| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 46,261 | -0.9% |
| 2Q26 | 44,451 | -4.3% |
| 1Q26 | 43,350 | +4.6% |
| 4Q25 | 46,246 | +3.2% |
| 3Q25 | 46,659 | +5.7% |
| 2Q25 | 46,459 | +7.8% |
| 1Q25 | 41,426 | +2.5% |
| 4Q24 | 44,826 | -3.1% |
| 3Q24 | 44,148 | -9.0% |
| 2Q24 | 43,099 | -9.6% |
| 1Q24 | 40,412 | -5.6% |
| 4Q23 | 46,275 | -1.2% |
| 3Q23 | 48,489 | +19.2% |
| 2Q23 | 47,692 | +21.0% |
| 1Q23 | 42,801 | +27.6% |
| 4Q22 | 46,816 | +32.1% |
| 3Q22 | 40,665 | +23.8% |
| 2Q22 | 39,407 | +34.0% |
| 1Q22 | 33,541 | +22.3% |
| 4Q21 | 35,436 | -3.4% |
| 3Q21 | 32,836 | -7.5% |
| 2Q21 | 29,398 | -16.8% |
| 1Q21 | 27,425 | -14.6% |
| 4Q20 | 36,669 | -2.0% |
| 3Q20 | 35,484 | -4.4% |
| 2Q20 | 35,314 | -1.4% |
| 1Q20 | 32,097 | +1.9% |
| 4Q19 | 37,424 | +19.1% |
| 3Q19 | 37,104 | +26.7% |
| 2Q19 | 35,821 | +22.2% |
| 1Q19 | 31,507 | +20.7% |
| 4Q18 | 31,416 | +7.2% |
| 3Q18 | 29,295 | +13.5% |
| 2Q18 | 29,307 | +7.8% |
| 1Q18 | 26,094 | +9.5% |
| 4Q17 | 29,305 | -2.5% |
| 3Q17 | 25,803 | -6.5% |
| 2Q17 | 27,186 | - |
| 1Q17 | 23,840 | - |
| 4Q16 | 30,054 | - |
| 3Q16 | 27,604 | - |