| （単位：千円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 742,853 | -4.9% |
| 3Q25 | 598,589 | -14.0% |
| 2Q25 | 583,539 | -16.6% |
| 1Q25 | 655,303 | -9.3% |
| 4Q24 | 780,718 | -13.7% |
| 3Q24 | 696,363 | +2.4% |
| 2Q24 | 699,454 | -4.7% |
| 1Q24 | 722,537 | +1.1% |
| 4Q23 | 904,727 | +2.3% |
| 3Q23 | 679,949 | -14.7% |
| 2Q23 | 734,268 | +4.0% |
| 1Q23 | 714,776 | +0.5% |
| 4Q22 | 884,477 | +4.2% |
| 3Q22 | 797,566 | +51.6% |
| 2Q22 | 706,142 | +44.6% |
| 1Q22 | 711,019 | +69.8% |
| 4Q21 | 848,887 | +24.9% |
| 3Q21 | 526,001 | +25.9% |
| 2Q21 | 488,266 | +13.4% |
| 1Q21 | 418,840 | +4.5% |
| 4Q20 | 679,401 | +60.9% |
| 3Q20 | 417,656 | -14.2% |
| 2Q20 | 430,511 | -12.9% |
| 1Q20 | 400,721 | -15.8% |
| 4Q19 | 422,125 | -32.1% |
| 3Q19 | 486,800 | -0.9% |
| 2Q19 | 494,476 | -20.0% |
| 1Q19 | 475,684 | -13.2% |
| 4Q18 | 622,077 | +1.7% |
| 3Q18 | 491,330 | -12.1% |
| 2Q18 | 618,151 | -4.9% |
| 1Q18 | 547,940 | -3.9% |
| 4Q17 | 611,434 | +1.9% |
| 3Q17 | 558,719 | +11.1% |
| 2Q17 | 649,687 | +26.2% |
| 1Q17 | 570,209 | +46.3% |
| 4Q16 | 600,309 | +9.2% |
| 3Q16 | 502,875 | - |
| 2Q16 | 514,915 | - |
| 1Q16 | 389,789 | - |
| 4Q15 | 549,696 | - |