| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 1Q26 | 316 | -13.0% |
| 4Q25 | 323 | -8.2% |
| 3Q25 | 321 | -15.1% |
| 2Q25 | 334 | -23.5% |
| 1Q25 | 363 | -20.4% |
| 4Q24 | 352 | -17.7% |
| 3Q24 | 378 | -15.3% |
| 2Q24 | 437 | -7.2% |
| 1Q24 | 456 | -3.2% |
| 4Q23 | 429 | -20.9% |
| 3Q23 | 446 | -10.4% |
| 2Q23 | 471 | -20.3% |
| 1Q23 | 471 | -23.0% |
| 4Q22 | 542 | -12.8% |
| 3Q22 | 498 | -19.9% |
| 2Q22 | 592 | +6.5% |
| 1Q22 | 612 | +7.1% |
| 4Q21 | 622 | +7.9% |
| 3Q21 | 622 | +8.3% |
| 2Q21 | 555 | -7.7% |
| 1Q21 | 571 | -6.7% |
| 4Q20 | 577 | -9.6% |
| 3Q20 | 575 | -11.4% |
| 2Q20 | 602 | -4.6% |
| 1Q20 | 612 | -11.0% |
| 4Q19 | 638 | -9.6% |
| 3Q19 | 649 | -25.3% |
| 2Q19 | 631 | -26.3% |
| 1Q19 | 688 | -24.2% |
| 4Q18 | 706 | -17.5% |
| 3Q18 | 868 | -14.1% |
| 2Q18 | 856 | -13.6% |
| 1Q18 | 908 | -12.6% |
| 4Q17 | 856 | -24.3% |
| 3Q17 | 1,011 | -6.3% |
| 2Q17 | 991 | -8.6% |
| 1Q17 | 1,038 | -2.8% |
| 4Q16 | 1,131 | - |
| 3Q16 | 1,078 | - |
| 2Q16 | 1,085 | - |
| 1Q16 | 1,068 | - |