| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 24,260 | -4.2% |
| 2Q26 | 20,188 | -28.9% |
| 1Q26 | 22,205 | -16.2% |
| 4Q25 | 23,608 | -16.9% |
| 3Q25 | 25,311 | -13.7% |
| 2Q25 | 28,386 | +8.3% |
| 1Q25 | 26,499 | +3.0% |
| 4Q24 | 28,412 | +5.8% |
| 3Q24 | 29,346 | -1.7% |
| 2Q24 | 26,218 | +5.4% |
| 1Q24 | 25,724 | +2.9% |
| 4Q23 | 26,846 | +6.8% |
| 3Q23 | 29,859 | +12.0% |
| 2Q23 | 24,874 | +9.2% |
| 1Q23 | 25,010 | -2.5% |
| 4Q22 | 25,136 | +4.6% |
| 3Q22 | 26,656 | +10.1% |
| 2Q22 | 22,781 | -1.8% |
| 1Q22 | 25,646 | +11.1% |
| 4Q21 | 24,041 | +12.6% |
| 3Q21 | 24,216 | +7.1% |
| 2Q21 | 23,195 | +0.7% |
| 1Q21 | 23,085 | +15.8% |
| 4Q20 | 21,359 | +8.5% |
| 3Q20 | 22,610 | +7.4% |
| 2Q20 | 23,045 | +13.5% |
| 1Q20 | 19,929 | +3.8% |
| 4Q19 | 19,691 | +45.1% |
| 3Q19 | 21,046 | +56.4% |
| 2Q19 | 20,303 | +56.0% |
| 1Q19 | 19,199 | +47.0% |
| 4Q18 | 13,573 | -4.9% |
| 3Q18 | 13,456 | -9.8% |
| 2Q18 | 13,011 | -2.3% |
| 1Q18 | 13,059 | -4.7% |
| 4Q17 | 14,268 | -5.7% |
| 3Q17 | 14,914 | -12.1% |
| 2Q17 | 13,319 | - |
| 1Q17 | 13,702 | - |
| 4Q16 | 15,130 | - |
| 3Q16 | 16,960 | - |