| （単位：千円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 393,562 | +0.3% |
| 3Q25 | 365,602 | -6.6% |
| 2Q25 | 454,284 | -16.0% |
| 1Q25 | 362,120 | -14.5% |
| 4Q24 | 392,504 | +1.3% |
| 3Q24 | 391,601 | -4.2% |
| 2Q24 | 541,016 | +3.8% |
| 1Q24 | 423,568 | +15.8% |
| 4Q23 | 387,649 | +13.2% |
| 3Q23 | 408,736 | +20.8% |
| 2Q23 | 520,990 | +43.8% |
| 1Q23 | 365,631 | +4.5% |
| 4Q22 | 342,386 | -21.1% |
| 3Q22 | 338,299 | -12.2% |
| 2Q22 | 362,408 | -8.1% |
| 1Q22 | 349,741 | -17.8% |
| 4Q21 | 433,678 | +0.1% |
| 3Q21 | 385,506 | +3.5% |
| 2Q21 | 394,508 | -26.8% |
| 1Q21 | 425,618 | -33.0% |
| 4Q20 | 433,123 | -36.1% |
| 3Q20 | 372,537 | -42.0% |
| 2Q20 | 539,308 | -21.0% |
| 1Q20 | 635,162 | +8.0% |
| 4Q19 | 678,090 | +16.3% |
| 3Q19 | 642,165 | +17.6% |
| 2Q19 | 682,249 | +11.6% |
| 1Q19 | 588,090 | +8.1% |
| 4Q18 | 583,129 | +1.9% |
| 3Q18 | 545,876 | -3.7% |
| 2Q18 | 611,261 | -4.9% |
| 1Q18 | 544,207 | -7.1% |
| 4Q17 | 572,299 | -10.1% |
| 3Q17 | 566,889 | +2.5% |
| 2Q17 | 642,590 | -1.6% |
| 1Q17 | 585,530 | +6.0% |
| 4Q16 | 636,352 | - |
| 3Q16 | 552,815 | - |
| 2Q16 | 652,989 | - |
| 1Q16 | 552,318 | - |