| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 25,645 | -5.5% |
| 2Q26 | 29,063 | +7.6% |
| 1Q26 | 25,853 | +24.6% |
| 4Q25 | 30,319 | +17.9% |
| 3Q25 | 27,140 | +18.0% |
| 2Q25 | 27,010 | +6.9% |
| 1Q25 | 20,747 | -5.8% |
| 4Q24 | 25,724 | +4.1% |
| 3Q24 | 23,006 | +0.5% |
| 2Q24 | 25,255 | +2.9% |
| 1Q24 | 22,022 | +13.1% |
| 4Q23 | 24,705 | -4.6% |
| 3Q23 | 22,890 | +22.4% |
| 2Q23 | 24,547 | +25.3% |
| 1Q23 | 19,468 | +9.6% |
| 4Q22 | 25,887 | +23.4% |
| 3Q22 | 18,701 | +3.5% |
| 2Q22 | 19,585 | -6.1% |
| 1Q22 | 17,770 | +8.7% |
| 4Q21 | 20,972 | -2.4% |
| 3Q21 | 18,069 | -1.9% |
| 2Q21 | 20,853 | -20.2% |
| 1Q21 | 16,346 | -27.2% |
| 4Q20 | 21,498 | -16.0% |
| 3Q20 | 18,425 | -7.7% |
| 2Q20 | 26,117 | -4.3% |
| 1Q20 | 22,440 | +25.2% |
| 4Q19 | 25,591 | +1.3% |
| 3Q19 | 19,971 | +0.7% |
| 2Q19 | 27,282 | +33.9% |
| 1Q19 | 17,920 | -7.9% |
| 4Q18 | 25,251 | +9.7% |
| 3Q18 | 19,833 | +8.8% |
| 2Q18 | 20,370 | +7.7% |
| 1Q18 | 19,461 | +19.1% |
| 4Q17 | 23,019 | +2.5% |
| 3Q17 | 18,237 | +0.5% |
| 2Q17 | 18,912 | - |
| 1Q17 | 16,342 | - |
| 4Q16 | 22,450 | - |
| 3Q16 | 18,145 | - |