| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 24,900 | +23.8% |
| 1Q26 | 27,791 | +40.8% |
| 4Q25 | 21,514 | +4.9% |
| 3Q25 | 19,379 | -6.1% |
| 2Q25 | 20,118 | +6.2% |
| 1Q25 | 19,739 | -4.8% |
| 4Q24 | 20,504 | -8.5% |
| 3Q24 | 20,647 | -5.3% |
| 2Q24 | 18,940 | -23.0% |
| 1Q24 | 20,732 | -13.2% |
| 4Q23 | 22,398 | -6.5% |
| 3Q23 | 21,799 | -2.2% |
| 2Q23 | 24,583 | +20.2% |
| 1Q23 | 23,893 | +4.2% |
| 4Q22 | 23,957 | +8.5% |
| 3Q22 | 22,296 | +23.4% |
| 2Q22 | 20,445 | -2.8% |
| 1Q22 | 22,939 | -5.5% |
| 4Q21 | 22,089 | -2.7% |
| 3Q21 | 18,066 | -16.0% |
| 2Q21 | 21,041 | -22.0% |
| 1Q21 | 24,262 | +31.8% |
| 4Q20 | 22,701 | +12.7% |
| 3Q20 | 21,515 | +9.1% |
| 2Q20 | 26,982 | +47.0% |
| 1Q20 | 18,407 | +0.9% |
| 4Q19 | 20,142 | +5.8% |
| 3Q19 | 19,720 | +23.7% |
| 2Q19 | 18,361 | -1.0% |
| 1Q19 | 18,245 | +9.3% |
| 4Q18 | 19,044 | +39.4% |
| 3Q18 | 15,944 | +22.7% |
| 2Q18 | 18,542 | +50.3% |
| 1Q18 | 16,689 | +19.1% |
| 4Q17 | 13,660 | +2.2% |
| 3Q17 | 12,996 | +10.5% |
| 2Q17 | 12,333 | - |
| 1Q17 | 14,015 | - |
| 4Q16 | 13,364 | - |
| 3Q16 | 11,757 | - |