| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 5,333 | +1.8% |
| 3Q25 | 5,707 | +22.8% |
| 2Q25 | 5,505 | +10.1% |
| 1Q25 | 5,604 | +20.6% |
| 4Q24 | 5,238 | +15.7% |
| 3Q24 | 4,647 | -0.6% |
| 2Q24 | 5,002 | +26.2% |
| 1Q24 | 4,647 | +14.7% |
| 4Q23 | 4,527 | -70.0% |
| 3Q23 | 4,673 | -65.6% |
| 2Q23 | 3,965 | -65.6% |
| 1Q23 | 4,050 | -65.0% |
| 4Q22 | 15,110 | +20.6% |
| 3Q22 | 13,574 | +7.5% |
| 2Q22 | 11,518 | +5.0% |
| 1Q22 | 11,583 | +120.8% |
| 4Q21 | 12,528 | -28.2% |
| 3Q21 | 12,625 | -26.1% |
| 2Q21 | 10,972 | -35.3% |
| 1Q21 | 5,245 | -70.4% |
| 4Q20 | 17,442 | -9.3% |
| 3Q20 | 17,078 | +0.2% |
| 2Q20 | 16,969 | -0.5% |
| 1Q20 | 17,744 | +3.0% |
| 4Q19 | 19,230 | -0.8% |
| 3Q19 | 17,044 | +3.4% |
| 2Q19 | 17,046 | +5.8% |
| 1Q19 | 17,235 | +7.3% |
| 4Q18 | 19,394 | +5.2% |
| 3Q18 | 16,489 | +10.4% |
| 2Q18 | 16,113 | +3.6% |
| 1Q18 | 16,056 | +1.0% |
| 4Q17 | 18,438 | -4.5% |
| 3Q17 | 14,938 | -9.1% |
| 2Q17 | 15,549 | - |
| 1Q17 | 15,897 | - |
| 4Q16 | 19,307 | - |
| 3Q16 | 16,433 | - |