| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 27,619 | +4.2% |
| 1Q26 | 23,703 | -2.7% |
| 4Q25 | 32,222 | -1.6% |
| 3Q25 | 25,167 | -4.5% |
| 2Q25 | 26,507 | -2.4% |
| 1Q25 | 24,370 | -0.0% |
| 4Q24 | 32,753 | +10.6% |
| 3Q24 | 26,355 | +8.4% |
| 2Q24 | 27,155 | +12.2% |
| 1Q24 | 24,376 | +8.1% |
| 4Q23 | 29,616 | +9.1% |
| 3Q23 | 24,309 | +15.6% |
| 2Q23 | 24,200 | -4.1% |
| 1Q23 | 22,552 | -0.3% |
| 4Q22 | 27,154 | -8.1% |
| 3Q22 | 21,034 | -16.0% |
| 2Q22 | 25,239 | +5.8% |
| 1Q22 | 22,616 | +18.8% |
| 4Q21 | 29,560 | +1.2% |
| 3Q21 | 25,050 | +24.6% |
| 2Q21 | 23,850 | -9.5% |
| 1Q21 | 19,033 | -5.0% |
| 4Q20 | 29,197 | -6.5% |
| 3Q20 | 20,104 | -5.2% |
| 2Q20 | 26,354 | +15.0% |
| 1Q20 | 20,027 | +14.5% |
| 4Q19 | 31,211 | +2.1% |
| 3Q19 | 21,200 | +2.0% |
| 2Q19 | 22,912 | -0.3% |
| 1Q19 | 17,488 | +1.9% |
| 4Q18 | 30,564 | +1.5% |
| 3Q18 | 20,777 | +13.5% |
| 2Q18 | 22,987 | +1.9% |
| 1Q18 | 17,161 | +6.5% |
| 4Q17 | 30,098 | +8.8% |
| 3Q17 | 18,300 | -4.4% |
| 2Q17 | 22,550 | - |
| 1Q17 | 16,110 | - |
| 4Q16 | 27,661 | - |
| 3Q16 | 19,134 | - |