| （単位：千円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 495,029 | -3.9% |
| 1Q25 | 518,410 | +6.0% |
| 4Q24 | 515,331 | +9.1% |
| 3Q24 | 477,589 | +2.7% |
| 2Q24 | 525,158 | -4.6% |
| 1Q24 | 489,254 | 0.0% |
| 4Q23 | 472,208 | -5.0% |
| 3Q23 | 465,206 | -6.3% |
| 2Q23 | 550,568 | -2.3% |
| 1Q23 | 489,230 | -11.5% |
| 4Q22 | 497,292 | -9.9% |
| 3Q22 | 496,349 | +7.7% |
| 2Q22 | 563,375 | -4.1% |
| 1Q22 | 552,635 | +15.5% |
| 4Q21 | 551,972 | -0.5% |
| 3Q21 | 460,950 | +0.8% |
| 2Q21 | 587,170 | +0.8% |
| 1Q21 | 478,493 | -1.1% |
| 4Q20 | 554,806 | -5.6% |
| 3Q20 | 457,416 | +0.7% |
| 2Q20 | 582,330 | +9.0% |
| 1Q20 | 483,915 | +0.5% |
| 4Q19 | 587,911 | +3.0% |
| 3Q19 | 454,109 | +4.9% |
| 2Q19 | 534,218 | -7.1% |
| 1Q19 | 481,387 | -6.0% |
| 4Q18 | 571,003 | -2.6% |
| 3Q18 | 432,954 | -5.3% |
| 2Q18 | 575,235 | +6.7% |
| 1Q18 | 512,342 | +3.7% |
| 4Q17 | 586,536 | +7.4% |
| 3Q17 | 457,000 | +3.0% |
| 2Q17 | 539,267 | -4.5% |
| 1Q17 | 494,249 | -8.8% |
| 4Q16 | 546,029 | - |
| 3Q16 | 443,584 | - |
| 2Q16 | 564,543 | - |
| 1Q16 | 541,999 | - |