
| 2Q20 | 26,179 | -1.1% |
| 1Q20 | 24,355 | -3.6% |
| 4Q19 | 26,386 | +4.7% |
| 3Q19 | 25,500 | +9.2% |
| 2Q19 | 26,483 | +12.9% |
| 1Q19 | 25,254 | +13.9% |
| 4Q18 | 25,213 | - |
| 3Q18 | 23,344 | +24.3% |
| 2Q18 | 23,453 | +16.6% |
| 1Q18 | 22,164 | +17.4% |
| 2Q17 | 18,786 | +9.3% |
| 1Q17 | 20,107 | +6.4% |
| 4Q16 | 18,872 | +11.1% |
| 2Q16 | 17,188 | - |
| 1Q16 | 18,892 | - |
| 4Q15 | 16,980 | - |