| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 34,290 | -4.1% |
| 1Q26 | 33,891 | +5.2% |
| 4Q25 | 46,677 | +8.3% |
| 3Q25 | 38,511 | +7.3% |
| 2Q25 | 35,739 | +5.9% |
| 1Q25 | 32,229 | +7.3% |
| 4Q24 | 43,093 | +7.3% |
| 3Q24 | 35,895 | +1.5% |
| 2Q24 | 33,744 | -4.1% |
| 1Q24 | 30,030 | -3.3% |
| 4Q23 | 40,157 | +7.5% |
| 3Q23 | 35,365 | +14.8% |
| 2Q23 | 35,194 | +19.5% |
| 1Q23 | 31,050 | +18.9% |
| 4Q22 | 37,342 | +6.8% |
| 3Q22 | 30,811 | +6.3% |
| 2Q22 | 29,440 | +10.7% |
| 1Q22 | 26,120 | +5.7% |
| 4Q21 | 34,971 | +5.9% |
| 3Q21 | 28,985 | -7.2% |
| 2Q21 | 26,597 | -9.7% |
| 1Q21 | 24,706 | -13.6% |
| 4Q20 | 33,030 | -5.4% |
| 3Q20 | 31,231 | -3.1% |
| 2Q20 | 29,457 | -5.6% |
| 1Q20 | 28,595 | -4.4% |
| 4Q19 | 34,929 | +4.0% |
| 3Q19 | 32,219 | +0.9% |
| 2Q19 | 31,199 | +10.5% |
| 1Q19 | 29,913 | +4.8% |
| 4Q18 | 33,577 | +3.4% |
| 3Q18 | 31,935 | +7.0% |
| 2Q18 | 28,245 | -0.9% |
| 1Q18 | 28,548 | +4.0% |
| 4Q17 | 32,479 | +3.4% |
| 3Q17 | 29,841 | -2.2% |
| 2Q17 | 28,499 | -5.9% |
| 1Q17 | 27,443 | -1.1% |
| 4Q16 | 31,405 | - |
| 3Q16 | 30,527 | - |
| 2Q16 | 30,291 | - |
| 1Q16 | 27,749 | - |