| （単位：千円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q26 | 594,966 | -22.9% |
| 3Q26 | 674,248 | +10.4% |
| 2Q26 | 681,305 | +3.4% |
| 1Q26 | 594,764 | -6.5% |
| 4Q25 | 771,892 | +56.4% |
| 3Q25 | 610,870 | +0.7% |
| 2Q25 | 658,635 | +25.6% |
| 1Q25 | 636,252 | +3.9% |
| 4Q24 | 493,480 | -23.8% |
| 3Q23 | 606,506 | -17.0% |
| 2Q24 | 524,217 | -14.8% |
| 1Q24 | 612,493 | -1.1% |
| 4Q23 | 648,030 | +9.2% |
| 2Q22 | 615,211 | +4.3% |
| 1Q23 | 619,586 | +3.2% |
| 4Q22 | 593,388 | -4.0% |
| 3Q22 | 730,381 | +19.6% |
| 1Q22 | 600,381 | +4.7% |
| 4Q21 | 618,042 | -14.0% |
| 3Q21 | 610,936 | +2.0% |
| 2Q21 | 590,005 | -9.7% |
| 1Q21 | 573,532 | +3.9% |
| 4Q20 | 718,441 | +17.3% |
| 3Q19 | 598,904 | -0.9% |
| 2Q20 | 653,174 | +5.0% |
| 1Q20 | 552,223 | -11.0% |
| 4Q19 | 612,491 | -17.2% |
| 2Q19 | 622,091 | -0.6% |
| 1Q19 | 620,527 | +1.5% |
| 4Q18 | 739,545 | +22.1% |
| 3Q18 | 604,254 | +6.9% |
| 2Q18 | 626,119 | +3.9% |
| 1Q18 | 611,408 | +6.4% |
| 4Q17 | 605,504 | - |
| 3Q17 | 565,038 | -5.5% |
| 2Q17 | 602,620 | - |
| 1Q17 | 574,746 | - |
| 3Q16 | 598,070 | - |