| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 23,980 | -14.3% |
| 2Q26 | 22,625 | -20.3% |
| 1Q26 | 23,392 | -14.8% |
| 4Q25 | 27,349 | +6.5% |
| 3Q25 | 27,966 | +1.6% |
| 2Q25 | 28,399 | +3.1% |
| 1Q25 | 27,449 | -2.9% |
| 4Q24 | 25,676 | -15.6% |
| 3Q24 | 27,534 | +2.5% |
| 2Q24 | 27,554 | +13.6% |
| 1Q24 | 28,264 | +35.0% |
| 4Q23 | 30,406 | +39.1% |
| 3Q23 | 26,873 | +23.1% |
| 2Q23 | 24,250 | +13.2% |
| 1Q23 | 20,930 | -4.1% |
| 4Q22 | 21,862 | +0.2% |
| 3Q22 | 21,829 | -15.0% |
| 2Q22 | 21,423 | -14.5% |
| 1Q22 | 21,836 | -20.7% |
| 4Q21 | 21,819 | -24.8% |
| 3Q21 | 25,679 | -0.8% |
| 2Q21 | 25,055 | -16.2% |
| 1Q21 | 27,549 | +8.3% |
| 4Q20 | 29,014 | +6.5% |
| 3Q20 | 25,893 | -2.9% |
| 2Q20 | 29,895 | +14.2% |
| 1Q20 | 25,435 | +7.2% |
| 4Q19 | 27,235 | +4.2% |
| 3Q19 | 26,675 | +16.1% |
| 2Q19 | 26,175 | +13.2% |
| 1Q19 | 23,732 | +5.9% |
| 4Q18 | 26,128 | +19.0% |
| 3Q18 | 22,976 | -5.2% |
| 2Q18 | 23,116 | +0.7% |
| 1Q18 | 22,413 | +6.6% |
| 4Q17 | 21,959 | -3.5% |
| 3Q17 | 24,240 | +14.6% |
| 2Q17 | 22,953 | - |
| 1Q17 | 21,019 | - |
| 4Q16 | 22,752 | - |
| 3Q16 | 21,149 | - |