| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 36,482 | -11.7% |
| 1Q26 | 36,986 | -7.1% |
| 4Q25 | 41,065 | +6.2% |
| 3Q25 | 42,550 | -3.2% |
| 2Q25 | 41,318 | +1.0% |
| 1Q25 | 39,797 | -3.2% |
| 4Q24 | 38,672 | -6.6% |
| 3Q24 | 43,959 | +10.9% |
| 2Q24 | 40,895 | +25.3% |
| 1Q24 | 41,134 | +34.9% |
| 4Q23 | 41,385 | +35.3% |
| 3Q23 | 39,631 | +33.8% |
| 2Q23 | 32,633 | +33.6% |
| 1Q23 | 30,496 | +23.9% |
| 4Q22 | 30,580 | +11.7% |
| 3Q22 | 29,611 | +5.0% |
| 2Q22 | 24,426 | -2.0% |
| 1Q22 | 24,609 | +24.0% |
| 4Q21 | 27,377 | -5.7% |
| 3Q21 | 28,202 | -5.1% |
| 2Q21 | 24,934 | -17.4% |
| 1Q21 | 19,842 | -31.6% |
| 4Q20 | 29,039 | -4.0% |
| 3Q20 | 29,729 | -4.5% |
| 2Q20 | 30,191 | +7.5% |
| 1Q20 | 29,009 | +2.1% |
| 4Q19 | 30,249 | +4.8% |
| 3Q19 | 31,127 | +4.4% |
| 2Q19 | 28,080 | +0.4% |
| 1Q19 | 28,411 | +6.2% |
| 4Q18 | 28,855 | +9.2% |
| 3Q18 | 29,811 | +16.8% |
| 2Q18 | 27,971 | +11.7% |
| 1Q18 | 26,741 | +14.7% |
| 4Q17 | 26,430 | +4.0% |
| 3Q17 | 25,533 | -1.0% |
| 2Q17 | 25,045 | - |
| 1Q17 | 23,323 | - |
| 4Q16 | 25,421 | - |
| 3Q16 | 25,782 | - |