| （単位：千円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 912,525 | +12.3% |
| 1Q26 | 837,890 | +9.4% |
| 4Q25 | 767,875 | -1.2% |
| 3Q25 | 771,717 | -2.0% |
| 2Q25 | 812,331 | +5.3% |
| 1Q25 | 766,095 | -1.8% |
| 4Q24 | 777,247 | +6.0% |
| 3Q24 | 787,847 | +7.3% |
| 2Q24 | 771,120 | +13.8% |
| 1Q24 | 779,884 | +16.5% |
| 4Q23 | 733,579 | +10.1% |
| 3Q23 | 734,588 | +7.2% |
| 2Q23 | 677,440 | +0.3% |
| 1Q23 | 669,607 | -0.5% |
| 4Q22 | 666,287 | +5.0% |
| 3Q22 | 685,359 | +13.0% |
| 2Q22 | 675,624 | +15.2% |
| 1Q22 | 672,884 | +29.4% |
| 4Q21 | 634,695 | +3.4% |
| 3Q21 | 606,387 | +3.4% |
| 2Q21 | 586,370 | +0.7% |
| 1Q21 | 520,176 | -10.1% |
| 4Q20 | 613,990 | +13.4% |
| 3Q20 | 586,565 | - |
| 2Q20 | 582,126 | - |
| 1Q20 | 578,789 | +3.2% |
| 4Q19 | 541,358 | -3.3% |
| 1Q19 | 560,618 | +1.0% |
| 4Q18 | 559,719 | - |
| 3Q18 | 563,096 | - |
| 2Q18 | 551,795 | - |
| 1Q18 | 554,983 | - |