| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 39,926 | -3.8% |
| 3Q25 | 37,020 | -7.0% |
| 2Q25 | 34,867 | -4.8% |
| 1Q25 | 44,247 | -0.7% |
| 4Q24 | 41,505 | +6.5% |
| 3Q24 | 39,809 | +19.0% |
| 2Q24 | 36,627 | -11.4% |
| 1Q24 | 44,562 | -15.4% |
| 4Q23 | 38,961 | -27.4% |
| 3Q23 | 33,453 | -22.5% |
| 2Q23 | 41,350 | +20.7% |
| 1Q23 | 52,672 | +36.7% |
| 4Q22 | 53,680 | +71.8% |
| 3Q22 | 43,179 | +68.4% |
| 2Q22 | 34,256 | +54.0% |
| 1Q22 | 38,539 | +81.9% |
| 4Q21 | 31,246 | +63.4% |
| 3Q21 | 25,647 | +44.5% |
| 2Q21 | 22,251 | -7.0% |
| 1Q21 | 21,188 | -19.5% |
| 4Q20 | 19,118 | -21.9% |
| 3Q20 | 17,745 | -27.1% |
| 2Q20 | 23,937 | -4.2% |
| 1Q20 | 26,320 | -18.5% |
| 4Q19 | 24,482 | -29.5% |
| 3Q19 | 24,348 | -0.8% |
| 2Q19 | 24,989 | +5.1% |
| 1Q19 | 32,299 | +13.6% |
| 4Q18 | 34,749 | +38.4% |
| 3Q18 | 24,542 | +27.1% |
| 2Q18 | 23,774 | +22.5% |
| 1Q18 | 28,438 | +18.8% |
| 4Q17 | 25,113 | +33.6% |
| 3Q17 | 19,314 | +19.8% |
| 2Q17 | 19,407 | +19.3% |
| 1Q17 | 23,944 | +16.1% |
| 4Q16 | 18,791 | -20.9% |
| 3Q16 | 16,117 | - |
| 2Q16 | 16,269 | - |
| 1Q16 | 20,627 | - |
| 4Q15 | 23,748 | - |