| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 33,899 | -2.1% |
| 1Q26 | 34,749 | +13.4% |
| 4Q25 | 33,181 | +0.1% |
| 3Q25 | 34,409 | +8.8% |
| 2Q25 | 34,617 | +6.6% |
| 1Q25 | 30,647 | -1.5% |
| 4Q24 | 33,153 | -4.0% |
| 3Q24 | 31,619 | +7.7% |
| 2Q24 | 32,487 | +6.9% |
| 1Q24 | 31,128 | +8.9% |
| 4Q23 | 34,535 | +22.3% |
| 3Q23 | 29,358 | +6.8% |
| 2Q23 | 30,386 | +32.7% |
| 1Q23 | 28,589 | +16.3% |
| 4Q22 | 28,232 | +3.1% |
| 3Q22 | 27,499 | +60.2% |
| 2Q22 | 22,891 | -4.8% |
| 1Q22 | 24,577 | +35.0% |
| 4Q21 | 27,376 | +27.3% |
| 3Q21 | 17,166 | -14.3% |
| 2Q21 | 24,057 | +13.8% |
| 1Q21 | 18,210 | -4.1% |
| 4Q20 | 21,512 | +2.9% |
| 3Q20 | 20,041 | -1.8% |
| 2Q20 | 21,146 | +8.3% |
| 1Q20 | 18,986 | +3.4% |
| 4Q19 | 20,910 | +8.0% |
| 3Q19 | 20,418 | +14.7% |
| 2Q19 | 19,520 | +11.8% |
| 1Q19 | 18,363 | +10.9% |
| 4Q18 | 19,358 | +9.5% |
| 3Q18 | 17,807 | +8.9% |
| 2Q18 | 17,466 | +9.0% |
| 1Q18 | 16,552 | +19.2% |
| 4Q17 | 17,681 | +8.1% |
| 3Q17 | 16,355 | +11.6% |
| 2Q17 | 16,030 | - |
| 1Q17 | 13,887 | - |
| 4Q16 | 16,350 | - |
| 3Q16 | 14,654 | - |