| （単位：千円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 519,328 | +0.1% |
| 2Q26 | 510,941 | -0.8% |
| 1Q26 | 501,937 | +3.4% |
| 4Q25 | 508,046 | +4.0% |
| 3Q25 | 518,673 | +3.4% |
| 2Q25 | 514,831 | +8.6% |
| 1Q25 | 485,409 | +8.2% |
| 4Q24 | 488,481 | +7.7% |
| 3Q24 | 501,499 | +10.9% |
| 2Q24 | 473,954 | +5.6% |
| 1Q24 | 448,822 | +7.3% |
| 4Q23 | 453,593 | -1.5% |
| 3Q23 | 452,096 | -6.4% |
| 2Q23 | 448,801 | +10.2% |
| 1Q23 | 418,405 | +8.1% |
| 4Q22 | 460,525 | +10.3% |
| 3Q22 | 482,855 | +23.7% |
| 2Q22 | 407,360 | +7.7% |
| 1Q22 | 386,993 | +9.2% |
| 4Q21 | 417,401 | +17.1% |
| 3Q21 | 390,479 | +8.0% |
| 2Q21 | 378,314 | +4.7% |
| 1Q21 | 354,405 | +4.2% |
| 4Q20 | 356,304 | +6.1% |
| 3Q20 | 361,437 | +5.6% |
| 2Q20 | 361,167 | +10.8% |
| 1Q20 | 340,274 | +7.9% |
| 4Q19 | 335,784 | +7.2% |
| 3Q19 | 342,170 | +7.6% |
| 2Q19 | 325,901 | +4.9% |
| 1Q19 | 315,357 | -1.1% |
| 4Q18 | 313,259 | +4.9% |
| 3Q18 | 317,927 | +7.2% |
| 2Q18 | 310,568 | +6.2% |
| 1Q18 | 319,018 | +9.0% |
| 4Q17 | 298,511 | +3.4% |
| 3Q17 | 296,518 | +0.4% |
| 2Q17 | 292,351 | - |
| 1Q17 | 292,637 | - |
| 4Q16 | 288,628 | - |
| 3Q16 | 295,388 | - |