| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 285 | -3.7% |
| 3Q25 | 259 | -1.6% |
| 2Q25 | 282 | +0.2% |
| 1Q25 | 297 | -5.7% |
| 4Q24 | 296 | -5.1% |
| 3Q24 | 263 | -26.9% |
| 2Q24 | 282 | -25.9% |
| 1Q24 | 315 | -28.4% |
| 4Q23 | 311 | -19.2% |
| 3Q23 | 360 | -9.9% |
| 2Q23 | 381 | -7.8% |
| 1Q23 | 439 | -1.7% |
| 4Q22 | 386 | -25.3% |
| 3Q22 | 400 | -29.7% |
| 2Q22 | 413 | -33.8% |
| 1Q22 | 447 | -30.3% |
| 4Q21 | 517 | -34.8% |
| 3Q21 | 569 | -27.7% |
| 2Q21 | 624 | -38.4% |
| 1Q21 | 641 | -51.6% |
| 4Q20 | 792 | -42.3% |
| 3Q20 | 787 | -30.0% |
| 2Q20 | 1,013 | -14.9% |
| 1Q20 | 1,327 | +27.2% |
| 4Q19 | 1,373 | +6.1% |
| 3Q19 | 1,125 | -10.6% |
| 2Q19 | 1,190 | -9.6% |
| 1Q19 | 1,043 | +18.8% |
| 4Q18 | 1,295 | +87.3% |
| 3Q18 | 1,258 | +61.3% |
| 2Q18 | 1,317 | - |
| 1Q18 | 878 | +36.7% |
| 4Q17 | 691 | +48.2% |
| 3Q17 | 780 | +74.6% |
| 1Q17 | 642 | +48.3% |
| 4Q16 | 466 | -32.6% |
| 3Q16 | 447 | - |
| 2Q16 | 394 | - |
| 1Q16 | 433 | - |
| 4Q15 | 692 | - |