| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 2,268 | +4.8% |
| 3Q25 | 1,545 | +9.0% |
| 2Q25 | 1,683 | -0.6% |
| 1Q25 | 1,599 | -2.7% |
| 4Q24 | 2,163 | -5.3% |
| 3Q24 | 1,417 | -14.2% |
| 2Q24 | 1,693 | +0.5% |
| 1Q24 | 1,644 | -11.1% |
| 4Q23 | 2,284 | +1.0% |
| 3Q23 | 1,650 | -1.7% |
| 2Q23 | 1,685 | -17.1% |
| 1Q23 | 1,848 | -21.9% |
| 4Q22 | 2,261 | -21.3% |
| 3Q22 | 1,679 | -5.2% |
| 2Q22 | 2,032 | -0.5% |
| 1Q22 | 2,368 | +46.1% |
| 4Q21 | 2,875 | +10.4% |
| 3Q21 | 1,771 | +2.9% |
| 2Q21 | 2,041 | -12.7% |
| 1Q21 | 1,620 | -18.6% |
| 4Q20 | 2,604 | -4.1% |
| 3Q20 | 1,721 | -18.7% |
| 2Q20 | 2,338 | +20.2% |
| 1Q20 | 1,989 | +8.2% |
| 4Q19 | 2,716 | -3.9% |
| 3Q19 | 2,118 | -2.6% |
| 2Q19 | 1,945 | -23.8% |
| 1Q19 | 1,838 | -23.0% |
| 4Q18 | 2,826 | -4.2% |
| 3Q18 | 2,175 | +6.3% |
| 2Q18 | 2,554 | +2.9% |
| 1Q18 | 2,389 | +6.2% |
| 4Q17 | 2,948 | +12.1% |
| 3Q17 | 2,046 | -8.1% |
| 2Q17 | 2,481 | - |
| 1Q17 | 2,249 | - |
| 4Q16 | 2,631 | - |
| 3Q16 | 2,227 | - |