| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 1,818 | +16.2% |
| 3Q25 | 1,716 | +6.2% |
| 2Q25 | 2,029 | +23.5% |
| 1Q25 | 1,886 | +21.3% |
| 4Q24 | 1,565 | +2.2% |
| 3Q24 | 1,616 | +12.7% |
| 2Q24 | 1,642 | +20.6% |
| 1Q24 | 1,555 | +35.9% |
| 4Q23 | 1,531 | +30.4% |
| 3Q23 | 1,433 | +38.9% |
| 2Q23 | 1,362 | +14.1% |
| 1Q23 | 1,144 | +8.8% |
| 4Q22 | 1,174 | -4.6% |
| 3Q22 | 1,032 | -8.2% |
| 2Q22 | 1,194 | -1.2% |
| 1Q22 | 1,052 | -25.2% |
| 4Q21 | 1,231 | +10.2% |
| 3Q21 | 1,124 | -12.4% |
| 2Q21 | 1,209 | -14.5% |
| 1Q21 | 1,406 | +31.9% |
| 4Q20 | 1,116 | -10.6% |
| 3Q20 | 1,283 | +24.9% |
| 2Q20 | 1,414 | +11.3% |
| 1Q20 | 1,066 | +6.2% |
| 4Q19 | 1,249 | -12.1% |
| 3Q19 | 1,027 | +3.0% |
| 2Q19 | 1,270 | +3.8% |
| 1Q19 | 1,004 | +1.2% |
| 4Q18 | 1,420 | - |
| 3Q18 | 998 | - |
| 2Q18 | 1,223 | - |
| 1Q18 | 991 | - |