| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 14,246 | -6.5% |
| 2Q26 | 16,182 | -9.1% |
| 1Q26 | 16,179 | +4.6% |
| 4Q25 | 19,371 | +9.8% |
| 3Q25 | 15,239 | -7.5% |
| 2Q25 | 17,802 | +9.4% |
| 1Q25 | 15,467 | +7.5% |
| 4Q24 | 17,636 | -10.2% |
| 3Q24 | 16,467 | +29.9% |
| 2Q24 | 16,276 | +13.6% |
| 1Q24 | 14,387 | +32.4% |
| 4Q23 | 19,631 | +28.8% |
| 3Q23 | 12,675 | +20.3% |
| 2Q23 | 14,332 | +54.8% |
| 1Q23 | 10,862 | +17.0% |
| 4Q22 | 15,247 | +6.7% |
| 3Q22 | 10,532 | -4.0% |
| 2Q22 | 9,257 | -6.8% |
| 1Q22 | 9,283 | -11.8% |
| 4Q21 | 14,290 | -0.7% |
| 3Q21 | 10,970 | -4.1% |
| 2Q21 | 9,932 | -19.9% |
| 1Q21 | 10,526 | +11.5% |
| 4Q20 | 14,393 | +2.5% |
| 3Q20 | 11,443 | +20.2% |
| 2Q20 | 12,393 | +13.7% |
| 1Q20 | 9,438 | -2.6% |
| 4Q19 | 14,047 | +4.5% |
| 3Q19 | 9,524 | -7.8% |
| 2Q19 | 10,899 | +3.2% |
| 1Q19 | 9,690 | -20.0% |
| 4Q18 | 13,443 | +2.0% |
| 3Q18 | 10,324 | +6.1% |
| 2Q18 | 10,558 | -11.4% |
| 1Q18 | 12,114 | +23.9% |
| 4Q17 | 13,185 | +9.1% |
| 3Q17 | 9,734 | +4.0% |
| 2Q17 | 11,922 | - |
| 1Q17 | 9,776 | - |
| 4Q16 | 12,080 | - |
| 3Q16 | 9,356 | - |