| （単位：千円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 622,139 | -1.2% |
| 2Q26 | 631,836 | +0.6% |
| 1Q26 | 611,879 | +0.9% |
| 4Q25 | 687,846 | +7.5% |
| 3Q25 | 629,588 | +3.0% |
| 2Q25 | 627,919 | +4.6% |
| 1Q25 | 606,288 | +4.1% |
| 4Q24 | 639,747 | +5.3% |
| 3Q24 | 611,297 | +9.9% |
| 2Q24 | 600,029 | +10.2% |
| 1Q24 | 582,436 | +7.9% |
| 4Q23 | 607,684 | +7.3% |
| 3Q23 | 556,305 | +2.1% |
| 2Q23 | 544,738 | +3.7% |
| 1Q23 | 539,969 | +3.9% |
| 4Q22 | 566,326 | +8.7% |
| 3Q22 | 544,760 | +9.1% |
| 2Q22 | 525,233 | +4.6% |
| 1Q22 | 519,701 | +5.7% |
| 4Q21 | 520,836 | -6.0% |
| 3Q21 | 499,219 | -4.8% |
| 2Q21 | 501,921 | -6.8% |
| 1Q21 | 491,575 | -1.1% |
| 4Q20 | 553,995 | +4.2% |
| 3Q20 | 524,557 | +8.9% |
| 2Q20 | 538,699 | +10.0% |
| 1Q20 | 497,228 | +7.5% |
| 4Q19 | 531,517 | +7.8% |
| 3Q19 | 481,519 | +3.0% |
| 2Q19 | 489,779 | +2.3% |
| 1Q19 | 462,507 | -0.0% |
| 4Q18 | 492,957 | +4.1% |
| 3Q18 | 467,529 | +1.5% |
| 2Q18 | 478,833 | +4.6% |
| 1Q18 | 462,698 | 0.0% |
| 4Q17 | 473,753 | -1.7% |
| 3Q17 | 460,491 | -5.6% |
| 2Q17 | 457,735 | - |
| 1Q17 | 462,629 | - |
| 4Q16 | 481,727 | - |
| 3Q16 | 487,843 | - |