| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 38,349 | +10.0% |
| 1Q26 | 34,119 | +7.4% |
| 2Q25 | 34,855 | +7.5% |
| 1Q25 | 31,770 | +7.3% |
| 4Q24 | 30,800 | +3.9% |
| 3Q24 | 30,296 | +9.0% |
| 2Q24 | 32,415 | +15.8% |
| 1Q24 | 29,611 | +16.6% |
| 4Q23 | 29,635 | +16.4% |
| 3Q23 | 27,789 | +12.1% |
| 2Q23 | 27,990 | +6.4% |
| 1Q23 | 25,396 | +1.8% |
| 4Q22 | 25,453 | +6.4% |
| 3Q22 | 24,787 | +12.1% |
| 2Q22 | 26,309 | +7.6% |
| 1Q22 | 24,957 | +11.2% |
| 4Q21 | 23,927 | +4.2% |
| 3Q21 | 22,103 | -4.2% |
| 2Q21 | 24,442 | +7.5% |
| 1Q21 | 22,452 | +4.3% |
| 4Q20 | 22,956 | +6.7% |
| 3Q20 | 23,066 | +19.9% |
| 2Q20 | 22,736 | +9.7% |
| 1Q20 | 21,525 | +10.9% |
| 4Q19 | 21,512 | +10.1% |
| 3Q19 | 19,234 | +3.8% |
| 2Q19 | 20,717 | -0.0% |
| 1Q19 | 19,411 | +2.1% |
| 4Q18 | 19,539 | +1.0% |
| 3Q18 | 18,532 | +3.2% |
| 2Q18 | 20,723 | +6.8% |
| 1Q18 | 19,003 | +8.9% |
| 4Q17 | 19,336 | +11.6% |
| 3Q17 | 17,956 | - |
| 2Q17 | 19,403 | - |
| 1Q17 | 17,442 | - |
| 4Q16 | 17,333 | - |