| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q25 | 897 | -2.1% |
| 2Q25 | 910 | +1.8% |
| 1Q25 | 980 | +8.0% |
| 4Q24 | 943 | +6.2% |
| 3Q24 | 917 | -16.2% |
| 2Q24 | 894 | -22.3% |
| 1Q24 | 907 | -13.3% |
| 4Q23 | 888 | -1.8% |
| 3Q23 | 1,095 | +22.2% |
| 2Q23 | 1,151 | +42.4% |
| 1Q23 | 1,046 | +35.0% |
| 4Q22 | 905 | +12.1% |
| 3Q22 | 896 | +8.7% |
| 2Q22 | 808 | +0.4% |
| 1Q22 | 775 | -6.1% |
| 4Q21 | 807 | -22.4% |
| 3Q21 | 824 | +12.9% |
| 2Q21 | 805 | +13.2% |
| 1Q21 | 825 | +8.8% |
| 4Q20 | 1,041 | +38.8% |
| 3Q20 | 729 | -26.7% |
| 2Q20 | 711 | -11.7% |
| 1Q20 | 759 | +44.0% |
| 4Q19 | 750 | +40.5% |
| 3Q19 | 995 | +105.1% |
| 2Q19 | 805 | +65.9% |
| 1Q19 | 526 | +5.9% |
| 4Q18 | 533 | -16.1% |
| 3Q18 | 485 | -2.0% |
| 2Q18 | 485 | +0.9% |
| 1Q18 | 497 | +18.2% |
| 4Q17 | 636 | +30.6% |
| 3Q17 | 495 | -0.7% |
| 2Q17 | 481 | -22.7% |
| 1Q17 | 421 | -36.5% |
| 4Q16 | 487 | -30.2% |
| 3Q16 | 498 | - |
| 2Q16 | 622 | - |
| 1Q16 | 663 | - |
| 4Q15 | 698 | - |