| （単位：千円） | 売上原価 | 前年比（％） |
|---|---|---|
| 1Q26 | 794,664 | +1.0% |
| 4Q25 | 747,657 | -8.4% |
| 3Q25 | 948,341 | +9.0% |
| 2Q25 | 845,679 | -1.0% |
| 1Q25 | 787,022 | -5.8% |
| 4Q24 | 815,784 | -3.0% |
| 3Q24 | 869,850 | -7.9% |
| 2Q24 | 854,348 | +2.3% |
| 1Q24 | 835,859 | +13.3% |
| 4Q23 | 840,856 | +7.4% |
| 3Q23 | 944,690 | +18.3% |
| 2Q23 | 835,546 | +10.9% |
| 1Q23 | 737,928 | +3.7% |
| 4Q22 | 783,186 | +4.8% |
| 3Q22 | 798,674 | +11.4% |
| 2Q22 | 753,214 | -4.2% |
| 1Q22 | 711,842 | +0.2% |
| 4Q21 | 747,015 | +1.7% |
| 3Q21 | 716,815 | -7.1% |
| 2Q21 | 786,502 | +10.4% |
| 1Q21 | 710,621 | +1.1% |
| 4Q20 | 734,687 | -7.5% |
| 3Q20 | 771,563 | +1.1% |
| 2Q20 | 712,730 | +1.7% |
| 1Q20 | 703,219 | +12.7% |
| 4Q19 | 793,982 | +14.4% |
| 3Q19 | 762,842 | +26.1% |
| 2Q19 | 700,909 | +21.5% |
| 1Q19 | 624,200 | +5.0% |
| 4Q18 | 694,143 | +15.8% |
| 3Q18 | 604,887 | -6.7% |
| 2Q18 | 576,864 | -9.9% |
| 1Q18 | 594,198 | +6.6% |
| 4Q17 | 599,492 | +4.0% |
| 3Q17 | 648,290 | -0.1% |
| 2Q17 | 640,228 | +9.3% |
| 1Q17 | 557,332 | +3.6% |
| 4Q16 | 576,424 | - |
| 3Q16 | 648,823 | - |
| 2Q16 | 585,650 | - |
| 1Q16 | 538,027 | - |