| （単位：千円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 584,423 | +7.4% |
| 2Q26 | 572,470 | +3.4% |
| 1Q26 | 564,703 | +4.6% |
| 4Q25 | 605,125 | +16.1% |
| 3Q25 | 544,198 | +2.7% |
| 2Q25 | 553,667 | -2.7% |
| 1Q25 | 539,912 | -5.4% |
| 4Q24 | 521,174 | -4.0% |
| 3Q24 | 529,717 | +1.5% |
| 2Q24 | 569,256 | -4.6% |
| 1Q24 | 570,982 | +2.2% |
| 4Q23 | 542,716 | -5.2% |
| 3Q23 | 522,091 | -9.5% |
| 2Q23 | 596,599 | +2.3% |
| 1Q23 | 558,779 | -2.0% |
| 4Q22 | 572,771 | +8.3% |
| 3Q22 | 576,750 | +9.3% |
| 2Q22 | 583,421 | +8.7% |
| 1Q22 | 570,255 | +8.4% |
| 4Q21 | 529,097 | -5.7% |
| 3Q21 | 527,907 | -3.4% |
| 2Q21 | 536,591 | -6.5% |
| 1Q21 | 526,290 | -3.6% |
| 4Q20 | 560,879 | -6.7% |
| 3Q20 | 546,427 | -4.7% |
| 2Q20 | 573,762 | +2.6% |
| 1Q20 | 546,165 | -4.2% |
| 4Q19 | 601,398 | +4.2% |
| 3Q19 | 573,599 | -1.3% |
| 2Q19 | 559,167 | -2.7% |
| 1Q19 | 570,304 | -7.2% |
| 4Q18 | 577,330 | -6.4% |
| 3Q18 | 581,388 | -9.9% |
| 2Q18 | 574,436 | -8.9% |
| 1Q18 | 614,356 | -4.5% |
| 4Q17 | 616,518 | -5.2% |
| 3Q17 | 644,996 | -0.9% |
| 2Q17 | 630,211 | - |
| 1Q17 | 643,021 | - |
| 4Q16 | 650,023 | - |
| 3Q16 | 650,816 | - |